xint (17may13)

git-svn-id: svn://tug.org/texlive/trunk@30528 c570f23f-e606-0410-a88d-b1316a301751

5 files changed, 2957 insertions, 2920 deletions

diff --git a/Master/texmf-dist/tex/generic/xint/xint.sty b/Master/texmf-dist/tex/generic/xint/xint.sty
index ef1d86a9614..c296158f940 100644
--- a/Master/texmf-dist/tex/generic/xint/xint.sty
+++ b/Master/texmf-dist/tex/generic/xint/xint.sty
@@ -22,7 +22,7 @@
 %% in the same archive or directory.)
 %%
 %%----------------------------------------------------------------
-%% The xint bundle (version 1.06a of May 9, 2013)
+%% The xint bundle (version 1.06b of May 14, 2013)
 %% xint: Expandable operations on long numbers
 %% Copyright (C) 2013 by Jean-Francois Burnol
 %%----------------------------------------------------------------
@@ -33,6 +33,7 @@
   \catcode123=1   % {
   \catcode125=2   % }
   \catcode64=11   % @
+  \catcode95=11   % _  (starting with 1.06b, used inside cs names)
   \catcode35=6    % #
   \catcode44=12   % ,
   \catcode45=12   % -
@@ -64,7 +65,7 @@
   \def\ChangeCatcodesIfInputNotAborted
   {%
       \endgroup
-      \edef\XINT@restorecatcodes@endinput
+      \edef\XINT_restorecatcodes_endinput
       {%
         \catcode96=\the\catcode96   % `
         \catcode47=\the\catcode47   % /
@@ -79,7 +80,7 @@
         \catcode45=\the\catcode45   % -
         \catcode44=\the\catcode44   % ,
         \catcode35=\the\catcode35   % #
-        \catcode64=\the\catcode64   % @
+        \catcode95=\the\catcode95   % _
         \catcode125=\the\catcode125 % }
         \catcode123=\the\catcode123 % {
         \endlinechar=\the\endlinechar
@@ -88,7 +89,7 @@
         \catcode61=\the\catcode61\relax   % =
         \noexpand\endinput
       }%
-      \def\XINT@setcatcodes
+      \def\XINT_setcatcodes
       {%
         \catcode61=12   % =
         \catcode32=10   % space
@@ -96,7 +97,7 @@
         \endlinechar=13 %
         \catcode123=1   % {
         \catcode125=2   % }
-        \catcode64=11   % @
+        \catcode95=11   % _ (replaces @ everywhere, starting with 1.06b)
         \catcode35=6    % #
         \catcode44=12   % ,
         \catcode45=12   % -
@@ -111,10 +112,11 @@
         \catcode47=12   % /
         \catcode96=12   % `
       }%
-      \XINT@setcatcodes
+      \XINT_setcatcodes
   }%
 \ChangeCatcodesIfInputNotAborted
 \begingroup
+  \catcode64=11 % @
   \catcode91=12 % [
   \catcode93=12 % ]
   \catcode58=12 % : (does not really matter, was letter)
@@ -136,405 +138,400 @@
   \fi
 \expandafter\x\csname ver@xint.sty\endcsname
 \ProvidesPackage{xint}%
-  [2013/05/09 v1.06a Expandable operations on long numbers (jfB)]%
-\def\xint@gobble      #1{}%
-\def\xint@gobble@     {}%
-\def\xint@gobble@i    #1{}%
-\def\xint@gobble@ii   #1#2{}%
-\def\xint@gobble@iii  #1#2#3{}%
-\def\xint@gobble@iv   #1#2#3#4{}%
-\def\xint@gobble@v    #1#2#3#4#5{}%
-\def\xint@gobble@vi   #1#2#3#4#5#6{}%
-\def\xint@gobble@vii  #1#2#3#4#5#6#7{}%
-\def\xint@gobble@viii #1#2#3#4#5#6#7#8{}%
-\def\xint@firstoftwo   #1#2{#1}%
-\def\xint@secondoftwo  #1#2{#2}%
-\def\xint@firstoftwo@andstop  #1#2{ #1}%
-\def\xint@secondoftwo@andstop #1#2{ #2}%
-\def\xint@exchangetwo@keepbraces@andstop #1#2{ {#2}{#1}}%
-\def\xint@minus@andstop { -}%
-\def\xint@r     #1\R {}%
-\def\xint@w     #1\W {}%
-\def\xint@z     #1\Z {}%
-\def\xint@zero  #10{}%
-\def\xint@one   #11{}%
-\def\xint@minus #1-{}%
-\def\xint@relax #1\relax {}%
-\def\xint@quatrezeros #10000{}%
-\def\xint@bracedundef {\xint@undef }%
-\def\xint@UDzerofork      #10\dummy  #2#3\xint@UDkrof {#2}%
-\def\xint@UDsignfork      #1-\dummy  #2#3\xint@UDkrof {#2}%
-\def\xint@UDwfork         #1\W\dummy #2#3\xint@UDkrof {#2}%
-\def\xint@UDzerosfork     #100\dummy #2#3\xint@UDkrof {#2}%
-\def\xint@UDonezerofork   #110\dummy #2#3\xint@UDkrof {#2}%
-\def\xint@UDzerominusfork #10-\dummy #2#3\xint@UDkrof {#2}%
-\def\xint@UDsignsfork     #1--\dummy #2#3\xint@UDkrof {#2}%
-\def\xint@afterfi #1#2\fi {\fi #1}%
+  [2013/05/14 v1.06b Expandable operations on long numbers (jfB)]%
+\def\xint_gobble_     {}%
+\def\xint_gobble_i    #1{}%
+\def\xint_gobble_ii   #1#2{}%
+\def\xint_gobble_iii  #1#2#3{}%
+\def\xint_gobble_iv   #1#2#3#4{}%
+\def\xint_gobble_v    #1#2#3#4#5{}%
+\def\xint_gobble_vi   #1#2#3#4#5#6{}%
+\def\xint_gobble_vii  #1#2#3#4#5#6#7{}%
+\def\xint_gobble_viii #1#2#3#4#5#6#7#8{}%
+\def\xint_firstoftwo  #1#2{#1}%
+\def\xint_secondoftwo #1#2{#2}%
+\def\xint_firstoftwo_andstop  #1#2{ #1}%
+\def\xint_secondoftwo_andstop #1#2{ #2}%
+\def\xint_exchangetwo_keepbraces_andstop #1#2{ {#2}{#1}}%
+\def\xint_minus_andstop { -}%
+\def\xint_gob_til_r     #1\R {}%
+\def\xint_gob_til_w     #1\W {}%
+\def\xint_gob_til_z     #1\Z {}%
+\def\xint_gob_til_zero  #10{}%
+\def\xint_gob_til_one   #11{}%
+\def\xint_gob_til_zeros_iv #10000{}%
+\def\xint_gob_til_relax      #1\relax {}%
+\def\xint_gob_til_xint_undef #1\xint_undef {}%
+\def\xint_gob_til_xint_relax #1\xint_relax {}%
+\def\xint_UDzerofork      #10\dummy  #2#3\krof {#2}%
+\def\xint_UDsignfork      #1-\dummy  #2#3\krof {#2}%
+\def\xint_UDwfork         #1\W\dummy #2#3\krof {#2}%
+\def\xint_UDzerosfork     #100\dummy #2#3\krof {#2}%
+\def\xint_UDonezerofork   #110\dummy #2#3\krof {#2}%
+\def\xint_UDzerominusfork #10-\dummy #2#3\krof {#2}%
+\def\xint_UDsignsfork     #1--\dummy #2#3\krof {#2}%
+\def\xint_afterfi #1#2\fi {\fi #1}%
+\let\xint_relax\relax
+\def\xint_braced_xint_relax {\xint_relax }%
 \def\xintRev {\romannumeral0\xintrev }%
 \def\xintrev #1%
 {%
-    \expandafter\xint@rev\expandafter {\romannumeral-`0#1}%
+    \expandafter\XINT_rev_fork
+    \romannumeral-`0#1\xint_relax % empty #1 ok
+        \xint_undef\xint_undef\xint_undef\xint_undef
+        \xint_undef\xint_undef\xint_undef\xint_undef
+    \xint_relax
 }%
-\def\xint@rev #1%
+\def\XINT_rev_fork #1%
 {%
-    \XINT@rev@fork #1\Z
+    \xint_UDsignfork
+      #1\dummy {\expandafter\xint_minus_andstop
+                \romannumeral0\XINT_rord_main {}}%
+       -\dummy {\XINT_rord_main {}#1}%
+    \krof
 }%
-\def\XINT@rev@fork #1#2%
+\def\XINT_Rev         {\romannumeral0\XINT_rev }%
+\def\xintReverseOrder {\romannumeral0\XINT_rev }%
+\def\XINT_rev #1%
 {%
-    \xint@UDsignfork
-      #1\dummy \XINT@rev@negative
-       -\dummy \XINT@rev@nonnegative
-    \xint@UDkrof
-    #1#2%
+    \XINT_rord_main {}#1%
+      \xint_relax
+        \xint_undef\xint_undef\xint_undef\xint_undef
+        \xint_undef\xint_undef\xint_undef\xint_undef
+      \xint_relax
 }%
-\def\XINT@rev@negative #1#2\Z
+\def\XINT_rord_main #1#2#3#4#5#6#7#8#9%
 {%
-    \expandafter\xint@minus@andstop\romannumeral0\XINT@rev {#2}%
+    \xint_gob_til_xint_undef #9\XINT_rord_cleanup\xint_undef
+    \XINT_rord_main {#9#8#7#6#5#4#3#2#1}%
 }%
-\def\XINT@rev@nonnegative #1\Z
+\def\XINT_rord_cleanup\xint_undef\XINT_rord_main #1#2\xint_relax
 {%
-    \XINT@rev {#1}%
+    \expandafter\space\xint_gob_til_xint_relax #1%
 }%
-\def\XINT@Rev {\romannumeral0\XINT@rev }%
-\let\xintReverseOrder \XINT@Rev
-\def\XINT@rev #1%
-{%
-    \XINT@rord@main {}#1%
-      \xint@UNDEF
-        \xint@undef\xint@undef\xint@undef\xint@undef
-        \xint@undef\xint@undef\xint@undef\xint@undef
-      \xint@UNDEF
-}%
-\def\XINT@rord@main #1#2#3#4#5#6#7#8#9%
-{%
-    \XINT@strip@undef #9\XINT@rord@cleanup\xint@undef
-    \XINT@rord@main {#9#8#7#6#5#4#3#2#1}%
-}%
-\def\XINT@rord@cleanup\xint@undef\XINT@rord@main #1#2\xint@UNDEF
-{%
-    \expandafter\space\XINT@strip@UNDEF #1%
-}%
-\def\XINT@strip@undef #1\xint@undef {}%
-\def\XINT@strip@UNDEF #1\xint@UNDEF {}%
-\def\xintRevWithBraces {\romannumeral0\xintrevwithbraces }%
+\def\xintRevWithBraces         {\romannumeral0\xintrevwithbraces }%
+\def\xintRevWithBracesNoExpand {\romannumeral0\xintrevwithbracesnoexpand }%
 \def\xintrevwithbraces #1%
 {%
-    \expandafter\XINT@revwbr@prep\expandafter {\romannumeral-`0#1}%
+    \expandafter\XINT_revwbr_loop % #1 empty ok
+    \romannumeral-`0#1\xint_relax\xint_relax\xint_relax\xint_relax
+                      \xint_relax\xint_relax\xint_relax\xint_relax\Z
 }%
-\def\XINT@RWB {\romannumeral0\XINT@revwbr@prep }%
-\def\XINT@revwbr@prep #1%
+\def\xintrevwithbracesnoexpand #1%
 {%
-    \XINT@revwbr@loop
-    {}#1\xint@undef\xint@undef\xint@undef\xint@undef
-        \xint@undef\xint@undef\xint@undef\xint@undef\Z
+    \romannumeral0\XINT_revwbr_loop
+    #1\xint_relax\xint_relax\xint_relax\xint_relax
+      \xint_relax\xint_relax\xint_relax\xint_relax\Z
 }%
-\def\XINT@revwbr@loop #1#2#3#4#5#6#7#8#9%
+\def\XINT_revwbr_loop #1#2#3#4#5#6#7#8#9%
 {%
-    \XINT@strip@undef #9\XINT@revwbr@finish@a\xint@undef
-    \XINT@revwbr@loop {{#9}{#8}{#7}{#6}{#5}{#4}{#3}{#2}#1}%
+    \xint_gob_til_xint_relax #9\XINT_revwbr_finish_a\xint_relax
+    \XINT_revwbr_loop {{#9}{#8}{#7}{#6}{#5}{#4}{#3}{#2}#1}%
 }%
-\def\XINT@revwbr@finish@a\xint@undef\XINT@revwbr@loop #1#2\Z
+\def\XINT_revwbr_finish_a\xint_relax\XINT_revwbr_loop #1#2\Z
 {%
-    \XINT@revwbr@finish@b #2\R\R\R\R\R\R\R\Z #1%
+    \XINT_revwbr_finish_b #2\R\R\R\R\R\R\R\Z #1%
 }%
-\def\XINT@revwbr@finish@b #1#2#3#4#5#6#7#8\Z
+\def\XINT_revwbr_finish_b #1#2#3#4#5#6#7#8\Z
 {%
-    \xint@r #1\XINT@revwbr@finish@c 8%
-            #2\XINT@revwbr@finish@c 7%
-            #3\XINT@revwbr@finish@c 6%
-            #4\XINT@revwbr@finish@c 5%
-            #5\XINT@revwbr@finish@c 4%
-            #6\XINT@revwbr@finish@c 3%
-            #7\XINT@revwbr@finish@c 2%
-            \R\XINT@revwbr@finish@c 1\Z
+    \xint_gob_til_r
+            #1\XINT_revwbr_finish_c 8%
+            #2\XINT_revwbr_finish_c 7%
+            #3\XINT_revwbr_finish_c 6%
+            #4\XINT_revwbr_finish_c 5%
+            #5\XINT_revwbr_finish_c 4%
+            #6\XINT_revwbr_finish_c 3%
+            #7\XINT_revwbr_finish_c 2%
+            \R\XINT_revwbr_finish_c 1\Z
 }%
-\def\XINT@revwbr@finish@c #1#2\Z
+\def\XINT_revwbr_finish_c #1#2\Z
 {%
     \expandafter\expandafter\expandafter
         \space
-    \csname xint@gobble@\romannumeral #1\endcsname
+    \csname xint_gobble_\romannumeral #1\endcsname
 }%
 \def\xintiLen {\romannumeral0\xintilen }%
 \def\xintilen #1%
 {%
-    \expandafter\XINT@len@prep\expandafter {\romannumeral-`0#1}%
+    \expandafter\XINT_length_fork
+    \romannumeral-`0#1\xint_relax\xint_relax\xint_relax\xint_relax
+                      \xint_relax\xint_relax\xint_relax\xint_relax\Z
 }%
 \let\xintLen\xintiLen \let\xintlen\xintilen
-\def\XINT@Len {\romannumeral0\XINT@len@prep }%
-\def\XINT@len@prep #1%
+\def\XINT_Len #1%
 {%
-    \XINT@length@fork
-    #1\xint@undef\xint@undef\xint@undef\xint@undef
-      \xint@undef\xint@undef\xint@undef\xint@undef\Z
+    \romannumeral0\XINT_length_fork
+    #1\xint_relax\xint_relax\xint_relax\xint_relax
+      \xint_relax\xint_relax\xint_relax\xint_relax\Z
 }%
-\def\XINT@length@fork #1%
+\def\XINT_length_fork #1%
 {%
-    \expandafter\XINT@length@loop
-    \xint@UDsignfork
+    \expandafter\XINT_length_loop
+    \xint_UDsignfork
       #1\dummy {{0}}%
        -\dummy {{0}#1}%
-    \xint@UDkrof
+    \krof
 }%
-\def\XINT@Length {\romannumeral0\XINT@length }%
-\def\XINT@length #1%
+\def\XINT_Length {\romannumeral0\XINT_length }%
+\def\XINT_length #1%
 {%
-    \XINT@length@loop
-    {0}#1\xint@undef\xint@undef\xint@undef\xint@undef
-         \xint@undef\xint@undef\xint@undef\xint@undef\Z
+    \XINT_length_loop
+    {0}#1\xint_relax\xint_relax\xint_relax\xint_relax
+         \xint_relax\xint_relax\xint_relax\xint_relax\Z
 }%
-\let\xintLength\XINT@Length
-\def\XINT@length@loop #1#2#3#4#5#6#7#8#9%
+\let\xintLength\XINT_Length
+\def\XINT_length_loop #1#2#3#4#5#6#7#8#9%
 {%
-    \XINT@strip@undef #9\XINT@length@finish@a\xint@undef
-    \expandafter\XINT@length@loop\expandafter {\the\numexpr #1+8\relax}%
+    \xint_gob_til_xint_relax #9\XINT_length_finish_a\xint_relax
+    \expandafter\XINT_length_loop\expandafter {\the\numexpr #1+8\relax}%
 }%
-\def\XINT@length@finish@a\xint@undef
-    \expandafter\XINT@length@loop\expandafter #1#2\Z
+\def\XINT_length_finish_a\xint_relax
+    \expandafter\XINT_length_loop\expandafter #1#2\Z
 {%
-    \XINT@length@finish@b #2\W\W\W\W\W\W\W\Z {#1}%
+    \XINT_length_finish_b #2\W\W\W\W\W\W\W\Z {#1}%
 }%
-\def\XINT@length@finish@b #1#2#3#4#5#6#7#8\Z
+\def\XINT_length_finish_b #1#2#3#4#5#6#7#8\Z
 {%
-    \xint@w #1\XINT@length@finish@c 8%
-            #2\XINT@length@finish@c 7%
-            #3\XINT@length@finish@c 6%
-            #4\XINT@length@finish@c 5%
-            #5\XINT@length@finish@c 4%
-            #6\XINT@length@finish@c 3%
-            #7\XINT@length@finish@c 2%
-            \W\XINT@length@finish@c 1\Z
+    \xint_gob_til_w
+            #1\XINT_length_finish_c 8%
+            #2\XINT_length_finish_c 7%
+            #3\XINT_length_finish_c 6%
+            #4\XINT_length_finish_c 5%
+            #5\XINT_length_finish_c 4%
+            #6\XINT_length_finish_c 3%
+            #7\XINT_length_finish_c 2%
+            \W\XINT_length_finish_c 1\Z
 }%
-\def\XINT@length@finish@c #1#2\Z #3{\expandafter\space\the\numexpr #3-#1\relax}%
+\def\XINT_length_finish_c #1#2\Z #3%
+   {\expandafter\space\the\numexpr #3-#1\relax}%
 \def\xintCSVtoList {\romannumeral0\xintcsvtolist }%
 \def\xintcsvtolist #1%
 {%
-    \expandafter\XINT@csvtol@prep\expandafter {\romannumeral-`0#1}%
+    \expandafter\XINT_csvtol_loop_a\expandafter
+    {\expandafter}\romannumeral-`0#1%
+        ,\xint_undef,\xint_undef,\xint_undef,\xint_undef
+        ,\xint_undef,\xint_undef,\xint_undef,\xint_undef,\Z
 }%
-\def\XINT@CSVtoL {\romannumeral0\XINT@csvtol@prep }%
-\def\XINT@csvtol@prep #1%
+\def\XINT_csvtol_loop_a #1#2,#3,#4,#5,#6,#7,#8,#9,%
 {%
-    \XINT@csvtol@loop@a
-    {}#1,\xint@undef,\xint@undef,\xint@undef,\xint@undef,%
-         \xint@undef,\xint@undef,\xint@undef,\xint@undef,\Z
+    \xint_gob_til_xint_undef #9\XINT_csvtol_finish_a\xint_undef
+    \XINT_csvtol_loop_b {#1}{{#2}{#3}{#4}{#5}{#6}{#7}{#8}{#9}}%
 }%
-\def\XINT@csvtol@loop@a #1#2,#3,#4,#5,#6,#7,#8,#9,%
+\def\XINT_csvtol_loop_b #1#2{\XINT_csvtol_loop_a {#1#2}}%
+\def\XINT_csvtol_finish_a\xint_undef\XINT_csvtol_loop_b #1#2#3\Z
 {%
-    \XINT@strip@undef #9\XINT@csvtol@finish@a\xint@undef
-    \XINT@csvtol@loop@b {#1}{{#2}{#3}{#4}{#5}{#6}{#7}{#8}{#9}}%
+    \XINT_csvtol_finish_b #3\R,\R,\R,\R,\R,\R,\R,\Z #2{#1}%
 }%
-\def\XINT@csvtol@loop@b #1#2{\XINT@csvtol@loop@a {#1#2}}%
-\def\XINT@csvtol@finish@a\xint@undef\XINT@csvtol@loop@b #1#2#3\Z
+\def\XINT_csvtol_finish_b #1,#2,#3,#4,#5,#6,#7,#8\Z
 {%
-    \XINT@csvtol@finish@b #3\R,\R,\R,\R,\R,\R,\R,\Z #2{#1}%
+    \xint_gob_til_r
+            #1\XINT_csvtol_finish_c 8%
+            #2\XINT_csvtol_finish_c 7%
+            #3\XINT_csvtol_finish_c 6%
+            #4\XINT_csvtol_finish_c 5%
+            #5\XINT_csvtol_finish_c 4%
+            #6\XINT_csvtol_finish_c 3%
+            #7\XINT_csvtol_finish_c 2%
+            \R\XINT_csvtol_finish_c 1\Z
 }%
-\def\XINT@csvtol@finish@b #1,#2,#3,#4,#5,#6,#7,#8\Z
+\def\XINT_csvtol_finish_c #1#2\Z
 {%
-    \xint@r #1\XINT@csvtol@finish@c 8%
-            #2\XINT@csvtol@finish@c 7%
-            #3\XINT@csvtol@finish@c 6%
-            #4\XINT@csvtol@finish@c 5%
-            #5\XINT@csvtol@finish@c 4%
-            #6\XINT@csvtol@finish@c 3%
-            #7\XINT@csvtol@finish@c 2%
-            \R\XINT@csvtol@finish@c 1\Z
+    \csname XINT_csvtol_finish_d\romannumeral #1\endcsname
 }%
-\def\XINT@csvtol@finish@c #1#2\Z
-{%
-    \csname XINT@csvtol@finish@d\romannumeral #1\endcsname
-}%
-\def\XINT@csvtol@finish@dviii #1#2#3#4#5#6#7#8#9{ #9}%
-\def\XINT@csvtol@finish@dvii  #1#2#3#4#5#6#7#8#9{ #9{#1}}%
-\def\XINT@csvtol@finish@dvi   #1#2#3#4#5#6#7#8#9{ #9{#1}{#2}}%
-\def\XINT@csvtol@finish@dv    #1#2#3#4#5#6#7#8#9{ #9{#1}{#2}{#3}}%
-\def\XINT@csvtol@finish@div   #1#2#3#4#5#6#7#8#9{ #9{#1}{#2}{#3}{#4}}%
-\def\XINT@csvtol@finish@diii  #1#2#3#4#5#6#7#8#9{ #9{#1}{#2}{#3}{#4}{#5}}%
-\def\XINT@csvtol@finish@dii   #1#2#3#4#5#6#7#8#9{ #9{#1}{#2}{#3}{#4}{#5}{#6}}%
-\def\XINT@csvtol@finish@di    #1#2#3#4#5#6#7#8#9{ #9{#1}{#2}{#3}{#4}{#5}{#6}{#7}}%
+\def\XINT_csvtol_finish_dviii #1#2#3#4#5#6#7#8#9{ #9}%
+\def\XINT_csvtol_finish_dvii  #1#2#3#4#5#6#7#8#9{ #9{#1}}%
+\def\XINT_csvtol_finish_dvi   #1#2#3#4#5#6#7#8#9{ #9{#1}{#2}}%
+\def\XINT_csvtol_finish_dv    #1#2#3#4#5#6#7#8#9{ #9{#1}{#2}{#3}}%
+\def\XINT_csvtol_finish_div   #1#2#3#4#5#6#7#8#9{ #9{#1}{#2}{#3}{#4}}%
+\def\XINT_csvtol_finish_diii  #1#2#3#4#5#6#7#8#9{ #9{#1}{#2}{#3}{#4}{#5}}%
+\def\XINT_csvtol_finish_dii   #1#2#3#4#5#6#7#8#9{ #9{#1}{#2}{#3}{#4}{#5}{#6}}%
+\def\XINT_csvtol_finish_di    #1#2#3#4#5#6#7#8#9%
+                                            { #9{#1}{#2}{#3}{#4}{#5}{#6}{#7}}%
 \def\xintListWithSep {\romannumeral0\xintlistwithsep }%
 \long\def\xintlistwithsep #1#2%
+    {\expandafter\XINT_lws\expandafter {\romannumeral-`0#2}{#1}}%
+\long\def\XINT_lws #1#2{\XINT_lws_start {#2}#1\Z }%
+\long\def\XINT_lws_start #1#2%
 {%
-    \expandafter\XINT@lws\expandafter {\romannumeral-`0#2}%
-    {#1}%
-}%
-\long\def\XINT@LWS #1#2{\romannumeral0\XINT@lws@start {#1}#2\Z }%
-\long\def\XINT@lws #1#2%
-{%
-    \XINT@lws@start {#2}#1\Z
+    \xint_gob_til_z #2\XINT_lws_dont\Z
+    \XINT_lws_loop_a {#2}{#1}%
 }%
-\long\def\XINT@lws@start #1#2%
+\long\def\XINT_lws_dont\Z\XINT_lws_loop_a #1#2{ }%
+\long\def\XINT_lws_loop_a #1#2#3%
 {%
-    \xint@z #2\XINT@lws@dont\Z
-    \XINT@lws@loop@a {#2}{#1}%
+    \xint_gob_til_z #3\XINT_lws_end\Z
+    \XINT_lws_loop_b {#1}{#2#3}{#2}%
 }%
-\long\def\XINT@lws@dont\Z\XINT@lws@loop@a #1#2{ }%
-\long\def\XINT@lws@loop@a #1#2#3%
-{%
-    \xint@z #3\XINT@lws@end\Z
-    \XINT@lws@loop@b {#1}{#2#3}{#2}%
-}%
-\long\def\XINT@lws@loop@b #1#2{\XINT@lws@loop@a {#1#2}}%
-\long\def\XINT@lws@end\Z\XINT@lws@loop@b #1#2#3{ #1}%
-\def\xintNthElt {\romannumeral0\xintnthelt }%
+\long\def\XINT_lws_loop_b #1#2{\XINT_lws_loop_a {#1#2}}%
+\long\def\XINT_lws_end\Z\XINT_lws_loop_b #1#2#3{ #1}%
+\def\xintNthElt         {\romannumeral0\xintnthelt }%
 \def\xintnthelt #1#2%
 {%
-    \expandafter\XINT@nthelt\expandafter {\romannumeral-`0#2}%
-    {\numexpr #1\relax}%
+    \expandafter\XINT_nthelt\expandafter {\romannumeral-`0#2}%
+                                         {\numexpr #1\relax }%
 }%
-\def\XINT@NthElt #1#2{\romannumeral0\XINT@nthelt {#2}{\numexpr #1\relax}}%
-\def\XINT@nthelt #1#2%
+\def\XINT_nthelt #1#2%
 {%
     \ifnum #2>0
-          \xint@afterfi {\XINT@nthelt@loop@a {#2}}%
+          \xint_afterfi {\XINT_nthelt_loop_a {#2}}%
     \else
-          \xint@afterfi {\XINT@length@loop {0}}%
-    \fi #1\xint@undef\xint@undef\xint@undef\xint@undef
-          \xint@undef\xint@undef\xint@undef\xint@undef\Z
+          \xint_afterfi {\XINT_length_loop {0}}%
+    \fi #1\xint_relax\xint_relax\xint_relax\xint_relax
+          \xint_relax\xint_relax\xint_relax\xint_relax\Z
 }%
-\def\XINT@nthelt@loop@a #1%
+\def\XINT_nthelt_loop_a #1%
 {%
     \ifnum #1>8
-        \expandafter\XINT@nthelt@loop@b
+        \expandafter\XINT_nthelt_loop_b
     \else
-        \expandafter\XINT@nthelt@getit
+        \expandafter\XINT_nthelt_getit
     \fi
     {#1}%
 }%
-\def\XINT@nthelt@loop@b #1#2#3#4#5#6#7#8#9%
+\def\XINT_nthelt_loop_b #1#2#3#4#5#6#7#8#9%
 {%
-    \XINT@strip@undef #9\XINT@nthelt@silentend\xint@undef
-    \expandafter\XINT@nthelt@loop@a\expandafter{\the\numexpr #1-8\relax}%
+    \xint_gob_til_xint_relax #9\XINT_nthelt_silentend\xint_relax
+    \expandafter\XINT_nthelt_loop_a\expandafter{\the\numexpr #1-8\relax}%
 }%
-\def\XINT@nthelt@silentend #1\Z { }%
-\def\XINT@nthelt@getit #1%
+\def\XINT_nthelt_silentend #1\Z { }%
+\def\XINT_nthelt_getit #1%
 {%
-    \expandafter\expandafter\expandafter\XINT@nthelt@finish
-    \csname xint@gobble@\romannumeral\numexpr#1-1\endcsname
+    \expandafter\expandafter\expandafter\XINT_nthelt_finish
+    \csname xint_gobble_\romannumeral\numexpr#1-1\endcsname
 }%
-\def\XINT@nthelt@finish #1#2\Z
+\def\XINT_nthelt_finish #1#2\Z
 {%
-    \xint@UDwfork
+    \xint_UDwfork
       #1\dummy { }%
       \W\dummy { #1}%
-    \xint@UDkrof
+    \krof
 }%
-\def\xintApply {\romannumeral0\xintapply }%
+\def\xintApply         {\romannumeral0\xintapply }%
 \def\xintapply #1#2%
 {%
-    \expandafter\XINT@apply\expandafter {\romannumeral-`0#2}%
+    \expandafter\XINT_apply\expandafter {\romannumeral-`0#2}%
     {#1}%
 }%
-\def\XINT@Apply #1#2{\romannumeral0\XINT@apply@loop@a {}{#1}#2\Z }%
-\def\XINT@apply #1#2%
+\def\XINT_apply #1#2{\XINT_apply_loop_a {}{#2}#1\Z }%
+\def\XINT_apply_loop_a #1#2#3%
 {%
-    \XINT@apply@loop@a {}{#2}#1\Z
+    \xint_gob_til_z #3\XINT_apply_end\Z
+    \expandafter
+    \XINT_apply_loop_b
+    \expandafter {\romannumeral-`0#2{#3}}{#1}{#2}%
 }%
-\def\XINT@apply@loop@a #1#2#3%
+\def\XINT_apply_loop_b #1#2{\XINT_apply_loop_a {#2{#1}}}%
+\def\XINT_apply_end\Z\expandafter\XINT_apply_loop_b\expandafter #1#2#3{ #2}%
+\def\xintApplyUnbraced {\romannumeral0\xintapplyunbraced }%
+\def\xintapplyunbraced #1#2%
 {%
-    \xint@z #3\XINT@apply@end\Z
-    \expandafter
-    \XINT@apply@loop@b
+    \expandafter\XINT_applyunbr\expandafter {\romannumeral-`0#2}%
+    {#1}%
+}%
+\def\XINT_applyunbr #1#2{\XINT_applyunbr_loop_a {}{#2}#1\Z }%
+\def\XINT_applyunbr_loop_a #1#2#3%
+{%
+    \xint_gob_til_z #3\XINT_applyunbr_end\Z
+    \expandafter\XINT_applyunbr_loop_b
     \expandafter {\romannumeral-`0#2{#3}}{#1}{#2}%
 }%
-\def\XINT@apply@loop@b #1#2{\XINT@apply@loop@a {#2{#1}}}%
-\def\XINT@apply@end\Z\expandafter\XINT@apply@loop@b\expandafter #1#2#3{ #2}%
+\def\XINT_applyunbr_loop_b #1#2{\XINT_applyunbr_loop_a {#2#1}}%
+\def\XINT_applyunbr_end\Z
+    \expandafter\XINT_applyunbr_loop_b\expandafter #1#2#3{ #2}%
 \def\xintAssign #1\to
 {%
-    \expandafter\XINT@assign@a\romannumeral-`0#1{}\to
+    \expandafter\XINT_assign_a\romannumeral-`0#1{}\to
 }%
-\def\XINT@assign@a #1% attention to the # at the beginning of next line
+\def\XINT_assign_a #1% attention to the # at the beginning of next line
 #{%
-    \def\xint@temp {#1}%
-    \ifx\empty\xint@temp
-        \expandafter\XINT@assign@b
+    \def\xint_temp {#1}%
+    \ifx\empty\xint_temp
+        \expandafter\XINT_assign_b
     \else
-        \expandafter\XINT@assign@B
+        \expandafter\XINT_assign_B
     \fi
 }%
-\def\XINT@assign@b #1#2\to #3%
+\def\XINT_assign_b #1#2\to #3%
 {%
-    \edef #3{#1}\def\xint@temp {#2}%
-    \ifx\empty\xint@temp
+    \edef #3{#1}\def\xint_temp {#2}%
+    \ifx\empty\xint_temp
       \else
-      \xint@afterfi{\XINT@assign@a #2\to }%
+      \xint_afterfi{\XINT_assign_a #2\to }%
     \fi
 }%
-\def\XINT@assign@B #1\to #2%
+\def\XINT_assign_B #1\to #2%
 {%
-    \edef #2{\xint@temp}%
+    \edef #2{\xint_temp}%
 }%
 \def\xintRelaxArray #1%
 {%
-    \edef\XINT@restoreescapechar {\escapechar\the\escapechar\relax}%
+    \edef\XINT_restoreescapechar {\escapechar\the\escapechar\relax}%
     \escapechar -1
-    \edef\xint@arrayname {\string #1}%
-    \XINT@restoreescapechar
-    \expandafter\let\expandafter\xint@temp
-                \csname\xint@arrayname 0\endcsname
+    \edef\xint_arrayname {\string #1}%
+    \XINT_restoreescapechar
+    \expandafter\let\expandafter\xint_temp
+                \csname\xint_arrayname 0\endcsname
     \count 255 0
     \loop
       \global\expandafter\let
-             \csname\xint@arrayname\the\count255\endcsname\relax
-      \ifnum \count 255 < \xint@temp
+             \csname\xint_arrayname\the\count255\endcsname\relax
+      \ifnum \count 255 < \xint_temp
       \advance\count 255 1
     \repeat
-    \global\expandafter\let\csname\xint@arrayname 00\endcsname\relax
+    \global\expandafter\let\csname\xint_arrayname 00\endcsname\relax
     \global\let #1\relax
 }%
-\def\xintAssignArray #1\to #2%
+\def\xintAssignArray #1\to #2% 1.06b: #1 may now be empty
 {%
-    \edef\XINT@restoreescapechar {\escapechar\the\escapechar\relax}%
+    \edef\XINT_restoreescapechar {\escapechar\the\escapechar\relax }%
     \escapechar -1
-    \edef\xint@arrayname {\string #2}% NOT #1! (amazing typo undetected during ages)
-    \XINT@restoreescapechar
+    \edef\xint_arrayname {\string #2}%
+    \XINT_restoreescapechar
     \count 255 0
-        \expandafter
-    \XINT@assignarray@loop \romannumeral-`0#1\xint@undef
-    \csname\xint@arrayname 00\endcsname
-    \csname\xint@arrayname 0\endcsname
-    {\xint@arrayname}%
+    \expandafter\XINT_assignarray_loop \romannumeral-`0#1\xint_relax
+    \csname\xint_arrayname 00\endcsname
+    \csname\xint_arrayname 0\endcsname
+    {\xint_arrayname}%
     #2%
 }%
-\def\XINT@assignarray@loop #1%
+\def\XINT_assignarray_loop #1%
 {%
-    \def\xint@temp {#1}%
-    \ifx\xint@bracedundef\xint@temp
-       \edef\xint@temp{\the\count 255 }%
-       \expandafter\let\csname\xint@arrayname0\endcsname\xint@temp
-       \expandafter\XINT@assignarray@end
+    \def\xint_temp {#1}%
+    \ifx\xint_braced_xint_relax\xint_temp
+       \expandafter\edef\csname\xint_arrayname 0\endcsname{\the\count 255 }%
+       \expandafter\expandafter\expandafter\XINT_assignarray_end_a
     \else
        \advance\count 255 1
        \expandafter\edef
-          \csname\xint@arrayname\the\count 255\endcsname{\xint@temp}%
-       \expandafter\XINT@assignarray@loop
+          \csname\xint_arrayname\the\count 255\endcsname{\xint_temp }%
+       \expandafter\XINT_assignarray_loop
     \fi
 }%
-\def\XINT@assignarray@end {\expandafter\XINT@assignarray@@end  }%
-\def\XINT@assignarray@@end #1%
+\def\XINT_assignarray_end_a #1%
 {%
-    \expandafter\XINT@assignarray@@@end\expandafter #1%
+    \expandafter\XINT_assignarray_end_b\expandafter #1%
 }%
-\def\XINT@assignarray@@@end #1#2#3%
+\def\XINT_assignarray_end_b #1#2#3%
 {%
-    \expandafter\XINT@assignarray@@@@end
-    \expandafter #1\expandafter #2\expandafter{#3}%
+    \expandafter\XINT_assignarray_end_c
+    \expandafter #1\expandafter #2\expandafter {#3}%
 }%
-\def\XINT@assignarray@@@@end #1#2#3#4%
+\def\XINT_assignarray_end_c #1#2#3#4%
 {%
     \def #4##1%
     {%
-        \romannumeral0%
-        \expandafter #1\expandafter{\the\numexpr ##1}%
+        \romannumeral0\expandafter #1\expandafter{\the\numexpr ##1}%
     }%
     \def #1##1%
     {%
         \ifnum ##1< 0
-            \xint@afterfi {\xintError:ArrayIndexIsNegative\space 0}%
+            \xint_afterfi {\xintError:ArrayIndexIsNegative\space 0}%
         \else
-            \xint@afterfi {%
+            \xint_afterfi {%
               \ifnum ##1> #2
-                  \xint@afterfi {\xintError:ArrayIndexBeyondLimit\space 0}%
+                  \xint_afterfi {\xintError:ArrayIndexBeyondLimit\space 0}%
               \else
-                  \xint@afterfi
+                  \xint_afterfi
                   {\expandafter\expandafter\expandafter
                    \space\csname #3##1\endcsname}%
               \fi}%
@@ -542,1499 +539,1522 @@
      }%
 }%
 \let\xintDigitsOf\xintAssignArray
-\def\XINT@RQ #1#2#3#4#5#6#7#8#9%
+\def\XINT_RQ #1#2#3#4#5#6#7#8#9%
 {%
-    \xint@r #9\XINT@RQ@end\R\XINT@RQ {#9#8#7#6#5#4#3#2#1}%
+    \xint_gob_til_r #9\XINT_RQ_end_a\R\XINT_RQ {#9#8#7#6#5#4#3#2#1}%
 }%
-\def\XINT@RQ@end\R\XINT@RQ #1#2\Z
+\def\XINT_RQ_end_a\R\XINT_RQ #1#2\Z
 {%
-    \XINT@RQ@end@ #1\Z
+    \XINT_RQ_end_b #1\Z
 }%
-\def\XINT@RQ@end@ #1#2#3#4#5#6#7#8%
+\def\XINT_RQ_end_b #1#2#3#4#5#6#7#8%
 {%
-    \xint@r #8\XINT@RQ@end@viii
-            #7\XINT@RQ@end@vii
-            #6\XINT@RQ@end@vi
-            #5\XINT@RQ@end@v
-            #4\XINT@RQ@end@iv
-            #3\XINT@RQ@end@iii
-            #2\XINT@RQ@end@ii
-            \R\XINT@RQ@end@i
+    \xint_gob_til_r
+            #8\XINT_RQ_end_viii
+            #7\XINT_RQ_end_vii
+            #6\XINT_RQ_end_vi
+            #5\XINT_RQ_end_v
+            #4\XINT_RQ_end_iv
+            #3\XINT_RQ_end_iii
+            #2\XINT_RQ_end_ii
+            \R\XINT_RQ_end_i
             \Z #2#3#4#5#6#7#8%
 }%
-\def\XINT@RQ@end@viii #1\Z #2#3#4#5#6#7#8#9\Z { #9}%
-\def\XINT@RQ@end@vii  #1\Z #2#3#4#5#6#7#8#9\Z { #8#9000}%
-\def\XINT@RQ@end@vi   #1\Z #2#3#4#5#6#7#8#9\Z { #7#8#900}%
-\def\XINT@RQ@end@v    #1\Z #2#3#4#5#6#7#8#9\Z { #6#7#8#90}%
-\def\XINT@RQ@end@iv   #1\Z #2#3#4#5#6#7#8#9\Z { #5#6#7#8#9}%
-\def\XINT@RQ@end@iii  #1\Z #2#3#4#5#6#7#8#9\Z { #4#5#6#7#8#9000}%
-\def\XINT@RQ@end@ii   #1\Z #2#3#4#5#6#7#8#9\Z { #3#4#5#6#7#8#900}%
-\def\XINT@RQ@end@i      \Z #1#2#3#4#5#6#7#8\Z { #1#2#3#4#5#6#7#80}%
-\def\xint@cleanupzeros@andstop #1#2#3#4%
+\def\XINT_RQ_end_viii #1\Z #2#3#4#5#6#7#8#9\Z { #9}%
+\def\XINT_RQ_end_vii  #1\Z #2#3#4#5#6#7#8#9\Z { #8#9000}%
+\def\XINT_RQ_end_vi   #1\Z #2#3#4#5#6#7#8#9\Z { #7#8#900}%
+\def\XINT_RQ_end_v    #1\Z #2#3#4#5#6#7#8#9\Z { #6#7#8#90}%
+\def\XINT_RQ_end_iv   #1\Z #2#3#4#5#6#7#8#9\Z { #5#6#7#8#9}%
+\def\XINT_RQ_end_iii  #1\Z #2#3#4#5#6#7#8#9\Z { #4#5#6#7#8#9000}%
+\def\XINT_RQ_end_ii   #1\Z #2#3#4#5#6#7#8#9\Z { #3#4#5#6#7#8#900}%
+\def\XINT_RQ_end_i      \Z #1#2#3#4#5#6#7#8\Z { #1#2#3#4#5#6#7#80}%
+\def\xint_cleanupzeros_andstop #1#2#3#4%
 {%
     \expandafter\space\the\numexpr #1#2#3#4\relax
 }%
-\def\xint@cleanupzeros@nospace #1#2#3#4%
+\def\xint_cleanupzeros_nospace #1#2#3#4%
 {%
     \the\numexpr #1#2#3#4\relax
 }%
-\def\XINT@rev@andcuz #1%
+\def\XINT_rev_andcuz #1%
 {%
-    \expandafter\xint@cleanupzeros@andstop
-    \romannumeral0\XINT@rord@main {}#1%
-      \xint@UNDEF
-        \xint@undef\xint@undef\xint@undef\xint@undef
-        \xint@undef\xint@undef\xint@undef\xint@undef
-      \xint@UNDEF
+    \expandafter\xint_cleanupzeros_andstop
+    \romannumeral0\XINT_rord_main {}#1%
+      \xint_relax
+        \xint_undef\xint_undef\xint_undef\xint_undef
+        \xint_undef\xint_undef\xint_undef\xint_undef
+      \xint_relax
 }%
-\def\XINT@cuz #1%
+\def\XINT_cuz #1%
 {%
-    \XINT@cuz@loop #1\W\W\W\W\W\W\W\Z%
+    \XINT_cuz_loop #1\W\W\W\W\W\W\W\Z%
 }%
-\def\XINT@cuz@loop #1#2#3#4#5#6#7#8%
+\def\XINT_cuz_loop #1#2#3#4#5#6#7#8%
 {%
-    \xint@w #8\xint@cuz@enda\W
-    \xint@z #8\xint@cuz@endb\Z
-    \XINT@cuz@checka {#1#2#3#4#5#6#7#8}%
+    \xint_gob_til_w #8\xint_cuz_end_a\W
+    \xint_gob_til_z #8\xint_cuz_end_A\Z
+    \XINT_cuz_check_a {#1#2#3#4#5#6#7#8}%
 }%
-\def\xint@cuz@enda #1\XINT@cuz@checka #2%
+\def\xint_cuz_end_a #1\XINT_cuz_check_a #2%
 {%
-    \xint@cuz@endaa #2%
+    \xint_cuz_end_b #2%
 }%
-\def\xint@cuz@endaa #1#2#3#4#5\Z
+\def\xint_cuz_end_b #1#2#3#4#5\Z
 {%
     \expandafter\space\the\numexpr #1#2#3#4\relax
 }%
-\def\xint@cuz@endb\Z\XINT@cuz@checka #1{ 0}%
-\def\XINT@cuz@checka #1%
+\def\xint_cuz_end_A \Z\XINT_cuz_check_a #1{ 0}%
+\def\XINT_cuz_check_a #1%
 {%
-    \expandafter \XINT@cuz@checkb \the\numexpr #1\relax
+    \expandafter\XINT_cuz_check_b\the\numexpr #1\relax
 }%
-\def\XINT@cuz@checkb #1%
+\def\XINT_cuz_check_b #1%
 {%
-    \xint@zero #1\xint@cuz@backtoloop 0\XINT@cuz@Stop #1%
+    \xint_gob_til_zero #1\xint_cuz_backtoloop 0\XINT_cuz_stop #1%
 }%
-\def\XINT@cuz@Stop #1\W #2\Z{ #1}%
-\def\xint@cuz@backtoloop 0\XINT@cuz@Stop 0{\XINT@cuz@loop }%
-\def\XINT@isOne #1{\romannumeral0\XINT@isone #1\W\Z }%
-\def\XINT@isone #1#2%
+\def\XINT_cuz_stop #1\W #2\Z{ #1}%
+\def\xint_cuz_backtoloop 0\XINT_cuz_stop 0{\XINT_cuz_loop }%
+\def\XINT_isOne #1{\romannumeral0\XINT_isone #1\W\Z }%
+\def\XINT_isone #1#2%
 {%
-    \xint@one #1\XINT@isone@b 1\expandafter\space\expandafter 0\xint@z #2%
+    \xint_gob_til_one #1\XINT_isone_b 1%
+    \expandafter\space\expandafter 0\xint_gob_til_z #2%
 }%
-\def\XINT@isone@b #1\xint@z #2%
+\def\XINT_isone_b #1\xint_gob_til_z #2%
 {%
-   \xint@w #2\XINT@isone@yes\W\expandafter\space\expandafter 0\xint@z
+    \xint_gob_til_w #2\XINT_isone_yes \W
+    \expandafter\space\expandafter 0\xint_gob_til_z
 }%
-\def\XINT@isone@yes #1\Z{ 1}%
+\def\XINT_isone_yes #1\Z { 1}%
 \def\xintiNum {\romannumeral0\xintinum }%
 \def\xintinum #1%
 {%
-    \expandafter\XINT@num\expandafter {\romannumeral-`0#1}%
+    \expandafter\XINT_num_loop
+    \romannumeral-`0#1\xint_relax\xint_relax\xint_relax\xint_relax
+                      \xint_relax\xint_relax\xint_relax\xint_relax\Z
 }%
 \let\xintNum\xintiNum \let\xintnum\xintinum
-\def\XINT@Num {\romannumeral0\XINT@num }%
-\def\XINT@num #1{\XINT@num@loop #1\R\R\R\R\R\R\R\R\Z }%
-\def\XINT@num@loop #1#2#3#4#5#6#7#8%
+\def\XINT_num #1%
 {%
-    \xint@r #8\XINT@num@end\R\XINT@num@NumEight #1#2#3#4#5#6#7#8%
+    \XINT_num_loop #1\xint_relax\xint_relax\xint_relax\xint_relax
+                     \xint_relax\xint_relax\xint_relax\xint_relax\Z
 }%
-\def\XINT@num@end\R\XINT@num@NumEight #1\R #2\Z
+\def\XINT_num_loop #1#2#3#4#5#6#7#8%
+{%
+    \xint_gob_til_xint_relax #8\XINT_num_end\xint_relax
+    \XINT_num_NumEight #1#2#3#4#5#6#7#8%
+}%
+\def\XINT_num_end\xint_relax\XINT_num_NumEight #1\xint_relax #2\Z
 {%
     \expandafter\space\the\numexpr #1+0\relax
 }%
-\def\XINT@num@NumEight #1#2#3#4#5#6#7#8%
+\def\XINT_num_NumEight #1#2#3#4#5#6#7#8%
 {%
-    \ifnum \numexpr #1#2#3#4#5#6#7#8+0\relax = 0
-      \xint@afterfi {\expandafter\XINT@num@keepsign@a
+    \ifnum \numexpr #1#2#3#4#5#6#7#8+0= 0
+      \xint_afterfi {\expandafter\XINT_num_keepsign_a
                      \the\numexpr #1#2#3#4#5#6#7#81\relax}%
     \else
-      \xint@afterfi {\expandafter\XINT@num@finish
+      \xint_afterfi {\expandafter\XINT_num_finish
                      \the\numexpr #1#2#3#4#5#6#7#8\relax}%
     \fi
 }%
-\def\XINT@num@keepsign@a #1%
+\def\XINT_num_keepsign_a #1%
 {%
-    \xint@one#1\XINT@num@gobacktoloop 1\XINT@num@keepsign@b
+    \xint_gob_til_one#1\XINT_num_gobacktoloop 1\XINT_num_keepsign_b
 }%
-\def\XINT@num@gobacktoloop 1\XINT@num@keepsign@b {\XINT@num@loop }%
-\def\XINT@num@keepsign@b #1{\XINT@num@loop -}%
-\def\XINT@num@finish #1\R #2\Z { #1}%
+\def\XINT_num_gobacktoloop 1\XINT_num_keepsign_b {\XINT_num_loop }%
+\def\XINT_num_keepsign_b #1{\XINT_num_loop -}%
+\def\XINT_num_finish #1\xint_relax #2\Z { #1}%
 \def\xintiSgn {\romannumeral0\xintisgn }%
 \def\xintisgn #1%
 {%
-    \expandafter\XINT@sgn \romannumeral-`0#1\Z%
+    \expandafter\XINT_sgn \romannumeral-`0#1\Z%
 }%
 \let\xintSgn\xintiSgn \let\xintsgn\xintisgn
-\def\XINT@Sgn #1{\romannumeral0\XINT@sgn #1\Z }%
-\def\XINT@sgn #1#2\Z
+\def\XINT_Sgn #1{\romannumeral0\XINT_sgn #1\Z }%
+\def\XINT_sgn #1#2\Z
 {%
-    \xint@UDzerominusfork
+    \xint_UDzerominusfork
       #1-\dummy  { 0}%
       0#1\dummy  { -1}%
        0-\dummy  { 1}%
-    \xint@UDkrof
+    \krof
 }%
 \def\xintiOpp {\romannumeral0\xintiopp }%
 \def\xintiopp #1%
 {%
-    \expandafter\XINT@opp \romannumeral-`0#1%
+    \expandafter\XINT_opp \romannumeral-`0#1%
 }%
 \let\xintOpp\xintiOpp \let\xintopp\xintiopp
-\def\XINT@Opp #1{\romannumeral0\XINT@opp #1}%
-\def\XINT@opp #1%
+\def\XINT_Opp #1{\romannumeral0\XINT_opp #1}%
+\def\XINT_opp #1%
 {%
-    \xint@UDzerominusfork
+    \xint_UDzerominusfork
       #1-\dummy  { 0}%      zero
       0#1\dummy  { }%     negative
        0-\dummy  { -#1}%  positive
-    \xint@UDkrof
+    \krof
 }%
 \def\xintiAbs {\romannumeral0\xintiabs }%
 \def\xintiabs #1%
 {%
-    \expandafter\XINT@abs \romannumeral-`0#1%
+    \expandafter\XINT_abs \romannumeral-`0#1%
 }%
 \let\xintAbs\xintiAbs \let\xintabs\xintiabs
-\def\XINT@Abs #1{\romannumeral0\XINT@abs #1}%
-\def\XINT@abs #1%
+\def\XINT_Abs #1{\romannumeral0\XINT_abs #1}%
+\def\XINT_abs #1%
 {%
-    \xint@UDsignfork
+    \xint_UDsignfork
       #1\dummy  { }%
        -\dummy  { #1}%
-    \xint@UDkrof
+    \krof
 }%
-\def\XINT@add@A #1#2#3#4#5#6%
+\def\XINT_add_A #1#2#3#4#5#6%
 {%
-    \xint@w #3\xint@add@az\W\XINT@add@AB #1{#3#4#5#6}{#2}%
+    \xint_gob_til_w #3\xint_add_az\W
+    \XINT_add_AB #1{#3#4#5#6}{#2}%
 }%
-\def\xint@add@az\W\XINT@add@AB #1#2%
+\def\xint_add_az\W\XINT_add_AB #1#2%
 {%
-    \XINT@add@AC@checkcarry #1%
+    \XINT_add_AC_checkcarry #1%
 }%
-\def\XINT@add@AB #1#2#3#4\W\X\Y\Z #5#6#7#8%
+\def\XINT_add_AB #1#2#3#4\W\X\Y\Z #5#6#7#8%
 {%
-    \xint@w #5\xint@add@bz\W
-    \XINT@add@ABE #1#2{#8#7#6#5}{#3}#4\W\X\Y\Z
+    \xint_gob_til_w #5\xint_add_bz\W
+    \XINT_add_ABE #1#2{#8#7#6#5}{#3}#4\W\X\Y\Z
 }%
-\def\XINT@add@ABE #1#2#3#4#5#6%
+\def\XINT_add_ABE #1#2#3#4#5#6%
 {%
-    \expandafter\XINT@add@ABEA\the\numexpr #1+10#5#4#3#2+#6\relax.%
+    \expandafter\XINT_add_ABEA\the\numexpr #1+10#5#4#3#2+#6\relax.%
 }%
-\def\XINT@add@ABEA #1#2#3.#4%
+\def\XINT_add_ABEA #1#2#3.#4%
 {%
-    \XINT@add@A  #2{#3#4}%
+    \XINT_add_A  #2{#3#4}%
 }%
-\def\xint@add@bz\W\XINT@add@ABE #1#2#3#4#5#6%
+\def\xint_add_bz\W\XINT_add_ABE #1#2#3#4#5#6%
 {%
-    \expandafter\XINT@add@CC\the\numexpr #1+10#5#4#3#2\relax.%
+    \expandafter\XINT_add_CC\the\numexpr #1+10#5#4#3#2\relax.%
 }%
-\def\XINT@add@CC #1#2#3.#4%
+\def\XINT_add_CC #1#2#3.#4%
 {%
-    \XINT@add@AC@checkcarry  #2{#3#4}% on va examiner et \'eliminer #2
+    \XINT_add_AC_checkcarry  #2{#3#4}% on va examiner et \'eliminer #2
 }%
-\def\XINT@add@AC@checkcarry #1%
+\def\XINT_add_AC_checkcarry #1%
 {%
-    \xint@zero #1\xint@add@AC@nocarry 0\XINT@add@C
+    \xint_gob_til_zero #1\xint_add_AC_nocarry 0\XINT_add_C
 }%
-\def\xint@add@AC@nocarry 0\XINT@add@C #1#2\W\X\Y\Z
+\def\xint_add_AC_nocarry 0\XINT_add_C #1#2\W\X\Y\Z
 {%
     \expandafter
-    \xint@cleanupzeros@andstop
+    \xint_cleanupzeros_andstop
     \romannumeral0%
-    \XINT@rord@main {}#2%
-      \xint@UNDEF
-        \xint@undef\xint@undef\xint@undef\xint@undef
-        \xint@undef\xint@undef\xint@undef\xint@undef
-      \xint@UNDEF
+    \XINT_rord_main {}#2%
+      \xint_relax
+        \xint_undef\xint_undef\xint_undef\xint_undef
+        \xint_undef\xint_undef\xint_undef\xint_undef
+      \xint_relax
     #1%
 }%
-\def\XINT@add@C #1#2#3#4#5%
+\def\XINT_add_C #1#2#3#4#5%
 {%
-    \xint@w #2\xint@add@cz\W\XINT@add@CD {#5#4#3#2}{#1}%q
+    \xint_gob_til_w #2\xint_add_cz\W
+    \XINT_add_CD {#5#4#3#2}{#1}%
 }%
-\def\XINT@add@CD #1%
+\def\XINT_add_CD #1%
 {%
-    \expandafter\XINT@add@CC\the\numexpr 1+10#1\relax.%
+    \expandafter\XINT_add_CC\the\numexpr 1+10#1\relax.%
 }%
-\def\xint@add@cz\W\XINT@add@CD #1#2{ 1#2}%
-\def\XINT@addr@A #1#2#3#4#5#6%
+\def\xint_add_cz\W\XINT_add_CD #1#2{ 1#2}%
+\def\XINT_addr_A #1#2#3#4#5#6%
 {%
-    \xint@w #3\xint@addr@az\W\XINT@addr@B #1{#3#4#5#6}{#2}%
+    \xint_gob_til_w #3\xint_addr_az\W
+    \XINT_addr_B #1{#3#4#5#6}{#2}%
 }%
-\def\xint@addr@az\W\XINT@addr@B #1#2%
+\def\xint_addr_az\W\XINT_addr_B #1#2%
 {%
-    \XINT@addr@AC@checkcarry #1%
+    \XINT_addr_AC_checkcarry #1%
 }%
-\def\XINT@addr@B #1#2#3#4\W\X\Y\Z #5#6#7#8%
+\def\XINT_addr_B #1#2#3#4\W\X\Y\Z #5#6#7#8%
 {%
-    \xint@w #5\xint@addr@bz\W\XINT@addr@E #1#2{#8#7#6#5}{#3}#4\W\X\Y\Z
+    \xint_gob_til_w #5\xint_addr_bz\W
+    \XINT_addr_E #1#2{#8#7#6#5}{#3}#4\W\X\Y\Z
 }%
-\def\XINT@addr@E #1#2#3#4#5#6%
+\def\XINT_addr_E #1#2#3#4#5#6%
 {%
-    \expandafter\XINT@addr@ABEA\the\numexpr #1+10#5#4#3#2+#6\relax
+    \expandafter\XINT_addr_ABEA\the\numexpr #1+10#5#4#3#2+#6\relax
 }%
-\def\XINT@addr@ABEA #1#2#3#4#5#6#7%
+\def\XINT_addr_ABEA #1#2#3#4#5#6#7%
 {%
-    \XINT@addr@A  #2{#7#6#5#4#3}%
+    \XINT_addr_A  #2{#7#6#5#4#3}%
 }%
-\def\xint@addr@bz\W\XINT@addr@E #1#2#3#4#5#6%
+\def\xint_addr_bz\W\XINT_addr_E #1#2#3#4#5#6%
 {%
-    \expandafter\XINT@addr@CC\the\numexpr #1+10#5#4#3#2\relax
+    \expandafter\XINT_addr_CC\the\numexpr #1+10#5#4#3#2\relax
 }%
-\def\XINT@addr@CC #1#2#3#4#5#6#7%
+\def\XINT_addr_CC #1#2#3#4#5#6#7%
 {%
-    \XINT@addr@AC@checkcarry  #2{#7#6#5#4#3}%
+    \XINT_addr_AC_checkcarry  #2{#7#6#5#4#3}%
 }%
-\def\XINT@addr@AC@checkcarry #1%
+\def\XINT_addr_AC_checkcarry #1%
 {%
-    \xint@zero #1\xint@addr@AC@nocarry 0\XINT@addr@C
+    \xint_gob_til_zero #1\xint_addr_AC_nocarry 0\XINT_addr_C
 }%
-\def\xint@addr@AC@nocarry 0\XINT@addr@C #1#2\W\X\Y\Z { #1#2}%
-\def\XINT@addr@C #1#2#3#4#5%
+\def\xint_addr_AC_nocarry 0\XINT_addr_C #1#2\W\X\Y\Z { #1#2}%
+\def\XINT_addr_C #1#2#3#4#5%
 {%
-    \xint@w #2\xint@addr@cz\W\XINT@addr@D {#5#4#3#2}{#1}%
+    \xint_gob_til_w #2\xint_addr_cz\W
+    \XINT_addr_D {#5#4#3#2}{#1}%
 }%
-\def\XINT@addr@D #1%
+\def\XINT_addr_D #1%
 {%
-    \expandafter\XINT@addr@CC\the\numexpr 1+10#1\relax
+    \expandafter\XINT_addr_CC\the\numexpr 1+10#1\relax
 }%
-\def\xint@addr@cz\W\XINT@addr@D #1#2{ #21000}%
-\def\XINT@addm@A #1#2#3#4#5#6%
+\def\xint_addr_cz\W\XINT_addr_D #1#2{ #21000}%
+\def\XINT_addm_A #1#2#3#4#5#6%
 {%
-    \xint@w #3\xint@addm@az\W\XINT@addm@AB #1{#3#4#5#6}{#2}%
+    \xint_gob_til_w #3\xint_addm_az\W
+    \XINT_addm_AB #1{#3#4#5#6}{#2}%
 }%
-\def\xint@addm@az\W\XINT@addm@AB #1#2%
+\def\xint_addm_az\W\XINT_addm_AB #1#2%
 {%
-    \XINT@addm@AC@checkcarry #1%
+    \XINT_addm_AC_checkcarry #1%
 }%
-\def\XINT@addm@AB #1#2#3#4\W\X\Y\Z #5#6#7#8%
+\def\XINT_addm_AB #1#2#3#4\W\X\Y\Z #5#6#7#8%
 {%
-    \XINT@addm@ABE #1#2{#8#7#6#5}{#3}#4\W\X\Y\Z
+    \XINT_addm_ABE #1#2{#8#7#6#5}{#3}#4\W\X\Y\Z
 }%
-\def\XINT@addm@ABE #1#2#3#4#5#6%
+\def\XINT_addm_ABE #1#2#3#4#5#6%
 {%
-    \expandafter\XINT@addm@ABEA\the\numexpr #1+10#5#4#3#2+#6\relax.%
+    \expandafter\XINT_addm_ABEA\the\numexpr #1+10#5#4#3#2+#6\relax.%
 }%
-\def\XINT@addm@ABEA #1#2#3.#4%
+\def\XINT_addm_ABEA #1#2#3.#4%
 {%
-    \XINT@addm@A  #2{#3#4}%
+    \XINT_addm_A  #2{#3#4}%
 }%
-\def\XINT@addm@AC@checkcarry #1%
+\def\XINT_addm_AC_checkcarry #1%
 {%
-    \xint@zero #1\xint@addm@AC@nocarry 0\XINT@addm@C
+    \xint_gob_til_zero #1\xint_addm_AC_nocarry 0\XINT_addm_C
 }%
-\def\xint@addm@AC@nocarry 0\XINT@addm@C #1#2\W\X\Y\Z
+\def\xint_addm_AC_nocarry 0\XINT_addm_C #1#2\W\X\Y\Z
 {%
     \expandafter
-    \xint@cleanupzeros@andstop
+    \xint_cleanupzeros_andstop
     \romannumeral0%
-    \XINT@rord@main {}#2%
-      \xint@UNDEF
-        \xint@undef\xint@undef\xint@undef\xint@undef
-        \xint@undef\xint@undef\xint@undef\xint@undef
-      \xint@UNDEF
+    \XINT_rord_main {}#2%
+      \xint_relax
+        \xint_undef\xint_undef\xint_undef\xint_undef
+        \xint_undef\xint_undef\xint_undef\xint_undef
+      \xint_relax
     #1%
 }%
-\def\XINT@addm@C #1#2#3#4#5%
+\def\XINT_addm_C #1#2#3#4#5%
 {%
-    \xint@w
-    #5\xint@addm@cw
-    #4\xint@addm@cx
-    #3\xint@addm@cy
-    #2\xint@addm@cz
-    \W\XINT@addm@CD {#5#4#3#2}{#1}%
+    \xint_gob_til_w
+    #5\xint_addm_cw
+    #4\xint_addm_cx
+    #3\xint_addm_cy
+    #2\xint_addm_cz
+    \W\XINT_addm_CD {#5#4#3#2}{#1}%
 }%
-\def\XINT@addm@CD #1%
+\def\XINT_addm_CD #1%
 {%
-    \expandafter\XINT@addm@CC\the\numexpr 1+10#1\relax.%
+    \expandafter\XINT_addm_CC\the\numexpr 1+10#1\relax.%
 }%
-\def\XINT@addm@CC #1#2#3.#4%
+\def\XINT_addm_CC #1#2#3.#4%
 {%
-    \XINT@addm@AC@checkcarry  #2{#3#4}%
+    \XINT_addm_AC_checkcarry  #2{#3#4}%
 }%
-\def\xint@addm@cw
-    #1\xint@addm@cx
-    #2\xint@addm@cy
-    #3\xint@addm@cz
-    \W\XINT@addm@CD
+\def\xint_addm_cw
+    #1\xint_addm_cx
+    #2\xint_addm_cy
+    #3\xint_addm_cz
+    \W\XINT_addm_CD
 {%
-    \expandafter\XINT@addm@CDw\the\numexpr 1+#1#2#3\relax.%
+    \expandafter\XINT_addm_CDw\the\numexpr 1+#1#2#3\relax.%
 }%
-\def\XINT@addm@CDw #1.#2#3\X\Y\Z
+\def\XINT_addm_CDw #1.#2#3\X\Y\Z
 {%
-    \XINT@addm@end #1#3%
+    \XINT_addm_end #1#3%
 }%
-\def\xint@addm@cx
-    #1\xint@addm@cy
-    #2\xint@addm@cz
-    \W\XINT@addm@CD
+\def\xint_addm_cx
+    #1\xint_addm_cy
+    #2\xint_addm_cz
+    \W\XINT_addm_CD
 {%
-    \expandafter\XINT@addm@CDx\the\numexpr 1+#1#2\relax.%
+    \expandafter\XINT_addm_CDx\the\numexpr 1+#1#2\relax.%
 }%
-\def\XINT@addm@CDx #1.#2#3\Y\Z
+\def\XINT_addm_CDx #1.#2#3\Y\Z
 {%
-    \XINT@addm@end #1#3%
+    \XINT_addm_end #1#3%
 }%
-\def\xint@addm@cy
-    #1\xint@addm@cz
-    \W\XINT@addm@CD
+\def\xint_addm_cy
+    #1\xint_addm_cz
+    \W\XINT_addm_CD
 {%
-    \expandafter\XINT@addm@CDy\the\numexpr 1+#1\relax.%
+    \expandafter\XINT_addm_CDy\the\numexpr 1+#1\relax.%
 }%
-\def\XINT@addm@CDy  #1.#2#3\Z
+\def\XINT_addm_CDy  #1.#2#3\Z
 {%
-    \XINT@addm@end #1#3%
+    \XINT_addm_end #1#3%
 }%
-\def\xint@addm@cz\W\XINT@addm@CD #1#2#3{\XINT@addm@end #1#3}%
-\def\XINT@addm@end #1#2#3#4#5%
+\def\xint_addm_cz\W\XINT_addm_CD #1#2#3{\XINT_addm_end #1#3}%
+\def\XINT_addm_end #1#2#3#4#5%
     {\expandafter\space\the\numexpr #1#2#3#4#5\relax}%
-\def\XINT@addp@A #1#2#3#4#5#6%
+\def\XINT_addp_A #1#2#3#4#5#6%
 {%
-    \xint@w #3\xint@addp@az\W\XINT@addp@AB #1{#3#4#5#6}{#2}%
+    \xint_gob_til_w #3\xint_addp_az\W
+    \XINT_addp_AB #1{#3#4#5#6}{#2}%
 }%
-\def\xint@addp@az\W\XINT@addp@AB #1#2%
+\def\xint_addp_az\W\XINT_addp_AB #1#2%
 {%
-    \XINT@addp@AC@checkcarry #1%
+    \XINT_addp_AC_checkcarry #1%
 }%
-\def\XINT@addp@AC@checkcarry #1%
+\def\XINT_addp_AC_checkcarry #1%
 {%
-    \xint@zero #1\xint@addp@AC@nocarry 0\XINT@addp@C
+    \xint_gob_til_zero #1\xint_addp_AC_nocarry 0\XINT_addp_C
 }%
-\def\xint@addp@AC@nocarry 0\XINT@addp@C
+\def\xint_addp_AC_nocarry 0\XINT_addp_C
 {%
-    \XINT@addp@F
+    \XINT_addp_F
 }%
-\def\XINT@addp@AB #1#2#3#4\W\X\Y\Z #5#6#7#8%
+\def\XINT_addp_AB #1#2#3#4\W\X\Y\Z #5#6#7#8%
 {%
-    \XINT@addp@ABE #1#2{#8#7#6#5}{#3}#4\W\X\Y\Z
+    \XINT_addp_ABE #1#2{#8#7#6#5}{#3}#4\W\X\Y\Z
 }%
-\def\XINT@addp@ABE #1#2#3#4#5#6%
+\def\XINT_addp_ABE #1#2#3#4#5#6%
 {%
-    \expandafter\XINT@addp@ABEA\the\numexpr #1+10#5#4#3#2+#6\relax
+    \expandafter\XINT_addp_ABEA\the\numexpr #1+10#5#4#3#2+#6\relax
 }%
-\def\XINT@addp@ABEA #1#2#3#4#5#6#7%
+\def\XINT_addp_ABEA #1#2#3#4#5#6#7%
 {%
-   \XINT@addp@A  #2{#7#6#5#4#3}%<-- attention on met donc \`a droite
+   \XINT_addp_A  #2{#7#6#5#4#3}%<-- attention on met donc \`a droite
 }%
-\def\XINT@addp@C #1#2#3#4#5%
+\def\XINT_addp_C #1#2#3#4#5%
 {%
-    \xint@w
-    #5\xint@addp@cw
-    #4\xint@addp@cx
-    #3\xint@addp@cy
-    #2\xint@addp@cz
-    \W\XINT@addp@CD   {#5#4#3#2}{#1}%
+    \xint_gob_til_w
+    #5\xint_addp_cw
+    #4\xint_addp_cx
+    #3\xint_addp_cy
+    #2\xint_addp_cz
+    \W\XINT_addp_CD   {#5#4#3#2}{#1}%
 }%
-\def\XINT@addp@CD #1%
+\def\XINT_addp_CD #1%
 {%
-    \expandafter\XINT@addp@CC\the\numexpr 1+10#1\relax
+    \expandafter\XINT_addp_CC\the\numexpr 1+10#1\relax
 }%
-\def\XINT@addp@CC #1#2#3#4#5#6#7%
+\def\XINT_addp_CC #1#2#3#4#5#6#7%
 {%
-    \XINT@addp@AC@checkcarry  #2{#7#6#5#4#3}%
+    \XINT_addp_AC_checkcarry  #2{#7#6#5#4#3}%
 }%
-\def\xint@addp@cw
-    #1\xint@addp@cx
-    #2\xint@addp@cy
-    #3\xint@addp@cz
-    \W\XINT@addp@CD
+\def\xint_addp_cw
+    #1\xint_addp_cx
+    #2\xint_addp_cy
+    #3\xint_addp_cz
+    \W\XINT_addp_CD
 {%
-    \expandafter\XINT@addp@CDw\the\numexpr 1+10#1#2#3\relax
+    \expandafter\XINT_addp_CDw\the\numexpr 1+10#1#2#3\relax
 }%
-\def\XINT@addp@CDw #1#2#3#4#5#6%
+\def\XINT_addp_CDw #1#2#3#4#5#6%
 {%
-    \xint@quatrezeros #2#3#4#5\XINT@addp@endDw@zeros
-                          0000\XINT@addp@endDw #2#3#4#5%
+    \xint_gob_til_zeros_iv #2#3#4#5\XINT_addp_endDw_zeros
+                          0000\XINT_addp_endDw #2#3#4#5%
 }%
-\def\XINT@addp@endDw@zeros 0000\XINT@addp@endDw 0000#1\X\Y\Z{ #1}%
-\def\XINT@addp@endDw #1#2#3#4#5\X\Y\Z{ #5#4#3#2#1}%
-\def\xint@addp@cx
-    #1\xint@addp@cy
-    #2\xint@addp@cz
-    \W\XINT@addp@CD
+\def\XINT_addp_endDw_zeros 0000\XINT_addp_endDw 0000#1\X\Y\Z{ #1}%
+\def\XINT_addp_endDw #1#2#3#4#5\X\Y\Z{ #5#4#3#2#1}%
+\def\xint_addp_cx
+    #1\xint_addp_cy
+    #2\xint_addp_cz
+    \W\XINT_addp_CD
 {%
-    \expandafter\XINT@addp@CDx\the\numexpr 1+100#1#2\relax
+    \expandafter\XINT_addp_CDx\the\numexpr 1+100#1#2\relax
 }%
-\def\XINT@addp@CDx #1#2#3#4#5#6%
+\def\XINT_addp_CDx #1#2#3#4#5#6%
 {%
-    \xint@quatrezeros #2#3#4#5\XINT@addp@endDx@zeros
-                          0000\XINT@addp@endDx #2#3#4#5%
+    \xint_gob_til_zeros_iv #2#3#4#5\XINT_addp_endDx_zeros
+                          0000\XINT_addp_endDx #2#3#4#5%
 }%
-\def\XINT@addp@endDx@zeros 0000\XINT@addp@endDx 0000#1\Y\Z{ #1}%
-\def\XINT@addp@endDx #1#2#3#4#5\Y\Z{ #5#4#3#2#1}%
-\def\xint@addp@cy
-    #1\xint@addp@cz
-    \W\XINT@addp@CD
+\def\XINT_addp_endDx_zeros 0000\XINT_addp_endDx 0000#1\Y\Z{ #1}%
+\def\XINT_addp_endDx #1#2#3#4#5\Y\Z{ #5#4#3#2#1}%
+\def\xint_addp_cy
+    #1\xint_addp_cz
+    \W\XINT_addp_CD
 {%
-    \expandafter\XINT@addp@CDy\the\numexpr 1+1000#1\relax
+    \expandafter\XINT_addp_CDy\the\numexpr 1+1000#1\relax
 }%
-\def\XINT@addp@CDy #1#2#3#4#5#6%
+\def\XINT_addp_CDy #1#2#3#4#5#6%
 {%
-    \xint@quatrezeros #2#3#4#5\XINT@addp@endDy@zeros
-                          0000\XINT@addp@endDy #2#3#4#5%
+    \xint_gob_til_zeros_iv #2#3#4#5\XINT_addp_endDy_zeros
+                          0000\XINT_addp_endDy #2#3#4#5%
 }%
-\def\XINT@addp@endDy@zeros 0000\XINT@addp@endDy 0000#1\Z{ #1}%
-\def\XINT@addp@endDy #1#2#3#4#5\Z{ #5#4#3#2#1}%
-\def\xint@addp@cz\W\XINT@addp@CD #1#2{ #21000}%
-\def\XINT@addp@F #1#2#3#4#5%
+\def\XINT_addp_endDy_zeros 0000\XINT_addp_endDy 0000#1\Z{ #1}%
+\def\XINT_addp_endDy #1#2#3#4#5\Z{ #5#4#3#2#1}%
+\def\xint_addp_cz\W\XINT_addp_CD #1#2{ #21000}%
+\def\XINT_addp_F #1#2#3#4#5%
 {%
-    \xint@w
-    #5\xint@addp@Gw
-    #4\xint@addp@Gx
-    #3\xint@addp@Gy
-    #2\xint@addp@Gz
-    \W\XINT@addp@G   {#2#3#4#5}{#1}%
+    \xint_gob_til_w
+    #5\xint_addp_Gw
+    #4\xint_addp_Gx
+    #3\xint_addp_Gy
+    #2\xint_addp_Gz
+    \W\XINT_addp_G   {#2#3#4#5}{#1}%
 }%
-\def\XINT@addp@G #1#2%
+\def\XINT_addp_G #1#2%
 {%
-    \XINT@addp@F {#2#1}%
+    \XINT_addp_F {#2#1}%
 }%
-\def\xint@addp@Gw
-    #1\xint@addp@Gx
-    #2\xint@addp@Gy
-    #3\xint@addp@Gz
-    \W\XINT@addp@G #4%
+\def\xint_addp_Gw
+    #1\xint_addp_Gx
+    #2\xint_addp_Gy
+    #3\xint_addp_Gz
+    \W\XINT_addp_G #4%
 {%
-    \xint@quatrezeros  #3#2#10\XINT@addp@endGw@zeros
-                          0000\XINT@addp@endGw #3#2#10%
+    \xint_gob_til_zeros_iv  #3#2#10\XINT_addp_endGw_zeros
+                          0000\XINT_addp_endGw #3#2#10%
 }%
-\def\XINT@addp@endGw@zeros 0000\XINT@addp@endGw 0000#1\X\Y\Z{ #1}%
-\def\XINT@addp@endGw #1#2#3#4#5\X\Y\Z{ #5#1#2#3#4}%
-\def\xint@addp@Gx
-    #1\xint@addp@Gy
-    #2\xint@addp@Gz
-    \W\XINT@addp@G #3%
+\def\XINT_addp_endGw_zeros 0000\XINT_addp_endGw 0000#1\X\Y\Z{ #1}%
+\def\XINT_addp_endGw #1#2#3#4#5\X\Y\Z{ #5#1#2#3#4}%
+\def\xint_addp_Gx
+    #1\xint_addp_Gy
+    #2\xint_addp_Gz
+    \W\XINT_addp_G #3%
 {%
-    \xint@quatrezeros  #2#100\XINT@addp@endGx@zeros
-                         0000\XINT@addp@endGx #2#100%
+    \xint_gob_til_zeros_iv  #2#100\XINT_addp_endGx_zeros
+                         0000\XINT_addp_endGx #2#100%
 }%
-\def\XINT@addp@endGx@zeros 0000\XINT@addp@endGx 0000#1\Y\Z{ #1}%
-\def\XINT@addp@endGx #1#2#3#4#5\Y\Z{ #5#1#2#3#4}%
-\def\xint@addp@Gy
-    #1\xint@addp@Gz
-    \W\XINT@addp@G #2%
+\def\XINT_addp_endGx_zeros 0000\XINT_addp_endGx 0000#1\Y\Z{ #1}%
+\def\XINT_addp_endGx #1#2#3#4#5\Y\Z{ #5#1#2#3#4}%
+\def\xint_addp_Gy
+    #1\xint_addp_Gz
+    \W\XINT_addp_G #2%
 {%
-    \xint@quatrezeros   #1000\XINT@addp@endGy@zeros
-                         0000\XINT@addp@endGy #1000%
+    \xint_gob_til_zeros_iv   #1000\XINT_addp_endGy_zeros
+                         0000\XINT_addp_endGy #1000%
 }%
-\def\XINT@addp@endGy@zeros 0000\XINT@addp@endGy 0000#1\Z{ #1}%
-\def\XINT@addp@endGy #1#2#3#4#5\Z{ #5#1#2#3#4}%
-\def\xint@addp@Gz\W\XINT@addp@G #1#2{ #2}%
+\def\XINT_addp_endGy_zeros 0000\XINT_addp_endGy 0000#1\Z{ #1}%
+\def\XINT_addp_endGy #1#2#3#4#5\Z{ #5#1#2#3#4}%
+\def\xint_addp_Gz\W\XINT_addp_G #1#2{ #2}%
 \def\xintiAdd {\romannumeral0\xintiadd }%
 \def\xintiadd #1%
 {%
-    \expandafter\xint@add\expandafter{\romannumeral-`0#1}%
+    \expandafter\xint_add\expandafter{\romannumeral-`0#1}%
 }%
 \let\xintAdd\xintiAdd \let\xintadd\xintiadd
-\def\xint@add #1#2%
+\def\xint_add #1#2%
 {%
-    \expandafter\XINT@add@fork \romannumeral-`0#2\Z #1\Z
+    \expandafter\XINT_add_fork \romannumeral-`0#2\Z #1\Z
 }%
-\def\XINT@Add #1#2{\romannumeral0\XINT@add@fork #2\Z #1\Z }%
-\def\XINT@add #1#2{\XINT@add@fork #2\Z #1\Z }%
-\def\XINT@add@fork #1#2\Z #3#4\Z
+\def\XINT_Add #1#2{\romannumeral0\XINT_add_fork #2\Z #1\Z }%
+\def\XINT_add #1#2{\XINT_add_fork #2\Z #1\Z }%
+\def\XINT_add_fork #1#2\Z #3#4\Z
 {%
-    \xint@UDzerofork
-      #1\dummy \XINT@add@secondiszero
-      #3\dummy \XINT@add@firstiszero
+    \xint_UDzerofork
+      #1\dummy \XINT_add_secondiszero
+      #3\dummy \XINT_add_firstiszero
        0\dummy
-        {\xint@UDsignsfork
-          #1#3\dummy \XINT@add@minusminus          % #1 = #3 = -
-           #1-\dummy \XINT@add@minusplus           % #1 = -
-           #3-\dummy \XINT@add@plusminus           % #3 = -
-            --\dummy \XINT@add@plusplus
-         \xint@UDkrof }%
-    \xint@UDkrof
+        {\xint_UDsignsfork
+          #1#3\dummy \XINT_add_minusminus          % #1 = #3 = -
+           #1-\dummy \XINT_add_minusplus           % #1 = -
+           #3-\dummy \XINT_add_plusminus           % #3 = -
+            --\dummy \XINT_add_plusplus
+         \krof }%
+    \krof
     {#2}{#4}#1#3%
 }%
-\def\XINT@add@secondiszero #1#2#3#4{ #4#2}%
-\def\XINT@add@firstiszero #1#2#3#4{ #3#1}%
-\def\XINT@add@minusminus #1#2#3#4%
+\def\XINT_add_secondiszero #1#2#3#4{ #4#2}%
+\def\XINT_add_firstiszero #1#2#3#4{ #3#1}%
+\def\XINT_add_minusminus #1#2#3#4%
 {%
-    \expandafter\xint@minus@andstop%
-    \romannumeral0\XINT@add@pre {#2}{#1}%
+    \expandafter\xint_minus_andstop%
+    \romannumeral0\XINT_add_pre {#2}{#1}%
 }%
-\def\XINT@add@minusplus #1#2#3#4%
+\def\XINT_add_minusplus #1#2#3#4%
 {%
-    \XINT@sub@pre {#4#2}{#1}%
+    \XINT_sub_pre {#4#2}{#1}%
 }%
-\def\XINT@add@plusminus #1#2#3#4%
+\def\XINT_add_plusminus #1#2#3#4%
 {%
-    \XINT@sub@pre {#3#1}{#2}%
+    \XINT_sub_pre {#3#1}{#2}%
 }%
-\def\XINT@add@plusplus #1#2#3#4%
+\def\XINT_add_plusplus #1#2#3#4%
 {%
-    \XINT@add@pre {#4#2}{#3#1}%
+    \XINT_add_pre {#4#2}{#3#1}%
 }%
-\def\XINT@add@pre #1%
+\def\XINT_add_pre #1%
 {%
-  \expandafter\XINT@add@@pre\expandafter
-  {\romannumeral0\XINT@RQ {}#1\R\R\R\R\R\R\R\R\Z }%
+  \expandafter\XINT_add__pre\expandafter
+  {\romannumeral0\XINT_RQ {}#1\R\R\R\R\R\R\R\R\Z }%
 }%
-\def\XINT@add@@pre #1#2%
+\def\XINT_add__pre #1#2%
 {%
-    \expandafter\XINT@add@A
+    \expandafter\XINT_add_A
         \expandafter0\expandafter{\expandafter}%
-    \romannumeral0\XINT@RQ {}#2\R\R\R\R\R\R\R\R\Z
+    \romannumeral0\XINT_RQ {}#2\R\R\R\R\R\R\R\R\Z
         \W\X\Y\Z #1\W\X\Y\Z
 }%
 \def\xintiSub {\romannumeral0\xintisub }%
 \def\xintisub #1%
 {%
-    \expandafter\xint@sub\expandafter{\romannumeral-`0#1}%
+    \expandafter\xint_sub\expandafter{\romannumeral-`0#1}%
 }%
 \let\xintSub\xintiSub \let\xintsub\xintisub
-\def\xint@sub #1#2%
-{%
-    \expandafter\XINT@sub@fork \romannumeral-`0#2\Z #1\Z
-}%
-\def\XINT@Sub #1#2{\romannumeral0\XINT@sub@fork #2\Z #1\Z }%
-\def\XINT@sub #1#2{\XINT@sub@fork #2\Z #1\Z }%
-\def\XINT@sub@fork #1#2\Z #3#4\Z
-{%
-    \xint@UDsignsfork
-          #1#3\dummy \XINT@sub@minusminus
-           #1-\dummy \XINT@sub@minusplus   % attention, #3=0 possible
-           #3-\dummy \XINT@sub@plusminus   % attention, #1=0 possible
-            --\dummy {\xint@UDzerofork
-                      #1\dummy \XINT@sub@secondiszero
-                      #3\dummy \XINT@sub@firstiszero
-                       0\dummy \XINT@sub@plusplus
-                      \xint@UDkrof }%
-    \xint@UDkrof
+\def\xint_sub #1#2%
+{%
+    \expandafter\XINT_sub_fork \romannumeral-`0#2\Z #1\Z
+}%
+\def\XINT_Sub #1#2{\romannumeral0\XINT_sub_fork #2\Z #1\Z }%
+\def\XINT_sub #1#2{\XINT_sub_fork #2\Z #1\Z }%
+\def\XINT_sub_fork #1#2\Z #3#4\Z
+{%
+    \xint_UDsignsfork
+          #1#3\dummy \XINT_sub_minusminus
+           #1-\dummy \XINT_sub_minusplus   % attention, #3=0 possible
+           #3-\dummy \XINT_sub_plusminus   % attention, #1=0 possible
+            --\dummy {\xint_UDzerofork
+                      #1\dummy \XINT_sub_secondiszero
+                      #3\dummy \XINT_sub_firstiszero
+                       0\dummy \XINT_sub_plusplus
+                      \krof }%
+    \krof
     {#2}{#4}#1#3%
 }%
-\def\XINT@sub@secondiszero #1#2#3#4{ #4#2}%
-\def\XINT@sub@firstiszero  #1#2#3#4{ -#3#1}%
-\def\XINT@sub@plusplus #1#2#3#4%
+\def\XINT_sub_secondiszero #1#2#3#4{ #4#2}%
+\def\XINT_sub_firstiszero  #1#2#3#4{ -#3#1}%
+\def\XINT_sub_plusplus #1#2#3#4%
 {%
-    \XINT@sub@pre {#4#2}{#3#1}%
+    \XINT_sub_pre {#4#2}{#3#1}%
 }%
-\def\XINT@sub@minusminus #1#2#3#4%
+\def\XINT_sub_minusminus #1#2#3#4%
 {%
-    \XINT@sub@pre {#1}{#2}%
+    \XINT_sub_pre {#1}{#2}%
 }%
-\def\XINT@sub@minusplus #1#2#3#4%
+\def\XINT_sub_minusplus #1#2#3#4%
 {%
-    \xint@zero #4\xint@sub@mp0\XINT@add@pre {#4#2}{#1}%
+    \xint_gob_til_zero #4\xint_sub_mp0\XINT_add_pre {#4#2}{#1}%
 }%
-\def\xint@sub@mp0\XINT@add@pre #1#2{ #2}%
-\def\XINT@sub@plusminus #1#2#3#4%
+\def\xint_sub_mp0\XINT_add_pre #1#2{ #2}%
+\def\XINT_sub_plusminus #1#2#3#4%
 {%
-    \xint@zero #3\xint@sub@pm0\expandafter\xint@minus@andstop%
-    \romannumeral0\XINT@add@pre {#2}{#3#1}%
+    \xint_gob_til_zero #3\xint_sub_pm0\expandafter\xint_minus_andstop%
+    \romannumeral0\XINT_add_pre {#2}{#3#1}%
 }%
-\def\xint@sub@pm #1\XINT@add@pre #2#3{ -#2}%
-\def\XINT@sub@pre #1%
+\def\xint_sub_pm #1\XINT_add_pre #2#3{ -#2}%
+\def\XINT_sub_pre #1%
 {%
-  \expandafter\XINT@sub@@pre\expandafter
-  {\romannumeral0\XINT@RQ {}#1\R\R\R\R\R\R\R\R\Z }%
+  \expandafter\XINT_sub__pre\expandafter
+  {\romannumeral0\XINT_RQ {}#1\R\R\R\R\R\R\R\R\Z }%
 }%
-\def\XINT@sub@@pre #1#2%
+\def\XINT_sub__pre #1#2%
 {%
-    \expandafter\XINT@sub@A
+    \expandafter\XINT_sub_A
         \expandafter1\expandafter{\expandafter}%
-    \romannumeral0\XINT@RQ {}#2\R\R\R\R\R\R\R\R\Z
+    \romannumeral0\XINT_RQ {}#2\R\R\R\R\R\R\R\R\Z
         \W\X\Y\Z #1 \W\X\Y\Z
 }%
-\def\XINT@sub@A #1#2#3\W\X\Y\Z #4#5#6#7%
+\def\XINT_sub_A #1#2#3\W\X\Y\Z #4#5#6#7%
 {%
-    \xint@w
-    #4\xint@sub@az
-    \W\XINT@sub@B #1{#4#5#6#7}{#2}#3\W\X\Y\Z
+    \xint_gob_til_w
+    #4\xint_sub_az
+    \W\XINT_sub_B #1{#4#5#6#7}{#2}#3\W\X\Y\Z
 }%
-\def\XINT@sub@B #1#2#3#4#5#6#7%
+\def\XINT_sub_B #1#2#3#4#5#6#7%
 {%
-    \xint@w
-    #4\xint@sub@bz
-    \W\XINT@sub@onestep #1#2{#7#6#5#4}{#3}%
+    \xint_gob_til_w
+    #4\xint_sub_bz
+    \W\XINT_sub_onestep #1#2{#7#6#5#4}{#3}%
 }%
-\def\XINT@sub@onestep #1#2#3#4#5#6%
+\def\XINT_sub_onestep #1#2#3#4#5#6%
 {%
-    \expandafter\XINT@sub@backtoA\the\numexpr 11#5#4#3#2-#6+#1-1\relax.%
+    \expandafter\XINT_sub_backtoA\the\numexpr 11#5#4#3#2-#6+#1-1\relax.%
 }%
-\def\XINT@sub@backtoA #1#2#3.#4%
+\def\XINT_sub_backtoA #1#2#3.#4%
 {%
-    \XINT@sub@A #2{#3#4}%
+    \XINT_sub_A #2{#3#4}%
 }%
-\def\xint@sub@bz
-    \W\XINT@sub@onestep #1#2#3#4#5#6#7%
+\def\xint_sub_bz
+    \W\XINT_sub_onestep #1#2#3#4#5#6#7%
 {%
-    \xint@UDzerofork
-      #1\dummy  \XINT@sub@C   % une retenue
-       0\dummy  \XINT@sub@D   % pas de retenue
-    \xint@UDkrof
+    \xint_UDzerofork
+      #1\dummy  \XINT_sub_C   % une retenue
+       0\dummy  \XINT_sub_D   % pas de retenue
+    \krof
     {#7}#2#3#4#5%
 }%
-\def\XINT@sub@D #1#2\W\X\Y\Z
+\def\XINT_sub_D #1#2\W\X\Y\Z
 {%
     \expandafter
-    \xint@cleanupzeros@andstop
+    \xint_cleanupzeros_andstop
     \romannumeral0%
-    \XINT@rord@main {}#2%
-      \xint@UNDEF
-        \xint@undef\xint@undef\xint@undef\xint@undef
-        \xint@undef\xint@undef\xint@undef\xint@undef
-      \xint@UNDEF
+    \XINT_rord_main {}#2%
+      \xint_relax
+        \xint_undef\xint_undef\xint_undef\xint_undef
+        \xint_undef\xint_undef\xint_undef\xint_undef
+      \xint_relax
     #1%
 }%
-\def\XINT@sub@C #1#2#3#4#5%
+\def\XINT_sub_C #1#2#3#4#5%
 {%
-    \xint@w
-    #2\xint@sub@cz
-    \W\XINT@sub@AC@onestep {#5#4#3#2}{#1}%
+    \xint_gob_til_w
+    #2\xint_sub_cz
+    \W\XINT_sub_AC_onestep {#5#4#3#2}{#1}%
 }%
-\def\XINT@sub@AC@onestep #1%
+\def\XINT_sub_AC_onestep #1%
 {%
-    \expandafter\XINT@sub@backtoC\the\numexpr 11#1-1\relax.%
+    \expandafter\XINT_sub_backtoC\the\numexpr 11#1-1\relax.%
 }%
-\def\XINT@sub@backtoC #1#2#3.#4%
+\def\XINT_sub_backtoC #1#2#3.#4%
 {%
-    \XINT@sub@AC@checkcarry #2{#3#4}% la retenue va \^etre examin\'ee
+    \XINT_sub_AC_checkcarry #2{#3#4}% la retenue va \^etre examin\'ee
 }%
-\def\XINT@sub@AC@checkcarry #1%
+\def\XINT_sub_AC_checkcarry #1%
 {%
-    \xint@one #1\xint@sub@AC@nocarry 1\XINT@sub@C
+    \xint_gob_til_one #1\xint_sub_AC_nocarry 1\XINT_sub_C
 }%
-\def\xint@sub@AC@nocarry 1\XINT@sub@C #1#2\W\X\Y\Z
+\def\xint_sub_AC_nocarry 1\XINT_sub_C #1#2\W\X\Y\Z
 {%
     \expandafter
-    \XINT@cuz@loop
+    \XINT_cuz_loop
     \romannumeral0%
-    \XINT@rord@main {}#2%
-      \xint@UNDEF
-        \xint@undef\xint@undef\xint@undef\xint@undef
-        \xint@undef\xint@undef\xint@undef\xint@undef
-      \xint@UNDEF
+    \XINT_rord_main {}#2%
+      \xint_relax
+        \xint_undef\xint_undef\xint_undef\xint_undef
+        \xint_undef\xint_undef\xint_undef\xint_undef
+      \xint_relax
     #1\W\W\W\W\W\W\W\Z
 }%
-\def\xint@sub@cz\W\XINT@sub@AC@onestep #1%
+\def\xint_sub_cz\W\XINT_sub_AC_onestep #1%
 {%
-    \XINT@cuz
+    \XINT_cuz
 }%
-\def\xint@sub@az\W\XINT@sub@B #1#2#3#4#5#6#7%
+\def\xint_sub_az\W\XINT_sub_B #1#2#3#4#5#6#7%
 {%
-    \xint@w
-    #4\xint@sub@ez
-    \W\XINT@sub@Eenter #1{#3}#4#5#6#7%
+    \xint_gob_til_w
+    #4\xint_sub_ez
+    \W\XINT_sub_Eenter #1{#3}#4#5#6#7%
 }%
-\def\XINT@sub@Eenter #1#2%
+\def\XINT_sub_Eenter #1#2%
 {%
     \expandafter
-    \XINT@sub@E\expandafter1\expandafter{\expandafter}%
+    \XINT_sub_E\expandafter1\expandafter{\expandafter}%
     \romannumeral0%
-    \XINT@rord@main {}#2%
-      \xint@UNDEF
-        \xint@undef\xint@undef\xint@undef\xint@undef
-        \xint@undef\xint@undef\xint@undef\xint@undef
-      \xint@UNDEF
+    \XINT_rord_main {}#2%
+      \xint_relax
+        \xint_undef\xint_undef\xint_undef\xint_undef
+        \xint_undef\xint_undef\xint_undef\xint_undef
+      \xint_relax
     \W\X\Y\Z #1%
 }%
-\def\XINT@sub@E #1#2#3#4#5#6%
+\def\XINT_sub_E #1#2#3#4#5#6%
 {%
-    \xint@w #3\xint@sub@F\W\XINT@sub@Eonestep #1{#6#5#4#3}{#2}%
+    \xint_gob_til_w #3\xint_sub_F\W
+    \XINT_sub_Eonestep #1{#6#5#4#3}{#2}%
 }%
-\def\XINT@sub@Eonestep #1#2%
+\def\XINT_sub_Eonestep #1#2%
 {%
-    \expandafter\XINT@sub@backtoE\the\numexpr 109999-#2+#1\relax.%
+    \expandafter\XINT_sub_backtoE\the\numexpr 109999-#2+#1\relax.%
 }%
-\def\XINT@sub@backtoE #1#2#3.#4%
+\def\XINT_sub_backtoE #1#2#3.#4%
 {%
-    \XINT@sub@E #2{#3#4}%
+    \XINT_sub_E #2{#3#4}%
 }%
-\def\xint@sub@F\W\XINT@sub@Eonestep #1#2#3#4%
+\def\xint_sub_F\W\XINT_sub_Eonestep #1#2#3#4%
 {%
-    \xint@UDonezerofork
-      #4#1\dummy {\XINT@sub@Fdec 0}% soustraire  1. Et faire signe -
-      #1#4\dummy {\XINT@sub@Finc 1}% additionner 1. Et faire signe -
-        10\dummy  \XINT@sub@DD     % terminer. Mais avec signe -
-    \xint@UDkrof
+    \xint_UDonezerofork
+      #4#1\dummy {\XINT_sub_Fdec 0}% soustraire  1. Et faire signe -
+      #1#4\dummy {\XINT_sub_Finc 1}% additionner 1. Et faire signe -
+        10\dummy  \XINT_sub_DD     % terminer. Mais avec signe -
+    \krof
     {#3}%
 }%
-\def\XINT@sub@DD {\expandafter\xint@minus@andstop\romannumeral0\XINT@sub@D }%
-\def\XINT@sub@Fdec #1#2#3#4#5#6%
+\def\XINT_sub_DD {\expandafter\xint_minus_andstop\romannumeral0\XINT_sub_D }%
+\def\XINT_sub_Fdec #1#2#3#4#5#6%
 {%
-    \xint@w #3\xint@sub@Fdec@finish\W
-    \XINT@sub@Fdec@onestep #1{#6#5#4#3}{#2}%
+    \xint_gob_til_w #3\xint_sub_Fdec_finish\W
+    \XINT_sub_Fdec_onestep #1{#6#5#4#3}{#2}%
 }%
-\def\XINT@sub@Fdec@onestep #1#2%
+\def\XINT_sub_Fdec_onestep #1#2%
 {%
-    \expandafter\XINT@sub@backtoFdec\the\numexpr 11#2+#1-1\relax.%
+    \expandafter\XINT_sub_backtoFdec\the\numexpr 11#2+#1-1\relax.%
 }%
-\def\XINT@sub@backtoFdec #1#2#3.#4%
+\def\XINT_sub_backtoFdec #1#2#3.#4%
 {%
-    \XINT@sub@Fdec #2{#3#4}%
+    \XINT_sub_Fdec #2{#3#4}%
 }%
-\def\xint@sub@Fdec@finish\W\XINT@sub@Fdec@onestep #1#2%
+\def\xint_sub_Fdec_finish\W\XINT_sub_Fdec_onestep #1#2%
 {%
-    \expandafter\xint@minus@andstop\romannumeral0\XINT@cuz
+    \expandafter\xint_minus_andstop\romannumeral0\XINT_cuz
 }%
-\def\XINT@sub@Finc #1#2#3#4#5#6%
+\def\XINT_sub_Finc #1#2#3#4#5#6%
 {%
-    \xint@w #3\xint@sub@Finc@finish\W
-    \XINT@sub@Finc@onestep #1{#6#5#4#3}{#2}%
+    \xint_gob_til_w #3\xint_sub_Finc_finish\W
+    \XINT_sub_Finc_onestep #1{#6#5#4#3}{#2}%
 }%
-\def\XINT@sub@Finc@onestep #1#2%
+\def\XINT_sub_Finc_onestep #1#2%
 {%
-    \expandafter\XINT@sub@backtoFinc\the\numexpr 10#2+#1\relax.%
+    \expandafter\XINT_sub_backtoFinc\the\numexpr 10#2+#1\relax.%
 }%
-\def\XINT@sub@backtoFinc #1#2#3.#4%
+\def\XINT_sub_backtoFinc #1#2#3.#4%
 {%
-    \XINT@sub@Finc #2{#3#4}%
+    \XINT_sub_Finc #2{#3#4}%
 }%
-\def\xint@sub@Finc@finish\W\XINT@sub@Finc@onestep #1#2#3%
+\def\xint_sub_Finc_finish\W\XINT_sub_Finc_onestep #1#2#3%
 {%
-    \xint@UDzerofork
-     #1\dummy {\expandafter\xint@minus@andstop\xint@cleanupzeros@nospace}%
+    \xint_UDzerofork
+     #1\dummy {\expandafter\xint_minus_andstop\xint_cleanupzeros_nospace}%
       0\dummy { -1}%
-    \xint@UDkrof
+    \krof
     #3%
 }%
-\def\xint@sub@ez\W\XINT@sub@Eenter #1%
+\def\xint_sub_ez\W\XINT_sub_Eenter #1%
 {%
-    \xint@UDzerofork
-      #1\dummy \XINT@sub@K % il y a une retenue
-       0\dummy \XINT@sub@L % pas de retenue
-    \xint@UDkrof
+    \xint_UDzerofork
+      #1\dummy \XINT_sub_K % il y a une retenue
+       0\dummy \XINT_sub_L % pas de retenue
+    \krof
 }%
-\def\XINT@sub@L #1\W\X\Y\Z {\XINT@cuz@loop #1\W\W\W\W\W\W\W\Z }%
-\def\XINT@sub@K #1%
+\def\XINT_sub_L #1\W\X\Y\Z {\XINT_cuz_loop #1\W\W\W\W\W\W\W\Z }%
+\def\XINT_sub_K #1%
 {%
     \expandafter
-    \XINT@sub@KK\expandafter1\expandafter{\expandafter}%
+    \XINT_sub_KK\expandafter1\expandafter{\expandafter}%
     \romannumeral0%
-    \XINT@rord@main {}#1%
-      \xint@UNDEF
-        \xint@undef\xint@undef\xint@undef\xint@undef
-        \xint@undef\xint@undef\xint@undef\xint@undef
-      \xint@UNDEF
+    \XINT_rord_main {}#1%
+      \xint_relax
+        \xint_undef\xint_undef\xint_undef\xint_undef
+        \xint_undef\xint_undef\xint_undef\xint_undef
+      \xint_relax
 }%
-\def\XINT@sub@KK #1#2#3#4#5#6%
+\def\XINT_sub_KK #1#2#3#4#5#6%
 {%
-    \xint@w #3\xint@sub@KK@finish\W
-    \XINT@sub@KK@onestep #1{#6#5#4#3}{#2}%
+    \xint_gob_til_w #3\xint_sub_KK_finish\W
+    \XINT_sub_KK_onestep #1{#6#5#4#3}{#2}%
 }%
-\def\XINT@sub@KK@onestep #1#2%
+\def\XINT_sub_KK_onestep #1#2%
 {%
-    \expandafter\XINT@sub@backtoKK\the\numexpr 109999-#2+#1\relax.%
+    \expandafter\XINT_sub_backtoKK\the\numexpr 109999-#2+#1\relax.%
 }%
-\def\XINT@sub@backtoKK #1#2#3.#4%
+\def\XINT_sub_backtoKK #1#2#3.#4%
 {%
-    \XINT@sub@KK #2{#3#4}%
+    \XINT_sub_KK #2{#3#4}%
 }%
-\def\xint@sub@KK@finish\W\XINT@sub@KK@onestep #1#2#3%
+\def\xint_sub_KK_finish\W\XINT_sub_KK_onestep #1#2#3%
 {%
-    \expandafter\xint@minus@andstop
-    \romannumeral0\XINT@cuz@loop #3\W\W\W\W\W\W\W\Z
+    \expandafter\xint_minus_andstop
+    \romannumeral0\XINT_cuz_loop #3\W\W\W\W\W\W\W\Z
 }%
 \def\xintiCmp {\romannumeral0\xinticmp }%
 \def\xinticmp #1%
 {%
-    \expandafter\xint@cmp\expandafter{\romannumeral-`0#1}%
+    \expandafter\xint_cmp\expandafter{\romannumeral-`0#1}%
 }%
 \let\xintCmp\xintiCmp \let\xintcmp\xinticmp
-\def\xint@cmp #1#2%
-{%
-    \expandafter\XINT@cmp@fork \romannumeral-`0#2\Z #1\Z
-}%
-\def\XINT@Cmp #1#2{\romannumeral0\XINT@cmp@fork #2\Z #1\Z }%
-\def\XINT@cmp@fork #1#2\Z #3#4\Z
-{%
-    \xint@UDsignsfork
-          #1#3\dummy \XINT@cmp@minusminus
-           #1-\dummy \XINT@cmp@minusplus
-           #3-\dummy \XINT@cmp@plusminus
-            --\dummy {\xint@UDzerosfork
-                      #1#3\dummy \XINT@cmp@zerozero
-                       #10\dummy \XINT@cmp@zeroplus
-                       #30\dummy \XINT@cmp@pluszero
-                        00\dummy \XINT@cmp@plusplus
-                      \xint@UDkrof }%
-    \xint@UDkrof
+\def\xint_cmp #1#2%
+{%
+    \expandafter\XINT_cmp_fork \romannumeral-`0#2\Z #1\Z
+}%
+\def\XINT_Cmp #1#2{\romannumeral0\XINT_cmp_fork #2\Z #1\Z }%
+\def\XINT_cmp_fork #1#2\Z #3#4\Z
+{%
+    \xint_UDsignsfork
+          #1#3\dummy \XINT_cmp_minusminus
+           #1-\dummy \XINT_cmp_minusplus
+           #3-\dummy \XINT_cmp_plusminus
+            --\dummy {\xint_UDzerosfork
+                      #1#3\dummy \XINT_cmp_zerozero
+                       #10\dummy \XINT_cmp_zeroplus
+                       #30\dummy \XINT_cmp_pluszero
+                        00\dummy \XINT_cmp_plusplus
+                      \krof }%
+    \krof
     {#2}{#4}#1#3%
 }%
-\def\XINT@cmp@minusplus #1#2#3#4{ 1}%
-\def\XINT@cmp@plusminus #1#2#3#4{ -1}%
-\def\XINT@cmp@zerozero  #1#2#3#4{ 0}%
-\def\XINT@cmp@zeroplus  #1#2#3#4{ 1}%
-\def\XINT@cmp@pluszero  #1#2#3#4{ -1}%
-\def\XINT@cmp@plusplus #1#2#3#4%
+\def\XINT_cmp_minusplus #1#2#3#4{ 1}%
+\def\XINT_cmp_plusminus #1#2#3#4{ -1}%
+\def\XINT_cmp_zerozero  #1#2#3#4{ 0}%
+\def\XINT_cmp_zeroplus  #1#2#3#4{ 1}%
+\def\XINT_cmp_pluszero  #1#2#3#4{ -1}%
+\def\XINT_cmp_plusplus #1#2#3#4%
 {%
-    \XINT@cmp@pre {#4#2}{#3#1}%
+    \XINT_cmp_pre {#4#2}{#3#1}%
 }%
-\def\XINT@cmp@minusminus #1#2#3#4%
+\def\XINT_cmp_minusminus #1#2#3#4%
 {%
-    \XINT@cmp@pre {#1}{#2}%
+    \XINT_cmp_pre {#1}{#2}%
 }%
-\def\XINT@cmp@pre #1%
+\def\XINT_cmp_pre #1%
 {%
-  \expandafter\XINT@cmp@@pre\expandafter
-  {\romannumeral0\XINT@RQ {}#1\R\R\R\R\R\R\R\R\Z }%
+  \expandafter\XINT_cmp__pre\expandafter
+  {\romannumeral0\XINT_RQ {}#1\R\R\R\R\R\R\R\R\Z }%
 }%
-\def\XINT@cmp@@pre #1#2%
+\def\XINT_cmp__pre #1#2%
 {%
-    \expandafter\XINT@cmp@A
+    \expandafter\XINT_cmp_A
     \expandafter1\expandafter{\expandafter}%
-    \romannumeral0\XINT@RQ {}#2\R\R\R\R\R\R\R\R\Z
+    \romannumeral0\XINT_RQ {}#2\R\R\R\R\R\R\R\R\Z
         \W\X\Y\Z #1\W\X\Y\Z
 }%
-\def\XINT@cmp@A #1#2#3\W\X\Y\Z #4#5#6#7%
+\def\XINT_cmp_A #1#2#3\W\X\Y\Z #4#5#6#7%
 {%
-    \xint@w #4\xint@cmp@az\W\XINT@cmp@B #1{#4#5#6#7}{#2}#3\W\X\Y\Z
+    \xint_gob_til_w #4\xint_cmp_az\W
+    \XINT_cmp_B #1{#4#5#6#7}{#2}#3\W\X\Y\Z
 }%
-\def\XINT@cmp@B #1#2#3#4#5#6#7%
+\def\XINT_cmp_B #1#2#3#4#5#6#7%
 {%
-    \xint@w#4\xint@cmp@bz\W\XINT@cmp@onestep #1#2{#7#6#5#4}{#3}%
+    \xint_gob_til_w#4\xint_cmp_bz\W
+    \XINT_cmp_onestep #1#2{#7#6#5#4}{#3}%
 }%
-\def\XINT@cmp@onestep #1#2#3#4#5#6%
+\def\XINT_cmp_onestep #1#2#3#4#5#6%
 {%
-    \expandafter\XINT@cmp@backtoA\the\numexpr 11#5#4#3#2-#6+#1-1\relax.%
+    \expandafter\XINT_cmp_backtoA\the\numexpr 11#5#4#3#2-#6+#1-1\relax.%
 }%
-\def\XINT@cmp@backtoA #1#2#3.#4%
+\def\XINT_cmp_backtoA #1#2#3.#4%
 {%
-    \XINT@cmp@A #2{#3#4}%
+    \XINT_cmp_A #2{#3#4}%
 }%
-\def\xint@cmp@bz\W\XINT@cmp@onestep #1\Z { 1}%
-\def\xint@cmp@az\W\XINT@cmp@B #1#2#3#4#5#6#7%
+\def\xint_cmp_bz\W\XINT_cmp_onestep #1\Z { 1}%
+\def\xint_cmp_az\W\XINT_cmp_B #1#2#3#4#5#6#7%
 {%
-    \xint@w #4\xint@cmp@ez\W\XINT@cmp@Eenter #1{#3}#4#5#6#7%
+    \xint_gob_til_w #4\xint_cmp_ez\W
+    \XINT_cmp_Eenter #1{#3}#4#5#6#7%
 }%
-\def\XINT@cmp@Eenter #1\Z { -1}%
-\def\xint@cmp@ez\W\XINT@cmp@Eenter #1%
+\def\XINT_cmp_Eenter #1\Z { -1}%
+\def\xint_cmp_ez\W\XINT_cmp_Eenter #1%
 {%
-    \xint@UDzerofork
-      #1\dummy \XINT@cmp@K             %     il y a une retenue
-       0\dummy \XINT@cmp@L             %     pas de retenue
-    \xint@UDkrof
+    \xint_UDzerofork
+      #1\dummy \XINT_cmp_K             %     il y a une retenue
+       0\dummy \XINT_cmp_L             %     pas de retenue
+    \krof
 }%
-\def\XINT@cmp@K #1\Z { -1}%
-\def\XINT@cmp@L #1{\XINT@OneIfPositive@main #1}%
-\def\XINT@OneIfPositive #1%
+\def\XINT_cmp_K #1\Z { -1}%
+\def\XINT_cmp_L #1{\XINT_OneIfPositive_main #1}%
+\def\XINT_OneIfPositive #1%
 {%
-    \XINT@OneIfPositive@main #1\W\X\Y\Z%
+    \XINT_OneIfPositive_main #1\W\X\Y\Z%
 }%
-\def\XINT@OneIfPositive@main #1#2#3#4%
+\def\XINT_OneIfPositive_main #1#2#3#4%
 {%
-    \xint@z #4\xint@OneIfPositive@terminated\Z
-    \XINT@OneIfPositive@onestep #1#2#3#4%
+    \xint_gob_til_z #4\xint_OneIfPositive_terminated\Z
+    \XINT_OneIfPositive_onestep #1#2#3#4%
 }%
-\def\xint@OneIfPositive@terminated\Z\XINT@OneIfPositive@onestep\W\X\Y\Z { 0}%
-\def\XINT@OneIfPositive@onestep #1#2#3#4%
+\def\xint_OneIfPositive_terminated\Z\XINT_OneIfPositive_onestep\W\X\Y\Z { 0}%
+\def\XINT_OneIfPositive_onestep #1#2#3#4%
 {%
-    \expandafter\XINT@OneIfPositive@check\the\numexpr #1#2#3#4\relax
+    \expandafter\XINT_OneIfPositive_check\the\numexpr #1#2#3#4\relax
 }%
-\def\XINT@OneIfPositive@check #1%
+\def\XINT_OneIfPositive_check #1%
 {%
-    \xint@zero #1\xint@OneIfPositive@backtomain 0%
-    \XINT@OneIfPositive@finish #1%
+    \xint_gob_til_zero #1\xint_OneIfPositive_backtomain 0%
+    \XINT_OneIfPositive_finish #1%
 }%
-\def\XINT@OneIfPositive@finish #1\W\X\Y\Z{ 1}%
-\def\xint@OneIfPositive@backtomain 0\XINT@OneIfPositive@finish 0%
-                   {\XINT@OneIfPositive@main }%
+\def\XINT_OneIfPositive_finish #1\W\X\Y\Z{ 1}%
+\def\xint_OneIfPositive_backtomain 0\XINT_OneIfPositive_finish 0%
+                   {\XINT_OneIfPositive_main }%
 \def\xintiGeq {\romannumeral0\xintigeq }%
 \def\xintigeq #1%
 {%
-    \expandafter\xint@geq\expandafter {\romannumeral-`0#1}%
+    \expandafter\xint_geq\expandafter {\romannumeral-`0#1}%
 }%
 \let\xintGeq\xintiGeq \let\xintgeq\xintigeq
-\def\xint@geq #1#2%
-{%
-    \expandafter\XINT@geq@fork \romannumeral-`0#2\Z #1\Z
-}%
-\def\XINT@Geq #1#2{\romannumeral0\XINT@geq@fork #2\Z #1\Z }%
-\def\XINT@geq@fork #1#2\Z #3#4\Z
-{%
-    \xint@UDzerofork
-      #1\dummy \XINT@geq@secondiszero % |#1#2|=0
-      #3\dummy \XINT@geq@firstiszero % |#1#2|>0
-       0\dummy {\xint@UDsignsfork
-                  #1#3\dummy \XINT@geq@minusminus
-                   #1-\dummy \XINT@geq@minusplus
-                   #3-\dummy \XINT@geq@plusminus
-                    --\dummy \XINT@geq@plusplus
-                \xint@UDkrof }%
-    \xint@UDkrof
+\def\xint_geq #1#2%
+{%
+    \expandafter\XINT_geq_fork \romannumeral-`0#2\Z #1\Z
+}%
+\def\XINT_Geq #1#2{\romannumeral0\XINT_geq_fork #2\Z #1\Z }%
+\def\XINT_geq_fork #1#2\Z #3#4\Z
+{%
+    \xint_UDzerofork
+      #1\dummy \XINT_geq_secondiszero % |#1#2|=0
+      #3\dummy \XINT_geq_firstiszero % |#1#2|>0
+       0\dummy {\xint_UDsignsfork
+                  #1#3\dummy \XINT_geq_minusminus
+                   #1-\dummy \XINT_geq_minusplus
+                   #3-\dummy \XINT_geq_plusminus
+                    --\dummy \XINT_geq_plusplus
+                \krof }%
+    \krof
     {#2}{#4}#1#3%
 }%
-\def\XINT@geq@secondiszero     #1#2#3#4{ 1}%
-\def\XINT@geq@firstiszero      #1#2#3#4{ 0}%
-\def\XINT@geq@plusplus   #1#2#3#4{\XINT@geq@pre {#4#2}{#3#1}}%
-\def\XINT@geq@minusminus #1#2#3#4{\XINT@geq@pre {#2}{#1}}%
-\def\XINT@geq@minusplus  #1#2#3#4{\XINT@geq@pre {#4#2}{#1}}%
-\def\XINT@geq@plusminus  #1#2#3#4{\XINT@geq@pre {#2}{#3#1}}%
-\def\XINT@geq@pre #1%
+\def\XINT_geq_secondiszero     #1#2#3#4{ 1}%
+\def\XINT_geq_firstiszero      #1#2#3#4{ 0}%
+\def\XINT_geq_plusplus   #1#2#3#4{\XINT_geq_pre {#4#2}{#3#1}}%
+\def\XINT_geq_minusminus #1#2#3#4{\XINT_geq_pre {#2}{#1}}%
+\def\XINT_geq_minusplus  #1#2#3#4{\XINT_geq_pre {#4#2}{#1}}%
+\def\XINT_geq_plusminus  #1#2#3#4{\XINT_geq_pre {#2}{#3#1}}%
+\def\XINT_geq_pre #1%
 {%
-  \expandafter\XINT@geq@@pre\expandafter
-  {\romannumeral0\XINT@RQ {}#1\R\R\R\R\R\R\R\R\Z }%
+  \expandafter\XINT_geq__pre\expandafter
+  {\romannumeral0\XINT_RQ {}#1\R\R\R\R\R\R\R\R\Z }%
 }%
-\def\XINT@geq@@pre #1#2%
+\def\XINT_geq__pre #1#2%
 {%
-    \expandafter\XINT@geq@A
+    \expandafter\XINT_geq_A
     \expandafter1\expandafter{\expandafter}%
-    \romannumeral0\XINT@RQ {}#2\R\R\R\R\R\R\R\R\Z
+    \romannumeral0\XINT_RQ {}#2\R\R\R\R\R\R\R\R\Z
         \W\X\Y\Z #1 \W\X\Y\Z
 }%
-\def\XINT@geq@A #1#2#3\W\X\Y\Z #4#5#6#7%
+\def\XINT_geq_A #1#2#3\W\X\Y\Z #4#5#6#7%
 {%
-    \xint@w #4\xint@geq@az\W\XINT@geq@B #1{#4#5#6#7}{#2}#3\W\X\Y\Z
+    \xint_gob_til_w #4\xint_geq_az\W
+    \XINT_geq_B #1{#4#5#6#7}{#2}#3\W\X\Y\Z
 }%
-\def\XINT@geq@B #1#2#3#4#5#6#7%
+\def\XINT_geq_B #1#2#3#4#5#6#7%
 {%
-    \xint@w #4\xint@geq@bz\W\XINT@geq@onestep #1#2{#7#6#5#4}{#3}%
+    \xint_gob_til_w #4\xint_geq_bz\W
+    \XINT_geq_onestep #1#2{#7#6#5#4}{#3}%
 }%
-\def\XINT@geq@onestep #1#2#3#4#5#6%
+\def\XINT_geq_onestep #1#2#3#4#5#6%
 {%
-    \expandafter\XINT@geq@backtoA\the\numexpr 11#5#4#3#2-#6+#1-1\relax.%
+    \expandafter\XINT_geq_backtoA\the\numexpr 11#5#4#3#2-#6+#1-1\relax.%
 }%
-\def\XINT@geq@backtoA #1#2#3.#4%
+\def\XINT_geq_backtoA #1#2#3.#4%
 {%
-    \XINT@geq@A #2{#3#4}%
+    \XINT_geq_A #2{#3#4}%
 }%
-\def\xint@geq@bz\W\XINT@geq@onestep #1\W\X\Y\Z { 1}%
-\def\xint@geq@az\W\XINT@geq@B #1#2#3#4#5#6#7%
+\def\xint_geq_bz\W\XINT_geq_onestep #1\W\X\Y\Z { 1}%
+\def\xint_geq_az\W\XINT_geq_B #1#2#3#4#5#6#7%
 {%
-    \xint@w #4\xint@geq@ez\W\XINT@geq@Eenter #1%
+    \xint_gob_til_w #4\xint_geq_ez\W
+    \XINT_geq_Eenter #1%
 }%
-\def\XINT@geq@Eenter #1\W\X\Y\Z { 0}%
-\def\xint@geq@ez\W\XINT@geq@Eenter #1%
+\def\XINT_geq_Eenter #1\W\X\Y\Z { 0}%
+\def\xint_geq_ez\W\XINT_geq_Eenter #1%
 {%
-    \xint@UDzerofork
+    \xint_UDzerofork
       #1\dummy { 0}             %     il y a une retenue
        0\dummy { 1}             %     pas de retenue
-    \xint@UDkrof
+    \krof
 }%
 \def\xintiMax {\romannumeral0\xintimax }%
 \def\xintimax #1%
 {%
-    \expandafter\xint@max\expandafter {\romannumeral-`0#1}%
+    \expandafter\xint_max\expandafter {\romannumeral-`0#1}%
 }%
 \let\xintMax\xintiMax \let\xintmax\xintimax
-\def\xint@max #1#2%
-{%
-    \expandafter\XINT@max@pre\expandafter {\romannumeral-`0#2}{#1}%
-}%
-\def\XINT@max@pre #1#2{\XINT@max@fork #1\Z #2\Z {#2}{#1}}%
-\def\XINT@Max #1#2{\romannumeral0\XINT@max@fork #2\Z #1\Z {#1}{#2}}%
-\def\XINT@max@fork #1#2\Z #3#4\Z
-{%
-    \xint@UDsignsfork
-          #1#3\dummy \XINT@max@minusminus  % A < 0, B < 0
-           #1-\dummy \XINT@max@minusplus   % B < 0, A >= 0
-           #3-\dummy \XINT@max@plusminus   % A < 0, B >= 0
-            --\dummy {\xint@UDzerosfork
-                      #1#3\dummy \XINT@max@zerozero % A = B = 0
-                       #10\dummy \XINT@max@zeroplus % B = 0, A > 0
-                       #30\dummy \XINT@max@pluszero % A = 0, B > 0
-                        00\dummy \XINT@max@plusplus % A, B > 0
-                      \xint@UDkrof }%
-    \xint@UDkrof
+\def\xint_max #1#2%
+{%
+    \expandafter\XINT_max_pre\expandafter {\romannumeral-`0#2}{#1}%
+}%
+\def\XINT_max_pre #1#2{\XINT_max_fork #1\Z #2\Z {#2}{#1}}%
+\def\XINT_Max #1#2{\romannumeral0\XINT_max_fork #2\Z #1\Z {#1}{#2}}%
+\def\XINT_max_fork #1#2\Z #3#4\Z
+{%
+    \xint_UDsignsfork
+          #1#3\dummy \XINT_max_minusminus  % A < 0, B < 0
+           #1-\dummy \XINT_max_minusplus   % B < 0, A >= 0
+           #3-\dummy \XINT_max_plusminus   % A < 0, B >= 0
+            --\dummy {\xint_UDzerosfork
+                      #1#3\dummy \XINT_max_zerozero % A = B = 0
+                       #10\dummy \XINT_max_zeroplus % B = 0, A > 0
+                       #30\dummy \XINT_max_pluszero % A = 0, B > 0
+                        00\dummy \XINT_max_plusplus % A, B > 0
+                      \krof }%
+    \krof
     {#2}{#4}#1#3%
 }%
-\def\XINT@max@zerozero  #1#2#3#4{\xint@firstoftwo@andstop }%
-\def\XINT@max@zeroplus  #1#2#3#4{\xint@firstoftwo@andstop }%
-\def\XINT@max@pluszero  #1#2#3#4{\xint@secondoftwo@andstop }%
-\def\XINT@max@minusplus #1#2#3#4{\xint@firstoftwo@andstop }%
-\def\XINT@max@plusminus #1#2#3#4{\xint@secondoftwo@andstop }%
-\def\XINT@max@plusplus  #1#2#3#4%
+\def\XINT_max_zerozero  #1#2#3#4{\xint_firstoftwo_andstop }%
+\def\XINT_max_zeroplus  #1#2#3#4{\xint_firstoftwo_andstop }%
+\def\XINT_max_pluszero  #1#2#3#4{\xint_secondoftwo_andstop }%
+\def\XINT_max_minusplus #1#2#3#4{\xint_firstoftwo_andstop }%
+\def\XINT_max_plusminus #1#2#3#4{\xint_secondoftwo_andstop }%
+\def\XINT_max_plusplus  #1#2#3#4%
 {%
-    \ifodd\XINT@Geq {#4#2}{#3#1}
-      \expandafter\xint@firstoftwo@andstop
+    \ifodd\XINT_Geq {#4#2}{#3#1}
+      \expandafter\xint_firstoftwo_andstop
     \else
-      \expandafter\xint@secondoftwo@andstop
+      \expandafter\xint_secondoftwo_andstop
     \fi
 }%
-\def\XINT@max@minusminus #1#2#3#4%
+\def\XINT_max_minusminus #1#2#3#4%
 {%
-    \ifodd\XINT@Geq {#1}{#2}
-      \expandafter\xint@firstoftwo@andstop
+    \ifodd\XINT_Geq {#1}{#2}
+      \expandafter\xint_firstoftwo_andstop
     \else
-      \expandafter\xint@secondoftwo@andstop
+      \expandafter\xint_secondoftwo_andstop
     \fi
 }%
 \def\xintiMin {\romannumeral0\xintimin }%
 \def\xintimin #1%
 {%
-    \expandafter\xint@min\expandafter {\romannumeral-`0#1}%
+    \expandafter\xint_min\expandafter {\romannumeral-`0#1}%
 }%
 \let\xintMin\xintiMin \let\xintmin\xintimin
-\def\xint@min #1#2%
-{%
-    \expandafter\XINT@min@pre\expandafter {\romannumeral-`0#2}{#1}%
-}%
-\def\XINT@min@pre #1#2{\XINT@min@fork #1\Z #2\Z {#2}{#1}}%
-\def\XINT@Min #1#2{\romannumeral0\XINT@min@fork #2\Z #1\Z {#1}{#2}}%
-\def\XINT@min@fork #1#2\Z #3#4\Z
-{%
-    \xint@UDsignsfork
-          #1#3\dummy \XINT@min@minusminus  % A < 0, B < 0
-           #1-\dummy \XINT@min@minusplus   % B < 0, A >= 0
-           #3-\dummy \XINT@min@plusminus   % A < 0, B >= 0
-            --\dummy {\xint@UDzerosfork
-                      #1#3\dummy \XINT@min@zerozero % A = B = 0
-                       #10\dummy \XINT@min@zeroplus % B = 0, A > 0
-                       #30\dummy \XINT@min@pluszero % A = 0, B > 0
-                        00\dummy \XINT@min@plusplus % A, B > 0
-                      \xint@UDkrof }%
-    \xint@UDkrof
+\def\xint_min #1#2%
+{%
+    \expandafter\XINT_min_pre\expandafter {\romannumeral-`0#2}{#1}%
+}%
+\def\XINT_min_pre #1#2{\XINT_min_fork #1\Z #2\Z {#2}{#1}}%
+\def\XINT_Min #1#2{\romannumeral0\XINT_min_fork #2\Z #1\Z {#1}{#2}}%
+\def\XINT_min_fork #1#2\Z #3#4\Z
+{%
+    \xint_UDsignsfork
+          #1#3\dummy \XINT_min_minusminus  % A < 0, B < 0
+           #1-\dummy \XINT_min_minusplus   % B < 0, A >= 0
+           #3-\dummy \XINT_min_plusminus   % A < 0, B >= 0
+            --\dummy {\xint_UDzerosfork
+                      #1#3\dummy \XINT_min_zerozero % A = B = 0
+                       #10\dummy \XINT_min_zeroplus % B = 0, A > 0
+                       #30\dummy \XINT_min_pluszero % A = 0, B > 0
+                        00\dummy \XINT_min_plusplus % A, B > 0
+                      \krof }%
+    \krof
     {#2}{#4}#1#3%
 }%
-\def\XINT@min@zerozero  #1#2#3#4{\xint@firstoftwo@andstop }%
-\def\XINT@min@zeroplus  #1#2#3#4{\xint@secondoftwo@andstop }%
-\def\XINT@min@pluszero  #1#2#3#4{\xint@firstoftwo@andstop }%
-\def\XINT@min@minusplus #1#2#3#4{\xint@secondoftwo@andstop }%
-\def\XINT@min@plusminus #1#2#3#4{\xint@firstoftwo@andstop }%
-\def\XINT@min@plusplus  #1#2#3#4%
+\def\XINT_min_zerozero  #1#2#3#4{\xint_firstoftwo_andstop }%
+\def\XINT_min_zeroplus  #1#2#3#4{\xint_secondoftwo_andstop }%
+\def\XINT_min_pluszero  #1#2#3#4{\xint_firstoftwo_andstop }%
+\def\XINT_min_minusplus #1#2#3#4{\xint_secondoftwo_andstop }%
+\def\XINT_min_plusminus #1#2#3#4{\xint_firstoftwo_andstop }%
+\def\XINT_min_plusplus  #1#2#3#4%
 {%
-    \ifodd\XINT@Geq {#4#2}{#3#1}
-      \expandafter\xint@secondoftwo@andstop
+    \ifodd\XINT_Geq {#4#2}{#3#1}
+      \expandafter\xint_secondoftwo_andstop
     \else
-      \expandafter\xint@firstoftwo@andstop
+      \expandafter\xint_firstoftwo_andstop
     \fi
 }%
-\def\XINT@min@minusminus #1#2#3#4%
+\def\XINT_min_minusminus #1#2#3#4%
 {%
-    \ifodd\XINT@Geq {#1}{#2}
-      \expandafter\xint@secondoftwo@andstop
+    \ifodd\XINT_Geq {#1}{#2}
+      \expandafter\xint_secondoftwo_andstop
     \else
-      \expandafter\xint@firstoftwo@andstop
+      \expandafter\xint_firstoftwo_andstop
     \fi
 }%
 \def\xintiSum {\romannumeral0\xintisum }%
 \def\xintisum #1{\xintisumexpr #1\relax }%
 \def\xintiSumExpr {\romannumeral0\xintisumexpr }%
-\def\xintisumexpr {\expandafter\XINT@sumexpr\romannumeral-`0}%
+\def\xintisumexpr {\expandafter\XINT_sumexpr\romannumeral-`0}%
 \let\xintSum\xintiSum \let\xintsum\xintisum
 \let\xintSumExpr\xintiSumExpr \let\xintsumexpr\xintisumexpr
-\def\XINT@sumexpr {\XINT@sum@loop {0000}{0000}}%
-\def\XINT@sum@loop #1#2#3%
+\def\XINT_sumexpr {\XINT_sum_loop {0000}{0000}}%
+\def\XINT_sum_loop #1#2#3%
 {%
-    \expandafter\XINT@sum@checksign\romannumeral-`0#3\Z {#1}{#2}%
+    \expandafter\XINT_sum_checksign\romannumeral-`0#3\Z {#1}{#2}%
 }%
-\def\XINT@sum@checksign #1%
+\def\XINT_sum_checksign #1%
 {%
-    \xint@relax #1\XINT@sum@finished\relax
-    \xint@zero #1\XINT@sum@skipzeroinput0%
-    \xint@UDsignfork
-      #1\dummy \XINT@sum@N
-       -\dummy {\XINT@sum@P #1}%
-    \xint@UDkrof
+    \xint_gob_til_relax #1\XINT_sum_finished\relax
+    \xint_gob_til_zero #1\XINT_sum_skipzeroinput0%
+    \xint_UDsignfork
+      #1\dummy \XINT_sum_N
+       -\dummy {\XINT_sum_P #1}%
+    \krof
 }%
-\def\XINT@sum@finished #1\Z #2#3%
+\def\XINT_sum_finished #1\Z #2#3%
 {%
-    \XINT@sub@A 1{}#3\W\X\Y\Z #2\W\X\Y\Z
+    \XINT_sub_A 1{}#3\W\X\Y\Z #2\W\X\Y\Z
 }%
-\def\XINT@sum@skipzeroinput #1\xint@UDkrof #2\Z {\XINT@sum@loop }%
-\def\XINT@sum@P #1\Z #2%
+\def\XINT_sum_skipzeroinput #1\krof #2\Z {\XINT_sum_loop }%
+\def\XINT_sum_P #1\Z #2%
 {%
-    \expandafter\XINT@sum@loop\expandafter
+    \expandafter\XINT_sum_loop\expandafter
     {\romannumeral0\expandafter
-     \XINT@addr@A\expandafter0\expandafter{\expandafter}%
-    \romannumeral0\XINT@RQ {}#1\R\R\R\R\R\R\R\R\Z
+     \XINT_addr_A\expandafter0\expandafter{\expandafter}%
+    \romannumeral0\XINT_RQ {}#1\R\R\R\R\R\R\R\R\Z
     \W\X\Y\Z #2\W\X\Y\Z }%
 }%
-\def\XINT@sum@N #1\Z #2#3%
+\def\XINT_sum_N #1\Z #2#3%
 {%
-    \expandafter\XINT@sum@NN\expandafter
+    \expandafter\XINT_sum_NN\expandafter
     {\romannumeral0\expandafter
-     \XINT@addr@A\expandafter0\expandafter{\expandafter}%
-    \romannumeral0\XINT@RQ {}#1\R\R\R\R\R\R\R\R\Z
+     \XINT_addr_A\expandafter0\expandafter{\expandafter}%
+    \romannumeral0\XINT_RQ {}#1\R\R\R\R\R\R\R\R\Z
     \W\X\Y\Z #3\W\X\Y\Z }{#2}%
 }%
-\def\XINT@sum@NN #1#2{\XINT@sum@loop {#2}{#1}}%
+\def\XINT_sum_NN #1#2{\XINT_sum_loop {#2}{#1}}%
 \def\xintiMul {\romannumeral0\xintimul }%
 \def\xintimul #1%
 {%
-    \expandafter\xint@mul\expandafter {\romannumeral-`0#1}%
+    \expandafter\xint_mul\expandafter {\romannumeral-`0#1}%
 }%
 \let\xintMul\xintiMul \let\xintmul\xintimul
-\def\xint@mul #1#2%
+\def\xint_mul #1#2%
 {%
-    \expandafter\XINT@mul@fork \romannumeral-`0#2\Z #1\Z
+    \expandafter\XINT_mul_fork \romannumeral-`0#2\Z #1\Z
 }%
-\def\XINT@Mul #1#2{\romannumeral0\XINT@mul@fork #2\Z #1\Z }%
-\def\XINT@mul@fork #1#2\Z #3#4\Z
+\def\XINT_Mul #1#2{\romannumeral0\XINT_mul_fork #2\Z #1\Z }%
+\def\XINT_mul_fork #1#2\Z #3#4\Z
 {%
-    \xint@UDzerofork
-      #1\dummy \XINT@mul@zero
-      #3\dummy \XINT@mul@zero
+    \xint_UDzerofork
+      #1\dummy \XINT_mul_zero
+      #3\dummy \XINT_mul_zero
        0\dummy
-        {\xint@UDsignsfork
-          #1#3\dummy \XINT@mul@minusminus          % #1 = #3 = -
-           #1-\dummy {\XINT@mul@minusplus #3}%          % #1 = -
-           #3-\dummy {\XINT@mul@plusminus #1}%          % #3 = -
-            --\dummy {\XINT@mul@plusplus #1#3}%
-         \xint@UDkrof }%
-    \xint@UDkrof
+        {\xint_UDsignsfork
+          #1#3\dummy \XINT_mul_minusminus          % #1 = #3 = -
+           #1-\dummy {\XINT_mul_minusplus #3}%          % #1 = -
+           #3-\dummy {\XINT_mul_plusminus #1}%          % #3 = -
+            --\dummy {\XINT_mul_plusplus #1#3}%
+         \krof }%
+    \krof
     {#2}{#4}%
 }%
-\def\XINT@mul@zero #1#2{ 0}%
-\def\XINT@mul@minusminus #1#2%
+\def\XINT_mul_zero #1#2{ 0}%
+\def\XINT_mul_minusminus #1#2%
 {%
-      \expandafter\XINT@mul@choice@a
-      \expandafter{\romannumeral0\XINT@length {#2}}%
-      {\romannumeral0\XINT@length {#1}}{#1}{#2}%
+      \expandafter\XINT_mul_choice_a
+      \expandafter{\romannumeral0\XINT_length {#2}}%
+      {\romannumeral0\XINT_length {#1}}{#1}{#2}%
 }%
-\def\XINT@mul@minusplus #1#2#3%
+\def\XINT_mul_minusplus #1#2#3%
 {%
-    \expandafter\xint@minus@andstop\romannumeral0\expandafter
-    \XINT@mul@choice@a
-    \expandafter{\romannumeral0\XINT@length {#1#3}}%
-    {\romannumeral0\XINT@length {#2}}{#2}{#1#3}%
+    \expandafter\xint_minus_andstop\romannumeral0\expandafter
+    \XINT_mul_choice_a
+    \expandafter{\romannumeral0\XINT_length {#1#3}}%
+    {\romannumeral0\XINT_length {#2}}{#2}{#1#3}%
 }%
-\def\XINT@mul@plusminus #1#2#3%
+\def\XINT_mul_plusminus #1#2#3%
 {%
-    \expandafter\xint@minus@andstop\romannumeral0\expandafter
-    \XINT@mul@choice@a
-    \expandafter{\romannumeral0\XINT@length {#3}}%
-    {\romannumeral0\XINT@length {#1#2}}{#1#2}{#3}%
+    \expandafter\xint_minus_andstop\romannumeral0\expandafter
+    \XINT_mul_choice_a
+    \expandafter{\romannumeral0\XINT_length {#3}}%
+    {\romannumeral0\XINT_length {#1#2}}{#1#2}{#3}%
 }%
-\def\XINT@mul@plusplus #1#2#3#4%
+\def\XINT_mul_plusplus #1#2#3#4%
 {%
-    \expandafter\XINT@mul@choice@a
-    \expandafter{\romannumeral0\XINT@length {#2#4}}%
-    {\romannumeral0\XINT@length {#1#3}}{#1#3}{#2#4}%
+    \expandafter\XINT_mul_choice_a
+    \expandafter{\romannumeral0\XINT_length {#2#4}}%
+    {\romannumeral0\XINT_length {#1#3}}{#1#3}{#2#4}%
 }%
-\def\XINT@mul@choice@a #1#2%
+\def\XINT_mul_choice_a #1#2%
 {%
-    \expandafter\XINT@mul@choice@b\expandafter{#2}{#1}%
+    \expandafter\XINT_mul_choice_b\expandafter{#2}{#1}%
 }%
-\def\XINT@mul@choice@b #1#2%
+\def\XINT_mul_choice_b #1#2%
 {%
     \ifnum #1<5
-       \expandafter\XINT@mul@choice@littlebyfirst
+       \expandafter\XINT_mul_choice_littlebyfirst
     \else
     \ifnum #2<5
-      \expandafter\expandafter\expandafter\XINT@mul@choice@littlebysecond
+      \expandafter\expandafter\expandafter\XINT_mul_choice_littlebysecond
       \else
-      \expandafter\expandafter\expandafter\XINT@mul@choice@compare
+      \expandafter\expandafter\expandafter\XINT_mul_choice_compare
       \fi
     \fi
     {#1}{#2}%
 }%
-\def\XINT@mul@choice@littlebyfirst #1#2#3#4%
+\def\XINT_mul_choice_littlebyfirst #1#2#3#4%
 {%
-    \expandafter\XINT@mul@M
+    \expandafter\XINT_mul_M
     \expandafter{\the\numexpr #3\expandafter}%
-    \romannumeral0\XINT@RQ {}#4\R\R\R\R\R\R\R\R\Z \Z\Z\Z\Z
+    \romannumeral0\XINT_RQ {}#4\R\R\R\R\R\R\R\R\Z \Z\Z\Z\Z
 }%
-\def\XINT@mul@choice@littlebysecond #1#2#3#4%
+\def\XINT_mul_choice_littlebysecond #1#2#3#4%
 {%
-    \expandafter\XINT@mul@M
+    \expandafter\XINT_mul_M
     \expandafter{\the\numexpr #4\expandafter}%
-    \romannumeral0\XINT@RQ {}#3\R\R\R\R\R\R\R\R\Z \Z\Z\Z\Z
+    \romannumeral0\XINT_RQ {}#3\R\R\R\R\R\R\R\R\Z \Z\Z\Z\Z
 }%
-\def\XINT@mul@choice@compare #1#2%
+\def\XINT_mul_choice_compare #1#2%
 {%
     \ifnum #1>#2
-        \expandafter \XINT@mul@choice@i
+        \expandafter \XINT_mul_choice_i
     \else
-        \expandafter \XINT@mul@choice@ii
+        \expandafter \XINT_mul_choice_ii
     \fi
     {#1}{#2}%
 }%
-\def\XINT@mul@choice@i #1#2%
+\def\XINT_mul_choice_i #1#2%
 {%
    \ifnum #1<\numexpr\ifcase \numexpr (#2-3)/4\relax
                      \or 330\or 168\or 109\or 80\or 66\or 52\else 0\fi\relax
-       \expandafter\XINT@mul@choice@same
+       \expandafter\XINT_mul_choice_same
    \else
-       \expandafter\XINT@mul@choice@permute
+       \expandafter\XINT_mul_choice_permute
    \fi
 }%
-\def\XINT@mul@choice@ii #1#2%
+\def\XINT_mul_choice_ii #1#2%
 {%
    \ifnum #2<\numexpr\ifcase \numexpr (#1-3)/4\relax
                      \or 330\or 168\or 109\or 80\or 66\or 52\else 0\fi\relax
-       \expandafter\XINT@mul@choice@permute
+       \expandafter\XINT_mul_choice_permute
    \else
-       \expandafter\XINT@mul@choice@same
+       \expandafter\XINT_mul_choice_same
    \fi
 }%
-\def\XINT@mul@choice@same #1#2%
+\def\XINT_mul_choice_same #1#2%
 {%
-    \expandafter\XINT@mul@enter
-    \romannumeral0\XINT@RQ {}#1\R\R\R\R\R\R\R\R\Z
+    \expandafter\XINT_mul_enter
+    \romannumeral0\XINT_RQ {}#1\R\R\R\R\R\R\R\R\Z
     \W\X\Y\Z #2\W\X\Y\Z
 }%
-\def\XINT@mul@choice@permute #1#2%
+\def\XINT_mul_choice_permute #1#2%
 {%
-    \expandafter\XINT@mul@enter
-    \romannumeral0\XINT@RQ {}#2\R\R\R\R\R\R\R\R\Z
+    \expandafter\XINT_mul_enter
+    \romannumeral0\XINT_RQ {}#2\R\R\R\R\R\R\R\R\Z
     \W\X\Y\Z #1\W\X\Y\Z
 }%
-\def\XINT@mul@Ar #1#2#3#4#5#6%
+\def\XINT_mul_Ar #1#2#3#4#5#6%
 {%
-    \xint@z #6\xint@mul@br\Z\XINT@mul@Br #1{#6#5#4#3}{#2}%
+    \xint_gob_til_z #6\xint_mul_br\Z\XINT_mul_Br #1{#6#5#4#3}{#2}%
 }%
-\def\xint@mul@br\Z\XINT@mul@Br #1#2%
+\def\xint_mul_br\Z\XINT_mul_Br #1#2%
 {%
-     \XINT@addr@AC@checkcarry #1%
+     \XINT_addr_AC_checkcarry #1%
 }%
-\def\XINT@mul@Br #1#2#3#4\W\X\Y\Z #5#6#7#8%
+\def\XINT_mul_Br #1#2#3#4\W\X\Y\Z #5#6#7#8%
 {%
-    \expandafter\XINT@mul@ABEAr
+    \expandafter\XINT_mul_ABEAr
     \the\numexpr #1+10#2+#8#7#6#5\relax.{#3}#4\W\X\Y\Z
 }%
-\def\XINT@mul@ABEAr #1#2#3#4#5#6.#7%
+\def\XINT_mul_ABEAr #1#2#3#4#5#6.#7%
 {%
-    \XINT@mul@Ar #2{#7#6#5#4#3}%
+    \XINT_mul_Ar #2{#7#6#5#4#3}%
 }%
-\def\XINT@mul@Mr #1%
+\def\XINT_mul_Mr #1%
 {%
-    \expandafter\XINT@mul@Mr@checkifzeroorone\expandafter{\the\numexpr #1}%
+    \expandafter\XINT_mul_Mr_checkifzeroorone\expandafter{\the\numexpr #1}%
 }%
-\def\XINT@mul@Mr@checkifzeroorone #1%
+\def\XINT_mul_Mr_checkifzeroorone #1%
 {%
     \ifcase #1
-      \expandafter\XINT@mul@Mr@zero
+      \expandafter\XINT_mul_Mr_zero
     \or
-      \expandafter\XINT@mul@Mr@one
+      \expandafter\XINT_mul_Mr_one
     \else
-      \expandafter\XINT@mul@Nr
+      \expandafter\XINT_mul_Nr
     \fi
     {0000}{}{#1}%
 }%
-\def\XINT@mul@Mr@zero #1\Z\Z\Z\Z { 0000}%
-\def\XINT@mul@Mr@one #1#2#3#4\Z\Z\Z\Z { #4}%
-\def\XINT@mul@Nr #1#2#3#4#5#6#7%
+\def\XINT_mul_Mr_zero #1\Z\Z\Z\Z { 0000}%
+\def\XINT_mul_Mr_one #1#2#3#4\Z\Z\Z\Z { #4}%
+\def\XINT_mul_Nr #1#2#3#4#5#6#7%
 {%
-    \xint@z #4\xint@mul@pr\Z\XINT@mul@Pr {#1}{#3}{#7#6#5#4}{#2}{#3}%
+    \xint_gob_til_z #4\xint_mul_pr\Z\XINT_mul_Pr {#1}{#3}{#7#6#5#4}{#2}{#3}%
 }%
-\def\XINT@mul@Pr #1#2#3%
+\def\XINT_mul_Pr #1#2#3%
 {%
-    \expandafter\XINT@mul@Lr\the\numexpr 10000#1+#2*#3\relax
+    \expandafter\XINT_mul_Lr\the\numexpr 10000#1+#2*#3\relax
 }%
-\def\XINT@mul@Lr 1#1#2#3#4#5#6#7#8#9%
+\def\XINT_mul_Lr 1#1#2#3#4#5#6#7#8#9%
 {%
-    \XINT@mul@Nr {#1#2#3#4}{#9#8#7#6#5}%
+    \XINT_mul_Nr {#1#2#3#4}{#9#8#7#6#5}%
 }%
-\def\xint@mul@pr\Z\XINT@mul@Pr #1#2#3#4#5%
+\def\xint_mul_pr\Z\XINT_mul_Pr #1#2#3#4#5%
 {%
-    \xint@quatrezeros #1\XINT@mul@Mr@end@nocarry 0000%
-    \XINT@mul@Mr@end@carry #1{#4}%
+    \xint_gob_til_zeros_iv #1\XINT_mul_Mr_end_nocarry 0000%
+    \XINT_mul_Mr_end_carry #1{#4}%
 }%
-\def\XINT@mul@Mr@end@nocarry 0000\XINT@mul@Mr@end@carry 0000#1{ #1}%
-\def\XINT@mul@Mr@end@carry #1#2#3#4#5{ #5#4#3#2#1}%
-\def\XINT@mul@M #1%
+\def\XINT_mul_Mr_end_nocarry 0000\XINT_mul_Mr_end_carry 0000#1{ #1}%
+\def\XINT_mul_Mr_end_carry #1#2#3#4#5{ #5#4#3#2#1}%
+\def\XINT_mul_M #1%
 {%
-    \expandafter\XINT@mul@M@checkifzeroorone\expandafter{\the\numexpr #1}%
+    \expandafter\XINT_mul_M_checkifzeroorone\expandafter{\the\numexpr #1}%
 }%
-\def\XINT@mul@M@checkifzeroorone #1%
+\def\XINT_mul_M_checkifzeroorone #1%
 {%
     \ifcase #1
-      \expandafter\XINT@mul@M@zero
+      \expandafter\XINT_mul_M_zero
     \or
-      \expandafter\XINT@mul@M@one
+      \expandafter\XINT_mul_M_one
     \else
-      \expandafter\XINT@mul@N
+      \expandafter\XINT_mul_N
     \fi
     {0000}{}{#1}%
 }%
-\def\XINT@mul@M@zero #1\Z\Z\Z\Z { 0}%
-\def\XINT@mul@M@one #1#2#3#4\Z\Z\Z\Z
+\def\XINT_mul_M_zero #1\Z\Z\Z\Z { 0}%
+\def\XINT_mul_M_one #1#2#3#4\Z\Z\Z\Z
 {%
-    \expandafter\xint@cleanupzeros@andstop\romannumeral0\XINT@rev{#4}%
+    \expandafter\xint_cleanupzeros_andstop\romannumeral0\XINT_rev{#4}%
 }%
-\def\XINT@mul@N #1#2#3#4#5#6#7%
+\def\XINT_mul_N #1#2#3#4#5#6#7%
 {%
-    \xint@z #4\xint@mul@p\Z\XINT@mul@P {#1}{#3}{#7#6#5#4}{#2}{#3}%
+    \xint_gob_til_z #4\xint_mul_p\Z\XINT_mul_P {#1}{#3}{#7#6#5#4}{#2}{#3}%
 }%
-\def\XINT@mul@P #1#2#3%
+\def\XINT_mul_P #1#2#3%
 {%
-    \expandafter\XINT@mul@L\the\numexpr 10000#1+#2*#3\relax
+    \expandafter\XINT_mul_L\the\numexpr 10000#1+#2*#3\relax
 }%
-\def\XINT@mul@L 1#1#2#3#4#5#6#7#8#9%
+\def\XINT_mul_L 1#1#2#3#4#5#6#7#8#9%
 {%
-    \XINT@mul@N {#1#2#3#4}{#5#6#7#8#9}%
+    \XINT_mul_N {#1#2#3#4}{#5#6#7#8#9}%
 }%
-\def\xint@mul@p\Z\XINT@mul@P #1#2#3#4#5%
+\def\xint_mul_p\Z\XINT_mul_P #1#2#3#4#5%
 {%
-    \XINT@mul@M@end #1#4%
+    \XINT_mul_M_end #1#4%
 }%
-\def\XINT@mul@M@end #1#2#3#4#5#6#7#8%
+\def\XINT_mul_M_end #1#2#3#4#5#6#7#8%
 {%
     \expandafter\space\the\numexpr #1#2#3#4#5#6#7#8\relax
 }%
-\def\XINT@mul@enter #1\W\X\Y\Z #2#3#4#5%
+\def\XINT_mul_enter #1\W\X\Y\Z #2#3#4#5%
 {%
-    \xint@w
-    #5\xint@mul@enterw
-    #4\xint@mul@enterx
-    #3\xint@mul@entery
-    #2\xint@mul@enterz
-    \W\XINT@mul@start {#2#3#4#5}#1\W\X\Y\Z
+    \xint_gob_til_w
+    #5\xint_mul_enterw
+    #4\xint_mul_enterx
+    #3\xint_mul_entery
+    #2\xint_mul_enterz
+    \W\XINT_mul_start {#2#3#4#5}#1\W\X\Y\Z
 }%
-\def\xint@mul@enterw
-    #1\xint@mul@enterx
-    #2\xint@mul@entery
-    #3\xint@mul@enterz
-    \W\XINT@mul@start  #4#5\W\X\Y\Z \X\Y\Z
+\def\xint_mul_enterw
+    #1\xint_mul_enterx
+    #2\xint_mul_entery
+    #3\xint_mul_enterz
+    \W\XINT_mul_start  #4#5\W\X\Y\Z \X\Y\Z
 {%
-    \XINT@mul@M {#3#2#1}#5\Z\Z\Z\Z
+    \XINT_mul_M {#3#2#1}#5\Z\Z\Z\Z
 }%
-\def\xint@mul@enterx
-    #1\xint@mul@entery
-    #2\xint@mul@enterz
-    \W\XINT@mul@start  #3#4\W\X\Y\Z \Y\Z
+\def\xint_mul_enterx
+    #1\xint_mul_entery
+    #2\xint_mul_enterz
+    \W\XINT_mul_start  #3#4\W\X\Y\Z \Y\Z
 {%
-    \XINT@mul@M {#2#1}#4\Z\Z\Z\Z
+    \XINT_mul_M {#2#1}#4\Z\Z\Z\Z
 }%
-\def\xint@mul@entery
-    #1\xint@mul@enterz
-    \W\XINT@mul@start  #2#3\W\X\Y\Z \Z
+\def\xint_mul_entery
+    #1\xint_mul_enterz
+    \W\XINT_mul_start  #2#3\W\X\Y\Z \Z
 {%
-    \XINT@mul@M {#1}#3\Z\Z\Z\Z
+    \XINT_mul_M {#1}#3\Z\Z\Z\Z
 }%
-\def\XINT@mul@start #1#2\W\X\Y\Z
+\def\XINT_mul_start #1#2\W\X\Y\Z
 {%
-    \expandafter\XINT@mul@main\expandafter
-    {\romannumeral0\XINT@mul@Mr {#1}#2\Z\Z\Z\Z}#2\W\X\Y\Z
+    \expandafter\XINT_mul_main\expandafter
+    {\romannumeral0\XINT_mul_Mr {#1}#2\Z\Z\Z\Z}#2\W\X\Y\Z
 }%
-\def\XINT@mul@main #1#2\W\X\Y\Z #3#4#5#6%
+\def\XINT_mul_main #1#2\W\X\Y\Z #3#4#5#6%
 {%
-    \xint@w
-    #6\xint@mul@mainw
-    #5\xint@mul@mainx
-    #4\xint@mul@mainy
-    #3\xint@mul@mainz
-    \W\XINT@mul@compute {#1}{#3#4#5#6}#2\W\X\Y\Z
+    \xint_gob_til_w
+    #6\xint_mul_mainw
+    #5\xint_mul_mainx
+    #4\xint_mul_mainy
+    #3\xint_mul_mainz
+    \W\XINT_mul_compute {#1}{#3#4#5#6}#2\W\X\Y\Z
 }%
-\def\XINT@mul@compute #1#2#3\W\X\Y\Z
+\def\XINT_mul_compute #1#2#3\W\X\Y\Z
 {%
-    \expandafter\XINT@mul@main\expandafter
+    \expandafter\XINT_mul_main\expandafter
     {\romannumeral0\expandafter
-     \XINT@mul@Ar\expandafter0\expandafter{\expandafter}%
-     \romannumeral0\XINT@mul@Mr {#2}#3\Z\Z\Z\Z
+     \XINT_mul_Ar\expandafter0\expandafter{\expandafter}%
+     \romannumeral0\XINT_mul_Mr {#2}#3\Z\Z\Z\Z
      \W\X\Y\Z 0000#1\W\X\Y\Z }#3\W\X\Y\Z
 }%
-\def\xint@mul@mainw
-    #1\xint@mul@mainx
-    #2\xint@mul@mainy
-    #3\xint@mul@mainz
-    \W\XINT@mul@compute  #4#5#6\W\X\Y\Z \X\Y\Z
+\def\xint_mul_mainw
+    #1\xint_mul_mainx
+    #2\xint_mul_mainy
+    #3\xint_mul_mainz
+    \W\XINT_mul_compute  #4#5#6\W\X\Y\Z \X\Y\Z
 {%
-    \expandafter\XINT@addm@A \expandafter0\expandafter{\expandafter}%
+    \expandafter\XINT_addm_A \expandafter0\expandafter{\expandafter}%
           \romannumeral0%
-    \XINT@mul@Mr {#3#2#1}#6\Z\Z\Z\Z
+    \XINT_mul_Mr {#3#2#1}#6\Z\Z\Z\Z
                  \W\X\Y\Z 000#4\W\X\Y\Z
 }%
-\def\xint@mul@mainx
-    #1\xint@mul@mainy
-    #2\xint@mul@mainz
-    \W\XINT@mul@compute  #3#4#5\W\X\Y\Z \Y\Z
+\def\xint_mul_mainx
+    #1\xint_mul_mainy
+    #2\xint_mul_mainz
+    \W\XINT_mul_compute  #3#4#5\W\X\Y\Z \Y\Z
 {%
-    \expandafter\XINT@addm@A\expandafter
+    \expandafter\XINT_addm_A\expandafter
     0\expandafter{\expandafter}%
-    \romannumeral0\XINT@mul@Mr {#2#1}#5\Z\Z\Z\Z
+    \romannumeral0\XINT_mul_Mr {#2#1}#5\Z\Z\Z\Z
     \W\X\Y\Z 00#3\W\X\Y\Z
 }%
-\def\xint@mul@mainy
-    #1\xint@mul@mainz
-    \W\XINT@mul@compute  #2#3#4\W\X\Y\Z \Z
+\def\xint_mul_mainy
+    #1\xint_mul_mainz
+    \W\XINT_mul_compute  #2#3#4\W\X\Y\Z \Z
 {%
-    \expandafter\XINT@addm@A\expandafter
+    \expandafter\XINT_addm_A\expandafter
     0\expandafter{\expandafter}%
-    \romannumeral0\XINT@mul@Mr {#1}#4\Z\Z\Z\Z
+    \romannumeral0\XINT_mul_Mr {#1}#4\Z\Z\Z\Z
      \W\X\Y\Z 0#2\W\X\Y\Z
 }%
-\def\xint@mul@mainz\W\XINT@mul@compute #1#2#3\W\X\Y\Z
+\def\xint_mul_mainz\W\XINT_mul_compute #1#2#3\W\X\Y\Z
 {%
-    \expandafter\xint@cleanupzeros@andstop\romannumeral0\XINT@rev{#1}%
+    \expandafter\xint_cleanupzeros_andstop\romannumeral0\XINT_rev{#1}%
 }%
-\def\XINT@mulr@enter #1\W\X\Y\Z #2#3#4#5%
+\def\XINT_mulr_enter #1\W\X\Y\Z #2#3#4#5%
 {%
-    \xint@w
-    #5\xint@mulr@enterw
-    #4\xint@mulr@enterx
-    #3\xint@mulr@entery
-    #2\xint@mulr@enterz
-    \W\XINT@mulr@start {#2#3#4#5}#1\W\X\Y\Z
+    \xint_gob_til_w
+    #5\xint_mulr_enterw
+    #4\xint_mulr_enterx
+    #3\xint_mulr_entery
+    #2\xint_mulr_enterz
+    \W\XINT_mulr_start {#2#3#4#5}#1\W\X\Y\Z
 }%
-\def\xint@mulr@enterw
-    #1\xint@mulr@enterx
-    #2\xint@mulr@entery
-    #3\xint@mulr@enterz
-    \W\XINT@mulr@start  #4#5\W\X\Y\Z \X\Y\Z
+\def\xint_mulr_enterw
+    #1\xint_mulr_enterx
+    #2\xint_mulr_entery
+    #3\xint_mulr_enterz
+    \W\XINT_mulr_start  #4#5\W\X\Y\Z \X\Y\Z
 {%
-    \XINT@mul@Mr {#3#2#1}#5\Z\Z\Z\Z
+    \XINT_mul_Mr {#3#2#1}#5\Z\Z\Z\Z
 }%
-\def\xint@mulr@enterx
-    #1\xint@mulr@entery
-    #2\xint@mulr@enterz
-    \W\XINT@mulr@start  #3#4\W\X\Y\Z \Y\Z
+\def\xint_mulr_enterx
+    #1\xint_mulr_entery
+    #2\xint_mulr_enterz
+    \W\XINT_mulr_start  #3#4\W\X\Y\Z \Y\Z
 {%
-    \XINT@mul@Mr {#2#1}#4\Z\Z\Z\Z
+    \XINT_mul_Mr {#2#1}#4\Z\Z\Z\Z
 }%
-\def\xint@mulr@entery
-    #1\xint@mulr@enterz
-    \W\XINT@mulr@start  #2#3\W\X\Y\Z \Z
+\def\xint_mulr_entery
+    #1\xint_mulr_enterz
+    \W\XINT_mulr_start  #2#3\W\X\Y\Z \Z
 {%
-    \XINT@mul@Mr {#1}#3\Z\Z\Z\Z
+    \XINT_mul_Mr {#1}#3\Z\Z\Z\Z
 }%
-\def\XINT@mulr@start #1#2\W\X\Y\Z
+\def\XINT_mulr_start #1#2\W\X\Y\Z
 {%
-    \expandafter\XINT@mulr@main\expandafter
-    {\romannumeral0\XINT@mul@Mr {#1}#2\Z\Z\Z\Z }#2\W\X\Y\Z
+    \expandafter\XINT_mulr_main\expandafter
+    {\romannumeral0\XINT_mul_Mr {#1}#2\Z\Z\Z\Z }#2\W\X\Y\Z
 }%
-\def\XINT@mulr@main #1#2\W\X\Y\Z #3#4#5#6%
+\def\XINT_mulr_main #1#2\W\X\Y\Z #3#4#5#6%
 {%
-    \xint@w
-    #6\xint@mulr@mainw
-    #5\xint@mulr@mainx
-    #4\xint@mulr@mainy
-    #3\xint@mulr@mainz
-    \W\XINT@mulr@compute {#1}{#3#4#5#6}#2\W\X\Y\Z
+    \xint_gob_til_w
+    #6\xint_mulr_mainw
+    #5\xint_mulr_mainx
+    #4\xint_mulr_mainy
+    #3\xint_mulr_mainz
+    \W\XINT_mulr_compute {#1}{#3#4#5#6}#2\W\X\Y\Z
 }%
-\def\XINT@mulr@compute #1#2#3\W\X\Y\Z
+\def\XINT_mulr_compute #1#2#3\W\X\Y\Z
 {%
-    \expandafter\XINT@mulr@main\expandafter
+    \expandafter\XINT_mulr_main\expandafter
     {\romannumeral0\expandafter
-       \XINT@mul@Ar \expandafter0\expandafter{\expandafter}%
-       \romannumeral0\XINT@mul@Mr {#2}#3\Z\Z\Z\Z \W\X\Y\Z 0000#1\W\X\Y\Z
+       \XINT_mul_Ar \expandafter0\expandafter{\expandafter}%
+       \romannumeral0\XINT_mul_Mr {#2}#3\Z\Z\Z\Z \W\X\Y\Z 0000#1\W\X\Y\Z
     }#3\W\X\Y\Z
 }%
-\def\xint@mulr@mainw
-    #1\xint@mulr@mainx
-    #2\xint@mulr@mainy
-    #3\xint@mulr@mainz
-    \W\XINT@mulr@compute #4#5#6\W\X\Y\Z \X\Y\Z
+\def\xint_mulr_mainw
+    #1\xint_mulr_mainx
+    #2\xint_mulr_mainy
+    #3\xint_mulr_mainz
+    \W\XINT_mulr_compute #4#5#6\W\X\Y\Z \X\Y\Z
 {%
-    \expandafter\XINT@addp@A
+    \expandafter\XINT_addp_A
     \expandafter0\expandafter{\expandafter}%
-    \romannumeral0\XINT@mul@Mr {#3#2#1}#6\Z\Z\Z\Z
+    \romannumeral0\XINT_mul_Mr {#3#2#1}#6\Z\Z\Z\Z
                  \W\X\Y\Z 000#4\W\X\Y\Z
 }%
-\def\xint@mulr@mainx
-    #1\xint@mulr@mainy
-    #2\xint@mulr@mainz
-    \W\XINT@mulr@compute  #3#4#5\W\X\Y\Z \Y\Z
+\def\xint_mulr_mainx
+    #1\xint_mulr_mainy
+    #2\xint_mulr_mainz
+    \W\XINT_mulr_compute  #3#4#5\W\X\Y\Z \Y\Z
 {%
-    \expandafter\XINT@addp@A
+    \expandafter\XINT_addp_A
     \expandafter0\expandafter{\expandafter}%
-    \romannumeral0\XINT@mul@Mr {#2#1}#5\Z\Z\Z\Z
+    \romannumeral0\XINT_mul_Mr {#2#1}#5\Z\Z\Z\Z
                  \W\X\Y\Z 00#3\W\X\Y\Z
 }%
-\def\xint@mulr@mainy
-    #1\xint@mulr@mainz
-    \W\XINT@mulr@compute #2#3#4\W\X\Y\Z \Z
+\def\xint_mulr_mainy
+    #1\xint_mulr_mainz
+    \W\XINT_mulr_compute #2#3#4\W\X\Y\Z \Z
 {%
-    \expandafter\XINT@addp@A
+    \expandafter\XINT_addp_A
     \expandafter0\expandafter{\expandafter}%
-    \romannumeral0\XINT@mul@Mr {#1}#4\Z\Z\Z\Z
+    \romannumeral0\XINT_mul_Mr {#1}#4\Z\Z\Z\Z
                  \W\X\Y\Z 0#2\W\X\Y\Z
 }%
-\def\xint@mulr@mainz\W\XINT@mulr@compute #1#2#3\W\X\Y\Z { #1}%
+\def\xint_mulr_mainz\W\XINT_mulr_compute #1#2#3\W\X\Y\Z { #1}%
 \def\xintiSqr {\romannumeral0\xintisqr }%
 \def\xintisqr #1%
 {%
-    \expandafter\XINT@sqr\expandafter {\romannumeral0\xintiabs{#1}}%
+    \expandafter\XINT_sqr\expandafter {\romannumeral0\xintiabs{#1}}%
 }%
 \let\xintSqr\xintiSqr \let\xintsqr\xintisqr
-\def\XINT@sqr #1%
+\def\XINT_sqr #1%
 {%
-    \expandafter\XINT@mul@enter
+    \expandafter\XINT_mul_enter
           \romannumeral0%
-          \XINT@RQ {}#1\R\R\R\R\R\R\R\R\Z
+          \XINT_RQ {}#1\R\R\R\R\R\R\R\R\Z
           \W\X\Y\Z #1\W\X\Y\Z
 }%
 \def\xintiPrd {\romannumeral0\xintiprd }%
@@ -2042,776 +2062,776 @@
 \let\xintPrd\xintiPrd
 \let\xintprd\xintiprd
 \def\xintiPrdExpr {\romannumeral0\xintiprdexpr }%
-\def\xintiprdexpr {\expandafter\XINT@prdexpr\romannumeral-`0}%
+\def\xintiprdexpr {\expandafter\XINT_prdexpr\romannumeral-`0}%
 \let\xintPrdExpr\xintiPrdExpr
 \let\xintprdexpr\xintiprdexpr
-\def\XINT@prdexpr {\XINT@prod@loop@a 1\Z }%
-\def\XINT@prod@loop@a #1\Z #2%
+\def\XINT_prdexpr {\XINT_prod_loop_a 1\Z }%
+\def\XINT_prod_loop_a #1\Z #2%
 {%
-    \expandafter\XINT@prod@loop@b \romannumeral-`0#2\Z #1\Z \Z
+    \expandafter\XINT_prod_loop_b \romannumeral-`0#2\Z #1\Z \Z
 }%
-\def\XINT@prod@loop@b #1%
+\def\XINT_prod_loop_b #1%
 {%
-   \xint@relax #1\XINT@prod@finished\relax
-   \XINT@prod@loop@c #1%
+   \xint_gob_til_relax #1\XINT_prod_finished\relax
+   \XINT_prod_loop_c #1%
 }%
-\def\XINT@prod@loop@c
+\def\XINT_prod_loop_c
 {%
-    \expandafter\XINT@prod@loop@a\romannumeral0\XINT@mul@fork
+    \expandafter\XINT_prod_loop_a\romannumeral0\XINT_mul_fork
 }%
-\def\XINT@prod@finished #1\Z #2\Z \Z { #2}%
+\def\XINT_prod_finished #1\Z #2\Z \Z { #2}%
 \def\xintFac {\romannumeral0\xintfac }%
 \def\xintfac #1%
 {%
-    \expandafter\XINT@fac@fork\expandafter{\the\numexpr #1}%
+    \expandafter\XINT_fac_fork\expandafter{\the\numexpr #1}%
 }%
-\def\XINT@fac@fork #1%
+\def\XINT_fac_fork #1%
 {%
-    \ifcase\XINT@Sgn {#1}
-       \xint@afterfi{\expandafter\space\expandafter 1\xint@gobble }%
+    \ifcase\XINT_Sgn {#1}
+       \xint_afterfi{\expandafter\space\expandafter 1\xint_gobble_i }%
     \or
-       \expandafter\XINT@fac@checklength
+       \expandafter\XINT_fac_checklength
     \else
-       \xint@afterfi{\expandafter\xintError:FactorialOfNegativeNumber
-                \expandafter\space\expandafter 1\xint@gobble }%
+       \xint_afterfi{\expandafter\xintError:FactorialOfNegativeNumber
+                \expandafter\space\expandafter 1\xint_gobble_i }%
     \fi
     {#1}%
 }%
-\def\XINT@fac@checklength #1%
+\def\XINT_fac_checklength #1%
 {%
     \ifnum #1>999999
-         \xint@afterfi{\expandafter\xintError:FactorialOfTooBigNumber
-                       \expandafter\space\expandafter 1\xint@gobble }%
+         \xint_afterfi{\expandafter\xintError:FactorialOfTooBigNumber
+                       \expandafter\space\expandafter 1\xint_gobble_i }%
     \else
-         \xint@afterfi{\ifnum #1>9999
-                          \expandafter\XINT@fac@big@loop
+         \xint_afterfi{\ifnum #1>9999
+                          \expandafter\XINT_fac_big_loop
                        \else
-                          \expandafter\XINT@fac@loop
+                          \expandafter\XINT_fac_loop
                        \fi }%
     \fi
     {#1}%
 }%
-\def\XINT@fac@big@loop #1{\XINT@fac@big@loop@main {10000}{#1}{}}%
-\def\XINT@fac@big@loop@main #1#2#3%
+\def\XINT_fac_big_loop #1{\XINT_fac_big_loop_main {10000}{#1}{}}%
+\def\XINT_fac_big_loop_main #1#2#3%
 {%
     \ifnum #1<#2
         \expandafter
-            \XINT@fac@big@loop@main
+            \XINT_fac_big_loop_main
         \expandafter
            {\the\numexpr #1+1\expandafter }%
     \else
-        \expandafter\XINT@fac@big@docomputation
+        \expandafter\XINT_fac_big_docomputation
     \fi
     {#2}{#3{#1}}%
 }%
-\def\XINT@fac@big@docomputation #1#2%
+\def\XINT_fac_big_docomputation #1#2%
 {%
-    \expandafter \XINT@fac@bigcompute@loop \expandafter
-    {\romannumeral0\XINT@fac@loop {9999}}#2\relax
+    \expandafter \XINT_fac_bigcompute_loop \expandafter
+    {\romannumeral0\XINT_fac_loop {9999}}#2\relax
 }%
-\def\XINT@fac@bigcompute@loop #1#2%
+\def\XINT_fac_bigcompute_loop #1#2%
 {%
-    \xint@relax #2\XINT@fac@bigcompute@end\relax
-    \expandafter\XINT@fac@bigcompute@loop\expandafter
-    {\expandafter\XINT@mul@enter
-     \romannumeral0\XINT@RQ {}#2\R\R\R\R\R\R\R\R\Z
+    \xint_gob_til_relax #2\XINT_fac_bigcompute_end\relax
+    \expandafter\XINT_fac_bigcompute_loop\expandafter
+    {\expandafter\XINT_mul_enter
+     \romannumeral0\XINT_RQ {}#2\R\R\R\R\R\R\R\R\Z
      \W\X\Y\Z #1\W\X\Y\Z }%
 }%
-\def\XINT@fac@bigcompute@end #1#2#3#4#5%
+\def\XINT_fac_bigcompute_end #1#2#3#4#5%
 {%
-    \XINT@fac@bigcompute@end@ #5%
+    \XINT_fac_bigcompute_end_ #5%
 }%
-\def\XINT@fac@bigcompute@end@ #1\R #2\Z \W\X\Y\Z #3\W\X\Y\Z { #3}%
-\def\XINT@fac@loop #1{\XINT@fac@loop@main 1{1000}{#1}}%
-\def\XINT@fac@loop@main #1#2#3%
+\def\XINT_fac_bigcompute_end_ #1\R #2\Z \W\X\Y\Z #3\W\X\Y\Z { #3}%
+\def\XINT_fac_loop #1{\XINT_fac_loop_main 1{1000}{#1}}%
+\def\XINT_fac_loop_main #1#2#3%
 {%
     \ifnum #3>#1
     \else
-        \expandafter\XINT@fac@loop@exit
+        \expandafter\XINT_fac_loop_exit
     \fi
-    \expandafter\XINT@fac@loop@main\expandafter
+    \expandafter\XINT_fac_loop_main\expandafter
     {\the\numexpr #1+1\expandafter }\expandafter
-    {\romannumeral0\XINT@mul@Mr {#1}#2\Z\Z\Z\Z }%
+    {\romannumeral0\XINT_mul_Mr {#1}#2\Z\Z\Z\Z }%
     {#3}%
 }%
-\def\XINT@fac@loop@exit #1#2#3#4#5#6#7%
+\def\XINT_fac_loop_exit #1#2#3#4#5#6#7%
 {%
-    \XINT@fac@loop@exit@ #6%
+    \XINT_fac_loop_exit_ #6%
 }%
-\def\XINT@fac@loop@exit@ #1#2#3%
+\def\XINT_fac_loop_exit_ #1#2#3%
 {%
-    \XINT@mul@M
+    \XINT_mul_M
 }%
 \def\xintiPow {\romannumeral0\xintipow }%
 \def\xintipow #1%
 {%
-    \expandafter\xint@pow\romannumeral-`0#1\Z%
+    \expandafter\xint_pow\romannumeral-`0#1\Z%
 }%
 \let\xintPow\xintiPow \let\xintpow\xintipow
-\def\xint@pow #1#2\Z
+\def\xint_pow #1#2\Z
 {%
-    \xint@UDsignfork
-      #1\dummy \XINT@pow@Aneg
-       -\dummy \XINT@pow@Anonneg
-    \xint@UDkrof
+    \xint_UDsignfork
+      #1\dummy \XINT_pow_Aneg
+       -\dummy \XINT_pow_Anonneg
+    \krof
        #1{#2}%
 }%
-\def\XINT@pow@Aneg #1#2#3%
+\def\XINT_pow_Aneg #1#2#3%
 {%
-   \expandafter\XINT@pow@Aneg@\expandafter{\the\numexpr #3}{#2}%
+   \expandafter\XINT_pow_Aneg_\expandafter{\the\numexpr #3}{#2}%
 }%
-\def\XINT@pow@Aneg@ #1%
+\def\XINT_pow_Aneg_ #1%
 {%
    \ifodd #1
-       \expandafter\XINT@pow@Aneg@Bodd
+       \expandafter\XINT_pow_Aneg_Bodd
    \fi
-   \XINT@pow@Anonneg@ {#1}%
+   \XINT_pow_Anonneg_ {#1}%
 }%
-\def\XINT@pow@Aneg@Bodd #1%
+\def\XINT_pow_Aneg_Bodd #1%
 {%
-    \expandafter\XINT@opp\romannumeral0\XINT@pow@Anonneg@
+    \expandafter\XINT_opp\romannumeral0\XINT_pow_Anonneg_
 }%
-\def\XINT@pow@Anonneg #1#2#3%
+\def\XINT_pow_Anonneg #1#2#3%
 {%
-   \expandafter\XINT@pow@Anonneg@\expandafter {\the\numexpr #3}{#1#2}%
+   \expandafter\XINT_pow_Anonneg_\expandafter {\the\numexpr #3}{#1#2}%
 }%
-\def\XINT@pow@Anonneg@ #1#2%
+\def\XINT_pow_Anonneg_ #1#2%
 {%
-    \ifcase\XINT@Cmp {#2}{1}
-        \expandafter\XINT@pow@AisOne
+    \ifcase\XINT_Cmp {#2}{1}
+        \expandafter\XINT_pow_AisOne
     \or
-        \expandafter\XINT@pow@AatleastTwo
+        \expandafter\XINT_pow_AatleastTwo
     \else
-        \expandafter\XINT@pow@AisZero
+        \expandafter\XINT_pow_AisZero
     \fi
     {#1}{#2}%
 }%
-\def\XINT@pow@AisOne #1#2{ 1}%
-\def\XINT@pow@AisZero #1#2%
+\def\XINT_pow_AisOne #1#2{ 1}%
+\def\XINT_pow_AisZero #1#2%
 {%
-     \ifcase\XINT@Sgn {#1}
-         \xint@afterfi { 1}%
+     \ifcase\XINT_Sgn {#1}
+         \xint_afterfi { 1}%
      \or
-         \xint@afterfi { 0}%
+         \xint_afterfi { 0}%
      \else
-         \xint@afterfi {\xintError:DivisionByZero\space 0}%
+         \xint_afterfi {\xintError:DivisionByZero\space 0}%
      \fi
 }%
-\def\XINT@pow@AatleastTwo #1%
+\def\XINT_pow_AatleastTwo #1%
 {%
-    \ifcase\XINT@Sgn {#1}
-        \expandafter\XINT@pow@BisZero
+    \ifcase\XINT_Sgn {#1}
+        \expandafter\XINT_pow_BisZero
     \or
-        \expandafter\XINT@pow@checkBlength
+        \expandafter\XINT_pow_checkBlength
     \else
-        \expandafter\XINT@pow@BisNegative
+        \expandafter\XINT_pow_BisNegative
     \fi
     {#1}%
 }%
-\def\XINT@pow@BisNegative #1#2{\xintError:FractionRoundedToZero\space 0}%
-\def\XINT@pow@BisZero #1#2{ 1}%
-\def\XINT@pow@checkBlength #1#2%
+\def\XINT_pow_BisNegative #1#2{\xintError:FractionRoundedToZero\space 0}%
+\def\XINT_pow_BisZero #1#2{ 1}%
+\def\XINT_pow_checkBlength #1#2%
 {%
     \ifnum #1>999999999
-        \expandafter\XINT@pow@BtooBig
+        \expandafter\XINT_pow_BtooBig
     \else
-        \expandafter\XINT@pow@loop
+        \expandafter\XINT_pow_loop
     \fi
-    {#1}{#2}\XINT@pow@posprod
-      \xint@UNDEF
-        \xint@undef\xint@undef\xint@undef\xint@undef
-        \xint@undef\xint@undef\xint@undef\xint@undef
-      \xint@UNDEF
+    {#1}{#2}\XINT_pow_posprod
+      \xint_relax
+        \xint_undef\xint_undef\xint_undef\xint_undef
+        \xint_undef\xint_undef\xint_undef\xint_undef
+      \xint_relax
 }%
-\def\XINT@pow@BtooBig #1\xint@UNDEF #2\xint@UNDEF
+\def\XINT_pow_BtooBig #1\xint_relax #2\xint_relax
                          {\xintError:ExponentTooBig\space 0}%
-\def\XINT@pow@loop #1#2%
+\def\XINT_pow_loop #1#2%
 {%
     \ifnum #1 = 1
-        \expandafter\XINT@pow@loop@end
+        \expandafter\XINT_pow_loop_end
     \else
-        \xint@afterfi{\expandafter\XINT@pow@loop@a
+        \xint_afterfi{\expandafter\XINT_pow_loop_a
             \expandafter{\the\numexpr 2*(#1/2)-#1\expandafter }% b mod 2
             \expandafter{\the\numexpr #1-#1/2\expandafter }%     [b/2]
             \expandafter{\romannumeral0\xintisqr{#2}}}%
     \fi
     {{#2}}%
 }%
-\def\XINT@pow@loop@end {\romannumeral0\XINT@rord@main {}\relax }%
-\def\XINT@pow@loop@a #1%
+\def\XINT_pow_loop_end {\romannumeral0\XINT_rord_main {}\relax }%
+\def\XINT_pow_loop_a #1%
 {%
     \ifnum #1 = 1
-        \expandafter\XINT@pow@loop
+        \expandafter\XINT_pow_loop
     \else
-        \expandafter\XINT@pow@loop@throwaway
+        \expandafter\XINT_pow_loop_throwaway
     \fi
 }%
-\def\XINT@pow@loop@throwaway #1#2#3%
+\def\XINT_pow_loop_throwaway #1#2#3%
 {%
-   \XINT@pow@loop {#1}{#2}%
+   \XINT_pow_loop {#1}{#2}%
 }%
-\def\XINT@pow@posprod #1%
+\def\XINT_pow_posprod #1%
 {%
-    \XINT@pow@pprod@checkifempty #1\Z
+    \XINT_pow_pprod_checkifempty #1\Z
 }%
-\def\XINT@pow@pprod@checkifempty #1%
+\def\XINT_pow_pprod_checkifempty #1%
 {%
-    \xint@relax #1\XINT@pow@pprod@emptyproduct\relax
-    \XINT@pow@pprod@RQfirst #1%
+    \xint_gob_til_relax #1\XINT_pow_pprod_emptyproduct\relax
+    \XINT_pow_pprod_RQfirst #1%
 }%
-\def\XINT@pow@pprod@emptyproduct #1\Z { 1}%
-\def\XINT@pow@pprod@RQfirst #1\Z
+\def\XINT_pow_pprod_emptyproduct #1\Z { 1}%
+\def\XINT_pow_pprod_RQfirst #1\Z
 {%
-    \expandafter\XINT@pow@pprod@getnext\expandafter
-    {\romannumeral0\XINT@RQ {}#1\R\R\R\R\R\R\R\R\Z}%
+    \expandafter\XINT_pow_pprod_getnext\expandafter
+    {\romannumeral0\XINT_RQ {}#1\R\R\R\R\R\R\R\R\Z}%
 }%
-\def\XINT@pow@pprod@getnext #1#2%
+\def\XINT_pow_pprod_getnext #1#2%
 {%
-    \XINT@pow@pprod@checkiffinished #2\Z {#1}%
+    \XINT_pow_pprod_checkiffinished #2\Z {#1}%
 }%
-\def\XINT@pow@pprod@checkiffinished #1%
+\def\XINT_pow_pprod_checkiffinished #1%
 {%
-    \xint@relax #1\XINT@pow@pprod@end\relax
-    \XINT@pow@pprod@compute #1%
+    \xint_gob_til_relax #1\XINT_pow_pprod_end\relax
+    \XINT_pow_pprod_compute #1%
 }%
-\def\XINT@pow@pprod@compute #1\Z #2%
+\def\XINT_pow_pprod_compute #1\Z #2%
 {%
-    \expandafter\XINT@pow@pprod@getnext\expandafter
-    {\romannumeral0\XINT@mulr@enter #2\W\X\Y\Z #1\W\X\Y\Z}%
+    \expandafter\XINT_pow_pprod_getnext\expandafter
+    {\romannumeral0\XINT_mulr_enter #2\W\X\Y\Z #1\W\X\Y\Z}%
 }%
-\def\XINT@pow@pprod@end\relax\XINT@pow@pprod@compute #1\Z #2%
+\def\XINT_pow_pprod_end\relax\XINT_pow_pprod_compute #1\Z #2%
 {%
-    \expandafter\xint@cleanupzeros@andstop
-    \romannumeral0\XINT@rev {#2}%
+    \expandafter\xint_cleanupzeros_andstop
+    \romannumeral0\XINT_rev {#2}%
 }%
 \def\xintiQuo {\romannumeral0\xintiquo }%
 \def\xintiRem {\romannumeral0\xintirem }%
-\def\xintiquo {\expandafter\xint@firstoftwo@andstop
+\def\xintiquo {\expandafter\xint_firstoftwo_andstop
                \romannumeral0\xintidivision }%
-\def\xintirem {\expandafter\xint@secondoftwo@andstop
+\def\xintirem {\expandafter\xint_secondoftwo_andstop
                \romannumeral0\xintidivision }%
 \let\xintQuo\xintiQuo \let\xintquo\xintiquo
 \let\xintRem\xintiRem \let\xintrem\xintirem
 \def\xintiDivision {\romannumeral0\xintidivision }%
 \def\xintidivision #1%
 {%
-    \expandafter\xint@division\expandafter {\romannumeral-`0#1}%
+    \expandafter\xint_division\expandafter {\romannumeral-`0#1}%
 }%
 \let\xintDivision\xintiDivision \let\xintdivision\xintidivision
-\def\xint@division #1#2%
+\def\xint_division #1#2%
 {%
-    \expandafter\XINT@div@fork \romannumeral-`0#2\Z #1\Z
+    \expandafter\XINT_div_fork \romannumeral-`0#2\Z #1\Z
 }%
-\def\XINT@Division #1#2{\romannumeral0\XINT@div@fork #2\Z #1\Z }%
-\def\XINT@div@fork #1#2\Z #3#4\Z
+\def\XINT_Division #1#2{\romannumeral0\XINT_div_fork #2\Z #1\Z }%
+\def\XINT_div_fork #1#2\Z #3#4\Z
 {%
-    \xint@UDzerofork
-      #1\dummy \XINT@div@BisZero
-      #3\dummy \XINT@div@AisZero
+    \xint_UDzerofork
+      #1\dummy \XINT_div_BisZero
+      #3\dummy \XINT_div_AisZero
        0\dummy
-        {\xint@UDsignfork
-           #1\dummy \XINT@div@BisNegative  % B < 0
-           #3\dummy \XINT@div@AisNegative  % A < 0, B > 0
-            -\dummy \XINT@div@plusplus     % B > 0, A > 0
-         \xint@UDkrof }%
-    \xint@UDkrof
+        {\xint_UDsignfork
+           #1\dummy \XINT_div_BisNegative  % B < 0
+           #3\dummy \XINT_div_AisNegative  % A < 0, B > 0
+            -\dummy \XINT_div_plusplus     % B > 0, A > 0
+         \krof }%
+    \krof
     {#2}{#4}#1#3% #1#2=B, #3#4=A
 }%
-\def\XINT@div@BisZero #1#2#3#4{\xintError:DivisionByZero\space {0}{0}}%
-\def\XINT@div@AisZero #1#2#3#4{ {0}{0}}%
-\def\XINT@div@plusplus #1#2#3#4%
+\def\XINT_div_BisZero #1#2#3#4{\xintError:DivisionByZero\space {0}{0}}%
+\def\XINT_div_AisZero #1#2#3#4{ {0}{0}}%
+\def\XINT_div_plusplus #1#2#3#4%
 {%
-    \XINT@div@prepare {#3#1}{#4#2}%
+    \XINT_div_prepare {#3#1}{#4#2}%
 }%
-\def\XINT@div@BisNegative #1#2#3#4%
+\def\XINT_div_BisNegative #1#2#3#4%
 {%
-    \expandafter\XINT@div@BisNegative@post
-    \romannumeral0\XINT@div@fork #1\Z #4#2\Z
+    \expandafter\XINT_div_BisNegative_post
+    \romannumeral0\XINT_div_fork #1\Z #4#2\Z
 }%
-\def\XINT@div@BisNegative@post #1%
+\def\XINT_div_BisNegative_post #1%
 {%
-    \expandafter\space\expandafter {\romannumeral0\XINT@opp #1}%
+    \expandafter\space\expandafter {\romannumeral0\XINT_opp #1}%
 }%
-\def\XINT@div@AisNegative #1#2#3#4%
+\def\XINT_div_AisNegative #1#2#3#4%
 {%
-    \expandafter\XINT@div@AisNegative@post
-    \romannumeral0\XINT@div@prepare {#3#1}{#2}{#3#1}%
+    \expandafter\XINT_div_AisNegative_post
+    \romannumeral0\XINT_div_prepare {#3#1}{#2}{#3#1}%
 }%
-\def\XINT@div@AisNegative@post #1#2%
+\def\XINT_div_AisNegative_post #1#2%
 {%
-    \ifcase\XINT@Sgn {#2}
-       \expandafter \XINT@div@AisNegative@zerorem
+    \ifcase\XINT_Sgn {#2}
+       \expandafter \XINT_div_AisNegative_zerorem
     \or
-       \expandafter \XINT@div@AisNegative@posrem
+       \expandafter \XINT_div_AisNegative_posrem
     \fi
     {#1}{#2}%
 }%
-\def\XINT@div@AisNegative@zerorem #1#2#3%
+\def\XINT_div_AisNegative_zerorem #1#2#3%
 {%
-    \expandafter\space\expandafter {\romannumeral0\XINT@opp #1}{0}%
+    \expandafter\space\expandafter {\romannumeral0\XINT_opp #1}{0}%
 }%
-\def\XINT@div@AisNegative@posrem #1%
+\def\XINT_div_AisNegative_posrem #1%
 {%
-    \expandafter \XINT@div@AisNegative@posrem@b \expandafter
+    \expandafter \XINT_div_AisNegative_posrem_b \expandafter
        {\romannumeral0\xintiopp{\xintiAdd {#1}{1}}}%
 }%
-\def\XINT@div@AisNegative@posrem@b #1#2#3%
+\def\XINT_div_AisNegative_posrem_b #1#2#3%
 {%
-    \expandafter \xint@exchangetwo@keepbraces@andstop \expandafter
-    {\romannumeral0\XINT@sub {#3}{#2}}{#1}%
+    \expandafter \xint_exchangetwo_keepbraces_andstop \expandafter
+    {\romannumeral0\XINT_sub {#3}{#2}}{#1}%
 }%
-\def\XINT@div@prepare #1%
+\def\XINT_div_prepare #1%
 {%
-    \expandafter \XINT@div@prepareB@aa \expandafter
-        {\romannumeral0\XINT@length {#1}}{#1}% B > 0 ici
+    \expandafter \XINT_div_prepareB_aa \expandafter
+        {\romannumeral0\XINT_length {#1}}{#1}% B > 0 ici
 }%
-\def\XINT@div@prepareB@aa #1%
+\def\XINT_div_prepareB_aa #1%
 {%
     \ifnum #1=1
-      \expandafter\XINT@div@prepareB@ab
+      \expandafter\XINT_div_prepareB_ab
     \else
-      \expandafter\XINT@div@prepareB@a
+      \expandafter\XINT_div_prepareB_a
     \fi
     {#1}%
 }%
-\def\XINT@div@prepareB@ab #1#2%
+\def\XINT_div_prepareB_ab #1#2%
 {%
     \ifnum #2=1
-      \expandafter\XINT@div@prepareB@BisOne
+      \expandafter\XINT_div_prepareB_BisOne
     \else
-      \expandafter\XINT@div@prepareB@e
+      \expandafter\XINT_div_prepareB_e
     \fi {000}{3}{4}{#2}%
 }%
-\def\XINT@div@prepareB@BisOne #1#2#3#4#5{ {#5}{0}}%
-\def\XINT@div@prepareB@a #1%
+\def\XINT_div_prepareB_BisOne #1#2#3#4#5{ {#5}{0}}%
+\def\XINT_div_prepareB_a #1%
 {%
-    \expandafter\XINT@div@prepareB@c\expandafter{\the\numexpr 4*((#1+1)/4)}{#1}%
+  \expandafter\XINT_div_prepareB_c\expandafter{\the\numexpr 4*((#1+1)/4)}{#1}%
 }%
-\def\XINT@div@prepareB@c #1#2%
+\def\XINT_div_prepareB_c #1#2%
 {%
     \ifcase \numexpr #1-#2\relax
-       \expandafter\XINT@div@prepareB@d
+       \expandafter\XINT_div_prepareB_d
     \or
-       \expandafter\XINT@div@prepareB@di
+       \expandafter\XINT_div_prepareB_di
     \or
-       \expandafter\XINT@div@prepareB@dii
+       \expandafter\XINT_div_prepareB_dii
     \or
-       \expandafter\XINT@div@prepareB@diii
+       \expandafter\XINT_div_prepareB_diii
     \fi {#1}%
 }%
-\def\XINT@div@prepareB@d    {\XINT@div@prepareB@e {}{0}}%
-\def\XINT@div@prepareB@di   {\XINT@div@prepareB@e {0}{1}}%
-\def\XINT@div@prepareB@dii  {\XINT@div@prepareB@e {00}{2}}%
-\def\XINT@div@prepareB@diii {\XINT@div@prepareB@e {000}{3}}%
-\def\XINT@div@prepareB@e #1#2#3#4%
+\def\XINT_div_prepareB_d    {\XINT_div_prepareB_e {}{0}}%
+\def\XINT_div_prepareB_di   {\XINT_div_prepareB_e {0}{1}}%
+\def\XINT_div_prepareB_dii  {\XINT_div_prepareB_e {00}{2}}%
+\def\XINT_div_prepareB_diii {\XINT_div_prepareB_e {000}{3}}%
+\def\XINT_div_prepareB_e #1#2#3#4%
 {%
-    \XINT@div@prepareB@f #4#1\Z {#3}{#2}{#1}%
+    \XINT_div_prepareB_f #4#1\Z {#3}{#2}{#1}%
 }%
-\def\XINT@div@prepareB@f #1#2#3#4#5\Z
+\def\XINT_div_prepareB_f #1#2#3#4#5\Z
 {%
-    \expandafter \XINT@div@prepareB@g \expandafter
-        {\romannumeral0\XINT@rev {#1#2#3#4#5}}{#1#2#3#4}%
+    \expandafter \XINT_div_prepareB_g \expandafter
+        {\romannumeral0\XINT_rev {#1#2#3#4#5}}{#1#2#3#4}%
 }%
-\def\XINT@div@prepareB@g #1#2#3#4#5#6%
+\def\XINT_div_prepareB_g #1#2#3#4#5#6%
 {%
-    \XINT@div@prepareA@a {#6#5}{#2}{#3}{#1}{#4}%
+    \XINT_div_prepareA_a {#6#5}{#2}{#3}{#1}{#4}%
 }%
-\def\XINT@div@prepareA@a #1%
+\def\XINT_div_prepareA_a #1%
 {%
-    \expandafter \XINT@div@prepareA@b \expandafter
-       {\romannumeral0\XINT@length {#1}}{#1}% A >0 ici
+    \expandafter \XINT_div_prepareA_b \expandafter
+       {\romannumeral0\XINT_length {#1}}{#1}% A >0 ici
 }%
-\def\XINT@div@prepareA@b #1%
+\def\XINT_div_prepareA_b #1%
 {%
-    \expandafter\XINT@div@prepareA@c\expandafter{\the\numexpr 4*((#1+1)/4)}{#1}%
+  \expandafter\XINT_div_prepareA_c\expandafter{\the\numexpr 4*((#1+1)/4)}{#1}%
 }%
-\def\XINT@div@prepareA@c #1#2%
+\def\XINT_div_prepareA_c #1#2%
 {%
     \ifcase \numexpr #1-#2\relax
-       \expandafter\XINT@div@prepareA@d
+       \expandafter\XINT_div_prepareA_d
     \or
-       \expandafter\XINT@div@prepareA@di
+       \expandafter\XINT_div_prepareA_di
     \or
-       \expandafter\XINT@div@prepareA@dii
+       \expandafter\XINT_div_prepareA_dii
     \or
-       \expandafter\XINT@div@prepareA@diii
+       \expandafter\XINT_div_prepareA_diii
     \fi {#1}%
 }%
-\def\XINT@div@prepareA@d     {\XINT@div@prepareA@e {}}%
-\def\XINT@div@prepareA@di    {\XINT@div@prepareA@e {0}}%
-\def\XINT@div@prepareA@dii   {\XINT@div@prepareA@e {00}}%
-\def\XINT@div@prepareA@diii  {\XINT@div@prepareA@e {000}}%
-\def\XINT@div@prepareA@e #1#2#3%
+\def\XINT_div_prepareA_d     {\XINT_div_prepareA_e {}}%
+\def\XINT_div_prepareA_di    {\XINT_div_prepareA_e {0}}%
+\def\XINT_div_prepareA_dii   {\XINT_div_prepareA_e {00}}%
+\def\XINT_div_prepareA_diii  {\XINT_div_prepareA_e {000}}%
+\def\XINT_div_prepareA_e #1#2#3%
 {%
-    \XINT@div@startswitch {#1#3}{#2}%
+    \XINT_div_startswitch {#1#3}{#2}%
 }%
-\def\XINT@div@startswitch #1#2#3#4%
+\def\XINT_div_startswitch #1#2#3#4%
 {%
     \ifnum #2 > #4
-      \expandafter\XINT@div@body@a
+      \expandafter\XINT_div_body_a
     \else
     \ifnum #2 = #4
-      \expandafter\expandafter\expandafter\XINT@div@final@a
+      \expandafter\expandafter\expandafter\XINT_div_final_a
     \else
-      \expandafter\expandafter\expandafter\XINT@div@finished@a
+      \expandafter\expandafter\expandafter\XINT_div_finished_a
     \fi\fi {#1}{#4}{#3}{0000}{#2}%
 }%
-\def\XINT@div@finished@a #1#2#3%
+\def\XINT_div_finished_a #1#2#3%
 {%
-    \expandafter\XINT@div@finished@b\expandafter {\romannumeral0\XINT@cuz {#1}}%
+  \expandafter\XINT_div_finished_b\expandafter {\romannumeral0\XINT_cuz {#1}}%
 }%
-\def\XINT@div@finished@b #1#2#3#4#5%
+\def\XINT_div_finished_b #1#2#3#4#5%
 {%
-    \ifcase \XINT@Sgn {#1}
-       \xint@afterfi {\XINT@div@finished@c {0}}%
+    \ifcase \XINT_Sgn {#1}
+       \xint_afterfi {\XINT_div_finished_c {0}}%
     \or
-       \xint@afterfi {\expandafter\XINT@div@finished@c\expandafter
-                      {\romannumeral0\XINT@dsh@checksignx #5\Z {#1}}%
+       \xint_afterfi {\expandafter\XINT_div_finished_c\expandafter
+                      {\romannumeral0\XINT_dsh_checksignx #5\Z {#1}}%
                      }%
     \fi
     {#2}%
 }%
-\def\XINT@div@finished@c #1#2%
+\def\XINT_div_finished_c #1#2%
 {%
-    \expandafter\space\expandafter {\romannumeral0\XINT@rev@andcuz {#2}}{#1}%
+    \expandafter\space\expandafter {\romannumeral0\XINT_rev_andcuz {#2}}{#1}%
 }%
-\def\XINT@div@final@a #1%
+\def\XINT_div_final_a #1%
 {%
-    \XINT@div@final@b #1\Z
+    \XINT_div_final_b #1\Z
 }%
-\def\XINT@div@final@b #1#2#3#4#5\Z
+\def\XINT_div_final_b #1#2#3#4#5\Z
 {%
-    \xint@quatrezeros #1#2#3#4\xint@div@final@c0000%
-    \XINT@div@final@c {#1#2#3#4}{#1#2#3#4#5}%
+    \xint_gob_til_zeros_iv #1#2#3#4\xint_div_final_c0000%
+    \XINT_div_final_c {#1#2#3#4}{#1#2#3#4#5}%
 }%
-\def\xint@div@final@c0000\XINT@div@final@c #1{\XINT@div@finished@a }%
-\def\XINT@div@final@c #1#2#3#4%
+\def\xint_div_final_c0000\XINT_div_final_c #1{\XINT_div_finished_a }%
+\def\XINT_div_final_c #1#2#3#4%
 {%
-    \expandafter \XINT@div@final@da \expandafter
+    \expandafter \XINT_div_final_da \expandafter
     {\the\numexpr #1-(#1/#4)*#4\expandafter }\expandafter
     {\the\numexpr #1/#4\expandafter }\expandafter
-    {\romannumeral0\xint@cleanupzeros@andstop #2}%
+    {\romannumeral0\xint_cleanupzeros_andstop #2}%
 }%
-\def\XINT@div@final@da #1%
+\def\XINT_div_final_da #1%
 {%
     \ifnum #1>9
-       \expandafter\XINT@div@final@dP
+       \expandafter\XINT_div_final_dP
     \else
-       \xint@afterfi
+       \xint_afterfi
        {\ifnum #1<0
-        \expandafter\XINT@div@final@dN
+        \expandafter\XINT_div_final_dN
         \else
-        \expandafter\XINT@div@final@db
+        \expandafter\XINT_div_final_db
         \fi }%
     \fi
 }%
-\def\XINT@div@final@dN #1%
+\def\XINT_div_final_dN #1%
 {%
-    \expandafter\XINT@div@final@dP\the\numexpr #1-1\relax
+    \expandafter\XINT_div_final_dP\the\numexpr #1-1\relax
 }%
-\def\XINT@div@final@dP #1#2#3#4#5% q,A,Q,L,B (puis c)
+\def\XINT_div_final_dP #1#2#3#4#5% q,A,Q,L,B (puis c)
 {%
-    \expandafter \XINT@div@final@f \expandafter
+    \expandafter \XINT_div_final_f \expandafter
     {\romannumeral0\xintisub {#2}%
-        {\romannumeral0\XINT@mul@M {#1}#5\Z\Z\Z\Z }}%
-    {\romannumeral0\XINT@add@A 0{}#1000\W\X\Y\Z #3\W\X\Y\Z }%
+        {\romannumeral0\XINT_mul_M {#1}#5\Z\Z\Z\Z }}%
+    {\romannumeral0\XINT_add_A 0{}#1000\W\X\Y\Z #3\W\X\Y\Z }%
 }%
-\def\XINT@div@final@db #1#2#3#4#5% q,A,Q,L,B (puis c)
+\def\XINT_div_final_db #1#2#3#4#5% q,A,Q,L,B (puis c)
 {%
-    \expandafter\XINT@div@final@dc\expandafter
+    \expandafter\XINT_div_final_dc\expandafter
     {\romannumeral0\xintisub {#2}%
-        {\romannumeral0\XINT@mul@M {#1}#5\Z\Z\Z\Z }}%
+        {\romannumeral0\XINT_mul_M {#1}#5\Z\Z\Z\Z }}%
     {#1}{#2}{#3}{#4}{#5}%
 }%
-\def\XINT@div@final@dc #1#2%
+\def\XINT_div_final_dc #1#2%
 {%
-    \ifnum\XINT@Sgn{#1}<0
-    \xint@afterfi {\expandafter\XINT@div@final@dP\the\numexpr #2-1\relax}%
-    \else \xint@afterfi {\XINT@div@final@e {#1}#2}%
+    \ifnum\XINT_Sgn{#1}<0
+    \xint_afterfi {\expandafter\XINT_div_final_dP\the\numexpr #2-1\relax}%
+    \else \xint_afterfi {\XINT_div_final_e {#1}#2}%
     \fi
 }%
-\def\XINT@div@final@e #1#2#3#4#5#6% A final, q, trash, Q, L, B
+\def\XINT_div_final_e #1#2#3#4#5#6% A final, q, trash, Q, L, B
 {%
-    \XINT@div@final@f {#1}%
-    {\romannumeral0\XINT@add@A 0{}#2000\W\X\Y\Z #4\W\X\Y\Z }%
+    \XINT_div_final_f {#1}%
+    {\romannumeral0\XINT_add_A 0{}#2000\W\X\Y\Z #4\W\X\Y\Z }%
 }%
-\def\XINT@div@final@f #1#2#3% R,Q \`a d\'evelopper,c
+\def\XINT_div_final_f #1#2#3% R,Q \`a d\'evelopper,c
 {%
-    \ifcase \XINT@Sgn {#1}
-       \xint@afterfi {\XINT@div@final@end {0}}%
+    \ifcase \XINT_Sgn {#1}
+       \xint_afterfi {\XINT_div_final_end {0}}%
     \or
-       \xint@afterfi {\expandafter\XINT@div@final@end\expandafter
-                      {\romannumeral0\XINT@dsh@checksignx #3\Z {#1}}%
+       \xint_afterfi {\expandafter\XINT_div_final_end\expandafter
+                      {\romannumeral0\XINT_dsh_checksignx #3\Z {#1}}%
                      }%
     \fi
     {#2}%
 }%
-\def\XINT@div@final@end #1#2%
+\def\XINT_div_final_end #1#2%
 {%
     \expandafter\space\expandafter {#2}{#1}%
 }%
-\def\XINT@div@body@a #1%
+\def\XINT_div_body_a #1%
 {%
-    \XINT@div@body@b #1\Z {#1}%
+    \XINT_div_body_b #1\Z {#1}%
 }%
-\def\XINT@div@body@b #1#2#3#4#5#6#7#8#9\Z
+\def\XINT_div_body_b #1#2#3#4#5#6#7#8#9\Z
 {%
-    \XINT@div@body@c {#1#2#3#4#5#6#7#8}%
+    \XINT_div_body_c {#1#2#3#4#5#6#7#8}%
 }%
-\def\XINT@div@body@c #1#2#3%
+\def\XINT_div_body_c #1#2#3%
 {%
-    \XINT@div@body@d {#3}{}#2\Z {#1}{#3}%
+    \XINT_div_body_d {#3}{}#2\Z {#1}{#3}%
 }%
-\def\XINT@div@body@d #1#2#3#4#5#6%
+\def\XINT_div_body_d #1#2#3#4#5#6%
 {%
     \ifnum #1 > 0
-        \expandafter\XINT@div@body@d
+        \expandafter\XINT_div_body_d
         \expandafter{\the\numexpr #1-4\expandafter }%
     \else
-        \expandafter\XINT@div@body@e
+        \expandafter\XINT_div_body_e
     \fi
     {#6#5#4#3#2}%
 }%
-\def\XINT@div@body@e #1#2\Z #3%
+\def\XINT_div_body_e #1#2\Z #3%
 {%
-    \XINT@div@body@f {#3}{#1}{#2}%
+    \XINT_div_body_f {#3}{#1}{#2}%
 }%
-\def\XINT@div@body@f #1#2#3#4#5#6#7#8%
+\def\XINT_div_body_f #1#2#3#4#5#6#7#8%
 {%
-    \expandafter\XINT@div@body@gg
+    \expandafter\XINT_div_body_gg
     \the\numexpr (#1+(#5+1)/2)/(#5+1)+99999\relax
     {#8}{#2}{#8}{#4}{#5}{#3}{#6}{#7}{#8}%
 }%
-\def\XINT@div@body@gg #1#2#3#4#5#6%
+\def\XINT_div_body_gg #1#2#3#4#5#6%
 {%
-    \xint@UDzerofork
-      #2\dummy \XINT@div@body@gk
-       0\dummy {\XINT@div@body@ggk #2}%
-    \xint@UDkrof
+    \xint_UDzerofork
+      #2\dummy \XINT_div_body_gk
+       0\dummy {\XINT_div_body_ggk #2}%
+    \krof
     {#3#4#5#6}%
 }%
-\def\XINT@div@body@gk #1#2#3%
+\def\XINT_div_body_gk #1#2#3%
 {%
-    \expandafter\XINT@div@body@h
-    \romannumeral0\XINT@div@sub@xpxp
-    {\romannumeral0\XINT@mul@Mr {#1}#2\Z\Z\Z\Z }{#3}\Z {#1}%
+    \expandafter\XINT_div_body_h
+    \romannumeral0\XINT_div_sub_xpxp
+    {\romannumeral0\XINT_mul_Mr {#1}#2\Z\Z\Z\Z }{#3}\Z {#1}%
 }%
-\def\XINT@div@body@ggk #1#2#3%
+\def\XINT_div_body_ggk #1#2#3%
 {%
-    \expandafter \XINT@div@body@gggk \expandafter
-    {\romannumeral0\XINT@mul@Mr {#1}0000#3\Z\Z\Z\Z }%
-    {\romannumeral0\XINT@mul@Mr {#2}#3\Z\Z\Z\Z }%
+    \expandafter \XINT_div_body_gggk \expandafter
+    {\romannumeral0\XINT_mul_Mr {#1}0000#3\Z\Z\Z\Z }%
+    {\romannumeral0\XINT_mul_Mr {#2}#3\Z\Z\Z\Z }%
     {#1#2}%
 }%
-\def\XINT@div@body@gggk #1#2#3#4%
+\def\XINT_div_body_gggk #1#2#3#4%
 {%
-    \expandafter\XINT@div@body@h
-    \romannumeral0\XINT@div@sub@xpxp
-    {\romannumeral0\expandafter\XINT@mul@Ar
+    \expandafter\XINT_div_body_h
+    \romannumeral0\XINT_div_sub_xpxp
+    {\romannumeral0\expandafter\XINT_mul_Ar
      \expandafter0\expandafter{\expandafter}#2\W\X\Y\Z #1\W\X\Y\Z }%
     {#4}\Z {#3}%
 }%
-\def\XINT@div@body@h #1#2#3#4#5#6#7#8#9\Z
+\def\XINT_div_body_h #1#2#3#4#5#6#7#8#9\Z
 {%
     \ifnum #1#2#3#4>0
-        \xint@afterfi{\XINT@div@body@i {#1#2#3#4#5#6#7#8}}%
+        \xint_afterfi{\XINT_div_body_i {#1#2#3#4#5#6#7#8}}%
     \else
-        \expandafter\XINT@div@body@k
+        \expandafter\XINT_div_body_k
     \fi
     {#1#2#3#4#5#6#7#8#9}%
 }%
-\def\XINT@div@body@k #1#2#3%
+\def\XINT_div_body_k #1#2#3%
 {%
-    \XINT@div@body@l {#1}{#2}%
+    \XINT_div_body_l {#1}{#2}%
 }%
-\def\XINT@div@body@i #1#2#3#4#5#6%
+\def\XINT_div_body_i #1#2#3#4#5#6%
 {%
-    \expandafter\XINT@div@body@j
+    \expandafter\XINT_div_body_j
     \expandafter{\the\numexpr (#1+(#6+1)/2)/(#6+1)-1}%
        {#2}{#3}{#4}{#5}{#6}%
 }%
-\def\XINT@div@body@j #1#2#3#4%
+\def\XINT_div_body_j #1#2#3#4%
 {%
-    \expandafter \XINT@div@body@l \expandafter
-    {\romannumeral0\XINT@div@sub@xpxp
-       {\romannumeral0\XINT@mul@Mr {#1}#4\Z\Z\Z\Z }{\XINT@Rev{#2}}}%
+    \expandafter \XINT_div_body_l \expandafter
+    {\romannumeral0\XINT_div_sub_xpxp
+       {\romannumeral0\XINT_mul_Mr {#1}#4\Z\Z\Z\Z }{\XINT_Rev{#2}}}%
     {#3+#1}%
 }%
-\def\XINT@div@body@l #1#2#3#4#5#6#7%
+\def\XINT_div_body_l #1#2#3#4#5#6#7%
 {%
-   \expandafter\XINT@div@body@m
+   \expandafter\XINT_div_body_m
    \the\numexpr 100000000+#2\relax {#6}{#3}{#7}{#1#5}{#4}%
 }%
-\def\XINT@div@body@m #1#2#3#4#5#6#7#8#9%
+\def\XINT_div_body_m #1#2#3#4#5#6#7#8#9%
 {%
     \ifnum #2#3#4#5>0
-       \xint@afterfi {\XINT@div@body@n {#9#8#7#6#5#4#3#2}}%
+       \xint_afterfi {\XINT_div_body_n {#9#8#7#6#5#4#3#2}}%
     \else
-       \xint@afterfi {\XINT@div@body@n {#9#8#7#6}}%
+       \xint_afterfi {\XINT_div_body_n {#9#8#7#6}}%
     \fi
 }%
-\def\XINT@div@body@n #1#2%
+\def\XINT_div_body_n #1#2%
 {%
-    \expandafter\XINT@div@body@o\expandafter
-    {\romannumeral0\XINT@addr@A 0{}#1\W\X\Y\Z #2\W\X\Y\Z }%
+    \expandafter\XINT_div_body_o\expandafter
+    {\romannumeral0\XINT_addr_A 0{}#1\W\X\Y\Z #2\W\X\Y\Z }%
 }%
-\def\XINT@div@body@o #1#2#3#4%
+\def\XINT_div_body_o #1#2#3#4%
 {%
-    \XINT@div@body@p {#3}{#2}{}#4\Z {#1}%
+    \XINT_div_body_p {#3}{#2}{}#4\Z {#1}%
 }%
-\def\XINT@div@body@p #1#2#3#4#5#6#7%
+\def\XINT_div_body_p #1#2#3#4#5#6#7%
 {%
     \ifnum #1 > #2
-        \xint@afterfi
+        \xint_afterfi
         {\ifnum #4#5#6#7 > 0
-           \expandafter\XINT@div@body@q
+           \expandafter\XINT_div_body_q
          \else
-           \expandafter\XINT@div@body@repeatp
+           \expandafter\XINT_div_body_repeatp
          \fi }%
     \else
-        \expandafter\XINT@div@gotofinal@a
+        \expandafter\XINT_div_gotofinal_a
     \fi
     {#1}{#2}{#3}#4#5#6#7%
 }%
-\def\XINT@div@body@repeatp #1#2#3#4#5#6#7%
+\def\XINT_div_body_repeatp #1#2#3#4#5#6#7%
 {%
-    \expandafter\XINT@div@body@p\expandafter{\the\numexpr #1-4}{#2}{0000#3}%
+    \expandafter\XINT_div_body_p\expandafter{\the\numexpr #1-4}{#2}{0000#3}%
 }%
-\def\XINT@div@body@q #1#2#3#4\Z #5#6%
+\def\XINT_div_body_q #1#2#3#4\Z #5#6%
 {%
-    \XINT@div@body@b #4\Z {#4}{#2}{#6}{#3#5}{#1}%
+    \XINT_div_body_b #4\Z {#4}{#2}{#6}{#3#5}{#1}%
 }%
-\def\XINT@div@gotofinal@a #1#2#3#4\Z %
+\def\XINT_div_gotofinal_a #1#2#3#4\Z %
 {%
-    \XINT@div@gotofinal@b #3\Z {#4}{#1}%
+    \XINT_div_gotofinal_b #3\Z {#4}{#1}%
 }%
-\def\XINT@div@gotofinal@b 0000#1\Z #2#3#4#5%
+\def\XINT_div_gotofinal_b 0000#1\Z #2#3#4#5%
 {%
-    \XINT@div@final@a {#2}{#3}{#5}{#1#4}{#3}%
+    \XINT_div_final_a {#2}{#3}{#5}{#1#4}{#3}%
 }%
-\def\XINT@div@sub@xpxp #1%
+\def\XINT_div_sub_xpxp #1%
 {%
-    \expandafter \XINT@div@sub@xpxp@  \expandafter{#1}%
+    \expandafter \XINT_div_sub_xpxp_  \expandafter{#1}%
 }%
-\def\XINT@div@sub@xpxp@ #1#2%
+\def\XINT_div_sub_xpxp_ #1#2%
 {%
-    \expandafter\expandafter\expandafter\XINT@div@sub@xpxp@@
+    \expandafter\expandafter\expandafter\XINT_div_sub_xpxp__
      #2\W\X\Y\Z #1\W\X\Y\Z
 }%
-\def\XINT@div@sub@xpxp@@
+\def\XINT_div_sub_xpxp__
 {%
-    \XINT@div@sub@A 1{}%
+    \XINT_div_sub_A 1{}%
 }%
-\def\XINT@div@sub@A #1#2#3#4#5#6%
+\def\XINT_div_sub_A #1#2#3#4#5#6%
 {%
-    \xint@w #3\xint@div@sub@az\W
-    \XINT@div@sub@B #1{#3#4#5#6}{#2}%
+    \xint_gob_til_w #3\xint_div_sub_az\W
+    \XINT_div_sub_B #1{#3#4#5#6}{#2}%
 }%
-\def\XINT@div@sub@B #1#2#3#4\W\X\Y\Z #5#6#7#8%
+\def\XINT_div_sub_B #1#2#3#4\W\X\Y\Z #5#6#7#8%
 {%
-    \xint@w #5\xint@div@sub@bz\W
-    \XINT@div@sub@onestep #1#2{#8#7#6#5}{#3}#4\W\X\Y\Z
+    \xint_gob_til_w #5\xint_div_sub_bz\W
+    \XINT_div_sub_onestep #1#2{#8#7#6#5}{#3}#4\W\X\Y\Z
 }%
-\def\XINT@div@sub@onestep #1#2#3#4#5#6%
+\def\XINT_div_sub_onestep #1#2#3#4#5#6%
 {%
-    \expandafter\XINT@div@sub@backtoA\the\numexpr 11#5#4#3#2-#6+#1-1\relax.%
+    \expandafter\XINT_div_sub_backtoA\the\numexpr 11#5#4#3#2-#6+#1-1\relax.%
 }%
-\def\XINT@div@sub@backtoA #1#2#3.#4%
+\def\XINT_div_sub_backtoA #1#2#3.#4%
 {%
-    \XINT@div@sub@A #2{#3#4}%
+    \XINT_div_sub_A #2{#3#4}%
 }%
-\def\xint@div@sub@bz\W\XINT@div@sub@onestep #1#2#3#4#5#6#7%
+\def\xint_div_sub_bz\W\XINT_div_sub_onestep #1#2#3#4#5#6#7%
 {%
-    \xint@UDzerofork
-      #1\dummy  \XINT@div@sub@C   %
-       0\dummy  \XINT@div@sub@D   % pas de retenue
-    \xint@UDkrof
+    \xint_UDzerofork
+      #1\dummy  \XINT_div_sub_C   %
+       0\dummy  \XINT_div_sub_D   % pas de retenue
+    \krof
     {#7}#2#3#4#5%
 }%
-\def\XINT@div@sub@D #1#2\W\X\Y\Z
+\def\XINT_div_sub_D #1#2\W\X\Y\Z
 {%
     \expandafter\space
     \romannumeral0%
-    \XINT@rord@main {}#2%
-      \xint@UNDEF
-        \xint@undef\xint@undef\xint@undef\xint@undef
-        \xint@undef\xint@undef\xint@undef\xint@undef
-      \xint@UNDEF
+    \XINT_rord_main {}#2%
+      \xint_relax
+        \xint_undef\xint_undef\xint_undef\xint_undef
+        \xint_undef\xint_undef\xint_undef\xint_undef
+      \xint_relax
     #1%
 }%
-\def\XINT@div@sub@C #1#2#3#4#5%
+\def\XINT_div_sub_C #1#2#3#4#5%
 {%
-    \xint@w #2\xint@div@sub@cz\W
-    \XINT@div@sub@AC@onestep {#5#4#3#2}{#1}%
+    \xint_gob_til_w #2\xint_div_sub_cz\W
+    \XINT_div_sub_AC_onestep {#5#4#3#2}{#1}%
 }%
-\def\XINT@div@sub@AC@onestep #1%
+\def\XINT_div_sub_AC_onestep #1%
 {%
-    \expandafter\XINT@div@sub@backtoC\the\numexpr 11#1-1\relax.%
+    \expandafter\XINT_div_sub_backtoC\the\numexpr 11#1-1\relax.%
 }%
-\def\XINT@div@sub@backtoC #1#2#3.#4%
+\def\XINT_div_sub_backtoC #1#2#3.#4%
 {%
-    \XINT@div@sub@AC@checkcarry #2{#3#4}% la retenue va \^etre examin\'ee
+    \XINT_div_sub_AC_checkcarry #2{#3#4}% la retenue va \^etre examin\'ee
 }%
-\def\XINT@div@sub@AC@checkcarry #1%
+\def\XINT_div_sub_AC_checkcarry #1%
 {%
-    \xint@one #1\xint@div@sub@AC@nocarry 1\XINT@div@sub@C
+    \xint_gob_til_one #1\xint_div_sub_AC_nocarry 1\XINT_div_sub_C
 }%
-\def\xint@div@sub@AC@nocarry 1\XINT@div@sub@C #1#2\W\X\Y\Z
+\def\xint_div_sub_AC_nocarry 1\XINT_div_sub_C #1#2\W\X\Y\Z
 {%
     \expandafter\space
     \romannumeral0%
-    \XINT@rord@main {}#2%
-      \xint@UNDEF
-        \xint@undef\xint@undef\xint@undef\xint@undef
-        \xint@undef\xint@undef\xint@undef\xint@undef
-      \xint@UNDEF
+    \XINT_rord_main {}#2%
+      \xint_relax
+        \xint_undef\xint_undef\xint_undef\xint_undef
+        \xint_undef\xint_undef\xint_undef\xint_undef
+      \xint_relax
     #1%
 }%
-\def\xint@div@sub@cz\W\XINT@div@sub@AC@onestep #1#2{ #2}%
-\def\xint@div@sub@az\W\XINT@div@sub@B #1#2#3#4\Z { #3}%
+\def\xint_div_sub_cz\W\XINT_div_sub_AC_onestep #1#2{ #2}%
+\def\xint_div_sub_az\W\XINT_div_sub_B #1#2#3#4\Z { #3}%
 \def\xintiFDg {\romannumeral0\xintifdg }%
 \def\xintifdg #1%
 {%
-    \expandafter\XINT@fdg \romannumeral-`0#1\W\Z
+    \expandafter\XINT_fdg \romannumeral-`0#1\W\Z
 }%
 \let\xintFDg\xintiFDg \let\xintfdg\xintifdg
-\def\XINT@FDg #1{\romannumeral0\XINT@fdg #1\W\Z }%
-\def\XINT@fdg #1#2#3\Z
+\def\XINT_FDg #1{\romannumeral0\XINT_fdg #1\W\Z }%
+\def\XINT_fdg #1#2#3\Z
 {%
-    \xint@UDzerominusfork
+    \xint_UDzerominusfork
       #1-\dummy  { 0}%   zero
       0#1\dummy  { #2}%  negative
        0-\dummy  { #1}%  positive
-    \xint@UDkrof
+    \krof
 }%
 \def\xintiLDg {\romannumeral0\xintildg }%
 \def\xintildg #1%
 {%
-    \expandafter\XINT@ldg\expandafter {\romannumeral-`0#1}%
+    \expandafter\XINT_ldg\expandafter {\romannumeral-`0#1}%
 }%
 \let\xintLDg\xintiLDg \let\xintldg\xintildg
-\def\XINT@LDg #1{\romannumeral0\XINT@ldg {#1}}%
-\def\XINT@ldg #1%
+\def\XINT_LDg #1{\romannumeral0\XINT_ldg {#1}}%
+\def\XINT_ldg #1%
 {%
-    \expandafter\XINT@ldg@\romannumeral0\XINT@rev {#1}\Z
+    \expandafter\XINT_ldg_\romannumeral0\XINT_rev {#1}\Z
 }%
-\def\XINT@ldg@ #1#2\Z{ #1}%
+\def\XINT_ldg_ #1#2\Z{ #1}%
 \def\xintiMON {\romannumeral0\xintimon }%
 \def\xintimon #1%
 {%
     \ifodd\xintiLDg {#1}
-        \xint@afterfi{ -1}%
+        \xint_afterfi{ -1}%
     \else
-        \xint@afterfi{ 1}%
+        \xint_afterfi{ 1}%
     \fi
 }%
 \def\xintiMMON {\romannumeral0\xintimmon }%
 \def\xintimmon #1%
 {%
     \ifodd\xintiLDg {#1}
-        \xint@afterfi{ 1}%
+        \xint_afterfi{ 1}%
     \else
-        \xint@afterfi{ -1}%
+        \xint_afterfi{ -1}%
     \fi
 }%
 \let\xintMON\xintiMON \let\xintmon\xintimon
@@ -2820,198 +2840,198 @@
 \def\xintiodd #1%
 {%
     \ifodd\xintiLDg{#1}
-        \xint@afterfi{ 1}%
+        \xint_afterfi{ 1}%
     \else
-        \xint@afterfi{ 0}%
+        \xint_afterfi{ 0}%
     \fi
 }%
-\def\XINT@Odd #1%
+\def\XINT_Odd #1%
 {\romannumeral0%
-    \ifodd\XINT@LDg{#1}
-        \xint@afterfi{ 1}%
+    \ifodd\XINT_LDg{#1}
+        \xint_afterfi{ 1}%
     \else
-        \xint@afterfi{ 0}%
+        \xint_afterfi{ 0}%
     \fi
 }%
 \let\xintOdd\xintiOdd \let\xintodd\xintiodd
 \def\xintDSL {\romannumeral0\xintdsl }%
 \def\xintdsl #1%
 {%
-    \expandafter\XINT@dsl \romannumeral-`0#1\Z
+    \expandafter\XINT_dsl \romannumeral-`0#1\Z
 }%
-\def\XINT@DSL #1{\romannumeral0\XINT@dsl #1\Z }%
-\def\XINT@dsl #1%
+\def\XINT_DSL #1{\romannumeral0\XINT_dsl #1\Z }%
+\def\XINT_dsl #1%
 {%
-    \xint@zero #1\xint@dsl@zero 0\XINT@dsl@ #1%
+    \xint_gob_til_zero #1\xint_dsl_zero 0\XINT_dsl_ #1%
 }%
-\def\xint@dsl@zero 0\XINT@dsl@ 0#1\Z { 0}%
-\def\XINT@dsl@ #1\Z { #10}%
+\def\xint_dsl_zero 0\XINT_dsl_ 0#1\Z { 0}%
+\def\XINT_dsl_ #1\Z { #10}%
 \def\xintDSR {\romannumeral0\xintdsr }%
 \def\xintdsr #1%
 {%
-    \expandafter\XINT@dsr@a\expandafter {\romannumeral-`0#1}\W\Z
+    \expandafter\XINT_dsr_a\expandafter {\romannumeral-`0#1}\W\Z
 }%
-\def\XINT@DSR #1{\romannumeral0\XINT@dsr@a {#1}\W\Z }%
-\def\XINT@dsr@a
+\def\XINT_DSR #1{\romannumeral0\XINT_dsr_a {#1}\W\Z }%
+\def\XINT_dsr_a
 {%
-    \expandafter\XINT@dsr@b\romannumeral0\XINT@rev
+    \expandafter\XINT_dsr_b\romannumeral0\XINT_rev
 }%
-\def\XINT@dsr@b #1#2#3\Z
+\def\XINT_dsr_b #1#2#3\Z
 {%
-    \xint@w #2\xint@dsr@onedigit\W
-    \xint@minus #2\xint@dsr@onedigit-%
-    \expandafter\XINT@dsr@removew
-    \romannumeral0\XINT@rev {#2#3}%
+    \xint_gob_til_w #2\xint_dsr_onedigit\W
+    \xint_minus #2\xint_dsr_onedigit-%
+    \expandafter\XINT_dsr_removew
+    \romannumeral0\XINT_rev {#2#3}%
 }%
-\def\xint@dsr@onedigit #1\XINT@rev #2{ 0}%
-\def\XINT@dsr@removew #1\W { }%
+\def\xint_dsr_onedigit #1\XINT_rev #2{ 0}%
+\def\XINT_dsr_removew #1\W { }%
 \def\xintDSHr {\romannumeral0\xintdshr }%
 \def\xintdshr #1%
 {%
-    \expandafter\XINT@dshr@checkxpositive \the\numexpr #1\relax\Z
+    \expandafter\XINT_dshr_checkxpositive \the\numexpr #1\relax\Z
 }%
-\def\XINT@dshr@checkxpositive #1%
+\def\XINT_dshr_checkxpositive #1%
 {%
-    \xint@UDzerominusfork
-      0#1\dummy \XINT@dshr@xzeroorneg
-      #1-\dummy \XINT@dshr@xzeroorneg
-       0-\dummy \XINT@dshr@xpositive
-    \xint@UDkrof #1%
+    \xint_UDzerominusfork
+      0#1\dummy \XINT_dshr_xzeroorneg
+      #1-\dummy \XINT_dshr_xzeroorneg
+       0-\dummy \XINT_dshr_xpositive
+    \krof #1%
 }%
-\def\XINT@dshr@xzeroorneg #1\Z #2{ 0}%
-\def\XINT@dshr@xpositive #1\Z
+\def\XINT_dshr_xzeroorneg #1\Z #2{ 0}%
+\def\XINT_dshr_xpositive #1\Z
 {%
-    \expandafter\xint@secondoftwo@andstop\romannumeral0\xintdsx {#1}%
+    \expandafter\xint_secondoftwo_andstop\romannumeral0\xintdsx {#1}%
 }%
 \def\xintDSH {\romannumeral0\xintdsh }%
 \def\xintdsh #1#2%
 {%
-    \expandafter\xint@dsh\expandafter {\romannumeral-`0#2}{#1}%
+    \expandafter\xint_dsh\expandafter {\romannumeral-`0#2}{#1}%
 }%
-\def\xint@dsh #1#2%
+\def\xint_dsh #1#2%
 {%
-    \expandafter\XINT@dsh@checksignx \the\numexpr #2\relax\Z {#1}%
+    \expandafter\XINT_dsh_checksignx \the\numexpr #2\relax\Z {#1}%
 }%
-\def\XINT@dsh@checksignx #1%
+\def\XINT_dsh_checksignx #1%
 {%
-    \xint@UDzerominusfork
-      #1-\dummy  \XINT@dsh@xiszero
-      0#1\dummy  \XINT@dsx@xisNeg@checkA     % on passe direct dans DSx
-       0-\dummy  {\XINT@dsh@xisPos #1}%
-    \xint@UDkrof
+    \xint_UDzerominusfork
+      #1-\dummy  \XINT_dsh_xiszero
+      0#1\dummy  \XINT_dsx_xisNeg_checkA     % on passe direct dans DSx
+       0-\dummy  {\XINT_dsh_xisPos #1}%
+    \krof
 }%
-\def\XINT@dsh@xiszero #1\Z #2{ #2}%
-\def\XINT@dsh@xisPos #1\Z #2%
+\def\XINT_dsh_xiszero #1\Z #2{ #2}%
+\def\XINT_dsh_xisPos #1\Z #2%
 {%
-    \expandafter\xint@firstoftwo@andstop
-    \romannumeral0\XINT@dsx@checksignA #2\Z {#1}% via DSx
+    \expandafter\xint_firstoftwo_andstop
+    \romannumeral0\XINT_dsx_checksignA #2\Z {#1}% via DSx
 }%
 \def\xintDSx {\romannumeral0\xintdsx }%
 \def\xintdsx #1#2%
 {%
-    \expandafter\xint@dsx\expandafter {\romannumeral-`0#2}{#1}%
+    \expandafter\xint_dsx\expandafter {\romannumeral-`0#2}{#1}%
 }%
-\def\xint@dsx #1#2%
+\def\xint_dsx #1#2%
 {%
-    \expandafter\XINT@dsx@checksignx \the\numexpr #2\relax\Z {#1}%
+    \expandafter\XINT_dsx_checksignx \the\numexpr #2\relax\Z {#1}%
 }%
-\def\XINT@DSx #1#2{\romannumeral0\XINT@dsx@checksignx #1\Z {#2}}%
-\def\XINT@dsx #1#2{\XINT@dsx@checksignx #1\Z {#2}}%
-\def\XINT@dsx@checksignx #1%
+\def\XINT_DSx #1#2{\romannumeral0\XINT_dsx_checksignx #1\Z {#2}}%
+\def\XINT_dsx #1#2{\XINT_dsx_checksignx #1\Z {#2}}%
+\def\XINT_dsx_checksignx #1%
 {%
-    \xint@UDzerominusfork
-      #1-\dummy  \XINT@dsx@xisZero
-      0#1\dummy  \XINT@dsx@xisNeg@checkA
-       0-\dummy  {\XINT@dsx@xisPos #1}%
-    \xint@UDkrof
+    \xint_UDzerominusfork
+      #1-\dummy  \XINT_dsx_xisZero
+      0#1\dummy  \XINT_dsx_xisNeg_checkA
+       0-\dummy  {\XINT_dsx_xisPos #1}%
+    \krof
 }%
-\def\XINT@dsx@xisZero #1\Z #2{ {#2}{0}}% attention comme x > 0
-\def\XINT@dsx@xisNeg@checkA #1\Z #2%
+\def\XINT_dsx_xisZero #1\Z #2{ {#2}{0}}% attention comme x > 0
+\def\XINT_dsx_xisNeg_checkA #1\Z #2%
 {%
-    \XINT@dsx@xisNeg@checkA@ #2\Z {#1}%
+    \XINT_dsx_xisNeg_checkA_ #2\Z {#1}%
 }%
-\def\XINT@dsx@xisNeg@checkA@ #1#2\Z #3%
+\def\XINT_dsx_xisNeg_checkA_ #1#2\Z #3%
 {%
-    \xint@zero #1\XINT@dsx@xisNeg@Azero 0%
-    \XINT@dsx@xisNeg@checkx {#3}{#3}\Z {#1#2}%
+    \xint_gob_til_zero #1\XINT_dsx_xisNeg_Azero 0%
+    \XINT_dsx_xisNeg_checkx {#3}{#3}\Z {#1#2}%
 }%
-\def\XINT@dsx@xisNeg@Azero #1\Z #2{ 0}%
-\def\XINT@dsx@xisNeg@checkx #1%
+\def\XINT_dsx_xisNeg_Azero #1\Z #2{ 0}%
+\def\XINT_dsx_xisNeg_checkx #1%
 {%
-    \ifnum #1> 999999999
-       \xint@afterfi
+    \ifnum #1>999999999
+       \xint_afterfi
        {\xintError:TooBigDecimalShift
-        \expandafter\space\expandafter 0\xint@gobble@iii }%
+        \expandafter\space\expandafter 0\xint_gobble_iii }%
     \else
-       \expandafter \XINT@dsx@zeroloop
+       \expandafter \XINT_dsx_zeroloop
     \fi
 }%
-\def\XINT@dsx@zeroloop #1%
+\def\XINT_dsx_zeroloop #1%
 {%
-    \ifnum #1<9 \XINT@dsx@exita\fi
-    \expandafter\XINT@dsx@zeroloop\expandafter
+    \ifnum #1<9 \XINT_dsx_exita\fi
+    \expandafter\XINT_dsx_zeroloop\expandafter
         {\the\numexpr #1-8}00000000%
 }%
-\def\XINT@dsx@exita\fi\expandafter\XINT@dsx@zeroloop
+\def\XINT_dsx_exita\fi\expandafter\XINT_dsx_zeroloop
 {%
-    \fi\expandafter\XINT@dsx@exitb
+    \fi\expandafter\XINT_dsx_exitb
 }%
-\def\XINT@dsx@exitb #1%
+\def\XINT_dsx_exitb #1%
 {%
     \expandafter\expandafter\expandafter
-    \XINT@dsx@addzeros\csname xint@gobble@\romannumeral -#1\endcsname
+    \XINT_dsx_addzeros\csname xint_gobble_\romannumeral -#1\endcsname
 }%
-\def\XINT@dsx@addzeros #1\Z #2{ #2#1}%
-\def\XINT@dsx@xisPos #1\Z #2%
+\def\XINT_dsx_addzeros #1\Z #2{ #2#1}%
+\def\XINT_dsx_xisPos #1\Z #2%
 {%
-    \XINT@dsx@checksignA #2\Z {#1}%
+    \XINT_dsx_checksignA #2\Z {#1}%
 }%
-\def\XINT@dsx@checksignA #1%
+\def\XINT_dsx_checksignA #1%
 {%
-    \xint@UDzerominusfork
-      #1-\dummy  \XINT@dsx@AisZero
-      0#1\dummy  \XINT@dsx@AisNeg
-       0-\dummy  {\XINT@dsx@AisPos #1}%
-    \xint@UDkrof
+    \xint_UDzerominusfork
+      #1-\dummy  \XINT_dsx_AisZero
+      0#1\dummy  \XINT_dsx_AisNeg
+       0-\dummy  {\XINT_dsx_AisPos #1}%
+    \krof
 }%
-\def\XINT@dsx@AisZero #1\Z #2{ {0}{0}}%
-\def\XINT@dsx@AisNeg #1\Z #2%
+\def\XINT_dsx_AisZero #1\Z #2{ {0}{0}}%
+\def\XINT_dsx_AisNeg #1\Z #2%
 {%
-    \expandafter\XINT@dsx@AisNeg@dosplit@andcheckfirst
-    \romannumeral0\XINT@split@checksizex {#2}{#1}%
+    \expandafter\XINT_dsx_AisNeg_dosplit_andcheckfirst
+    \romannumeral0\XINT_split_checksizex {#2}{#1}%
 }%
-\def\XINT@dsx@AisNeg@dosplit@andcheckfirst #1%
+\def\XINT_dsx_AisNeg_dosplit_andcheckfirst #1%
 {%
-    \XINT@dsx@AisNeg@checkiffirstempty #1\Z
+    \XINT_dsx_AisNeg_checkiffirstempty #1\Z
 }%
-\def\XINT@dsx@AisNeg@checkiffirstempty #1%
+\def\XINT_dsx_AisNeg_checkiffirstempty #1%
 {%
-    \xint@z #1\XINT@dsx@AisNeg@finish@zero\Z
-    \XINT@dsx@AisNeg@finish@notzero #1%
+    \xint_gob_til_z #1\XINT_dsx_AisNeg_finish_zero\Z
+    \XINT_dsx_AisNeg_finish_notzero #1%
 }%
-\def\XINT@dsx@AisNeg@finish@zero\Z
-    \XINT@dsx@AisNeg@finish@notzero\Z #1%
+\def\XINT_dsx_AisNeg_finish_zero\Z
+    \XINT_dsx_AisNeg_finish_notzero\Z #1%
 {%
-    \expandafter\XINT@dsx@end
-    \expandafter {\romannumeral0\XINT@num {-#1}}{0}%
+    \expandafter\XINT_dsx_end
+    \expandafter {\romannumeral0\XINT_num {-#1}}{0}%
 }%
-\def\XINT@dsx@AisNeg@finish@notzero #1\Z #2%
+\def\XINT_dsx_AisNeg_finish_notzero #1\Z #2%
 {%
-    \expandafter\XINT@dsx@end
-    \expandafter {\romannumeral0\XINT@num {#2}}{-#1}%
+    \expandafter\XINT_dsx_end
+    \expandafter {\romannumeral0\XINT_num {#2}}{-#1}%
 }%
-\def\XINT@dsx@AisPos #1\Z #2%
+\def\XINT_dsx_AisPos #1\Z #2%
 {%
-    \expandafter\XINT@dsx@AisPos@finish
-    \romannumeral0\XINT@split@checksizex {#2}{#1}%
+    \expandafter\XINT_dsx_AisPos_finish
+    \romannumeral0\XINT_split_checksizex {#2}{#1}%
 }%
-\def\XINT@dsx@AisPos@finish #1#2%
+\def\XINT_dsx_AisPos_finish #1#2%
 {%
-    \expandafter\XINT@dsx@end
-    \expandafter {\romannumeral0\XINT@num {#2}}%
-                 {\romannumeral0\XINT@num {#1}}%
+    \expandafter\XINT_dsx_end
+    \expandafter {\romannumeral0\XINT_num {#2}}%
+                 {\romannumeral0\XINT_num {#1}}%
 }%
-\def\XINT@dsx@end #1#2%
+\def\XINT_dsx_end #1#2%
 {%
     \expandafter\space\expandafter{#2}{#1}%
 }%
@@ -3019,156 +3039,158 @@
 \def\xintDecSplitR {\romannumeral0\xintdecsplitr }%
 \def\xintdecsplitl
 {%
-    \expandafter\xint@firstoftwo@andstop
+    \expandafter\xint_firstoftwo_andstop
     \romannumeral0\xintdecsplit
 }%
 \def\xintdecsplitr
 {%
-    \expandafter\xint@secondoftwo@andstop
+    \expandafter\xint_secondoftwo_andstop
     \romannumeral0\xintdecsplit
 }%
 \def\xintDecSplit {\romannumeral0\xintdecsplit }%
 \def\xintdecsplit #1#2%
 {%
-    \expandafter \xint@split \expandafter
+    \expandafter \xint_split \expandafter
     {\romannumeral0\xintiabs {#2}}{#1}%  fait expansion de A
 }%
-\def\xint@split #1#2%
+\def\xint_split #1#2%
 {%
-    \expandafter\XINT@split@checksizex\expandafter{\the\numexpr #2}{#1}%
+    \expandafter\XINT_split_checksizex\expandafter{\the\numexpr #2}{#1}%
 }%
-\def\XINT@split@checksizex #1% 999999999 is anyhow very big, could be reduced
+\def\XINT_split_checksizex #1% 999999999 is anyhow very big, could be reduced
 {%
-    \ifnum\numexpr\XINT@Abs{#1}\relax > 999999999
-       \xint@afterfi {\xintError:TooBigDecimalSplit\XINT@split@bigx }%
+    \ifnum\numexpr\XINT_Abs{#1}>999999999
+       \xint_afterfi {\xintError:TooBigDecimalSplit\XINT_split_bigx }%
     \else
-       \expandafter\XINT@split@xfork
+       \expandafter\XINT_split_xfork
     \fi
     #1\Z
 }%
-\def\XINT@split@bigx  #1\Z #2%
+\def\XINT_split_bigx  #1\Z #2%
 {%
-    \ifcase\XINT@Sgn {#1}
-    \or \xint@afterfi { {}{#2}}% positive big x
+    \ifcase\XINT_Sgn {#1}
+    \or \xint_afterfi { {}{#2}}% positive big x
     \else
-        \xint@afterfi { {#2}{}}% negative big x
+        \xint_afterfi { {#2}{}}% negative big x
     \fi
 }%
-\def\XINT@split@xfork #1%
+\def\XINT_split_xfork #1%
 {%
-    \xint@UDzerominusfork
-      #1-\dummy  \XINT@split@zerosplit
-      0#1\dummy  \XINT@split@fromleft
-       0-\dummy  {\XINT@split@fromright #1}%
-    \xint@UDkrof
+    \xint_UDzerominusfork
+      #1-\dummy  \XINT_split_zerosplit
+      0#1\dummy  \XINT_split_fromleft
+       0-\dummy  {\XINT_split_fromright #1}%
+    \krof
 }%
-\def\XINT@split@zerosplit #1\Z #2{ {#2}{}}%
-\def\XINT@split@fromleft  #1\Z #2%
+\def\XINT_split_zerosplit #1\Z #2{ {#2}{}}%
+\def\XINT_split_fromleft  #1\Z #2%
 {%
-    \XINT@split@fromleft@loop {#1}{}#2\W\W\W\W\W\W\W\W\Z
+    \XINT_split_fromleft_loop {#1}{}#2\W\W\W\W\W\W\W\W\Z
 }%
-\def\XINT@split@fromleft@loop #1%
+\def\XINT_split_fromleft_loop #1%
 {%
-    \ifnum #1<8 \XINT@split@fromleft@exita\fi
-    \expandafter\XINT@split@fromleft@loop@perhaps\expandafter
-    {\the\numexpr #1-8\expandafter}\XINT@split@fromleft@eight
+    \ifnum #1<8 \XINT_split_fromleft_exita\fi
+    \expandafter\XINT_split_fromleft_loop_perhaps\expandafter
+    {\the\numexpr #1-8\expandafter}\XINT_split_fromleft_eight
 }%
-\def\XINT@split@fromleft@eight #1#2#3#4#5#6#7#8#9{#9{#1#2#3#4#5#6#7#8#9}}%
-\def\XINT@split@fromleft@loop@perhaps #1#2%
+\def\XINT_split_fromleft_eight #1#2#3#4#5#6#7#8#9{#9{#1#2#3#4#5#6#7#8#9}}%
+\def\XINT_split_fromleft_loop_perhaps #1#2%
 {%
-    \xint@w #2\XINT@split@fromleft@toofar\W\XINT@split@fromleft@loop {#1}%
+    \xint_gob_til_w #2\XINT_split_fromleft_toofar\W
+    \XINT_split_fromleft_loop {#1}%
 }%
-\def\XINT@split@fromleft@toofar\W\XINT@split@fromleft@loop #1#2#3\Z
+\def\XINT_split_fromleft_toofar\W\XINT_split_fromleft_loop #1#2#3\Z
 {%
-    \XINT@split@fromleft@toofar@b #2\Z
+    \XINT_split_fromleft_toofar_b #2\Z
 }%
-\def\XINT@split@fromleft@toofar@b #1\W #2\Z { {#1}{}}%
-\def\XINT@split@fromleft@exita\fi
-    \expandafter\XINT@split@fromleft@loop@perhaps\expandafter #1#2%
-   {\fi \XINT@split@fromleft@exitb #1}%
-\def\XINT@split@fromleft@exitb\the\numexpr #1-8\expandafter
+\def\XINT_split_fromleft_toofar_b #1\W #2\Z { {#1}{}}%
+\def\XINT_split_fromleft_exita\fi
+    \expandafter\XINT_split_fromleft_loop_perhaps\expandafter #1#2%
+   {\fi \XINT_split_fromleft_exitb #1}%
+\def\XINT_split_fromleft_exitb\the\numexpr #1-8\expandafter
 {%
-    \csname XINT@split@fromleft@endsplit@\romannumeral #1\endcsname
+    \csname XINT_split_fromleft_endsplit_\romannumeral #1\endcsname
 }%
-\def\XINT@split@fromleft@endsplit@ #1#2\W #3\Z { {#1}{#2}}%
-\def\XINT@split@fromleft@endsplit@i #1#2%
-                {\XINT@split@fromleft@checkiftoofar #2{#1#2}}%
-\def\XINT@split@fromleft@endsplit@ii #1#2#3%
-                {\XINT@split@fromleft@checkiftoofar #3{#1#2#3}}%
-\def\XINT@split@fromleft@endsplit@iii #1#2#3#4%
-                {\XINT@split@fromleft@checkiftoofar #4{#1#2#3#4}}%
-\def\XINT@split@fromleft@endsplit@iv #1#2#3#4#5%
-                {\XINT@split@fromleft@checkiftoofar #5{#1#2#3#4#5}}%
-\def\XINT@split@fromleft@endsplit@v #1#2#3#4#5#6%
-                {\XINT@split@fromleft@checkiftoofar #6{#1#2#3#4#5#6}}%
-\def\XINT@split@fromleft@endsplit@vi #1#2#3#4#5#6#7%
-                {\XINT@split@fromleft@checkiftoofar #7{#1#2#3#4#5#6#7}}%
-\def\XINT@split@fromleft@endsplit@vii #1#2#3#4#5#6#7#8%
-                {\XINT@split@fromleft@checkiftoofar #8{#1#2#3#4#5#6#7#8}}%
-\def\XINT@split@fromleft@checkiftoofar #1#2#3\W #4\Z
+\def\XINT_split_fromleft_endsplit_ #1#2\W #3\Z { {#1}{#2}}%
+\def\XINT_split_fromleft_endsplit_i #1#2%
+                {\XINT_split_fromleft_checkiftoofar #2{#1#2}}%
+\def\XINT_split_fromleft_endsplit_ii #1#2#3%
+                {\XINT_split_fromleft_checkiftoofar #3{#1#2#3}}%
+\def\XINT_split_fromleft_endsplit_iii #1#2#3#4%
+                {\XINT_split_fromleft_checkiftoofar #4{#1#2#3#4}}%
+\def\XINT_split_fromleft_endsplit_iv #1#2#3#4#5%
+                {\XINT_split_fromleft_checkiftoofar #5{#1#2#3#4#5}}%
+\def\XINT_split_fromleft_endsplit_v #1#2#3#4#5#6%
+                {\XINT_split_fromleft_checkiftoofar #6{#1#2#3#4#5#6}}%
+\def\XINT_split_fromleft_endsplit_vi #1#2#3#4#5#6#7%
+                {\XINT_split_fromleft_checkiftoofar #7{#1#2#3#4#5#6#7}}%
+\def\XINT_split_fromleft_endsplit_vii #1#2#3#4#5#6#7#8%
+                {\XINT_split_fromleft_checkiftoofar #8{#1#2#3#4#5#6#7#8}}%
+\def\XINT_split_fromleft_checkiftoofar #1#2#3\W #4\Z
 {%
-    \xint@w #1\XINT@split@fromleft@wenttoofar\W\space {#2}{#3}%
+    \xint_gob_til_w #1\XINT_split_fromleft_wenttoofar\W
+    \space {#2}{#3}%
 }%
-\def\XINT@split@fromleft@wenttoofar\W\space #1%
+\def\XINT_split_fromleft_wenttoofar\W\space #1%
 {%
-    \XINT@split@fromleft@wenttoofar@b #1\Z
+    \XINT_split_fromleft_wenttoofar_b #1\Z
 }%
-\def\XINT@split@fromleft@wenttoofar@b #1\W #2\Z { {#1}}%
-\def\XINT@split@fromright #1\Z #2%
+\def\XINT_split_fromleft_wenttoofar_b #1\W #2\Z { {#1}}%
+\def\XINT_split_fromright #1\Z #2%
 {%
-    \expandafter \XINT@split@fromright@a \expandafter
-    {\romannumeral0\XINT@rev {#2}}{#1}{#2}%
+    \expandafter \XINT_split_fromright_a \expandafter
+    {\romannumeral0\XINT_rev {#2}}{#1}{#2}%
 }%
-\def\XINT@split@fromright@a #1#2%
+\def\XINT_split_fromright_a #1#2%
 {%
-    \XINT@split@fromright@loop {#2}{}#1\W\W\W\W\W\W\W\W\Z
+    \XINT_split_fromright_loop {#2}{}#1\W\W\W\W\W\W\W\W\Z
 }%
-\def\XINT@split@fromright@loop #1%
+\def\XINT_split_fromright_loop #1%
 {%
-    \ifnum #1<8 \XINT@split@fromright@exita\fi
-    \expandafter\XINT@split@fromright@loop@perhaps\expandafter
-    {\the\numexpr #1-8\expandafter }\XINT@split@fromright@eight
+    \ifnum #1<8 \XINT_split_fromright_exita\fi
+    \expandafter\XINT_split_fromright_loop_perhaps\expandafter
+    {\the\numexpr #1-8\expandafter }\XINT_split_fromright_eight
 }%
-\def\XINT@split@fromright@eight #1#2#3#4#5#6#7#8#9{#9{#9#8#7#6#5#4#3#2#1}}%
-\def\XINT@split@fromright@loop@perhaps #1#2%
+\def\XINT_split_fromright_eight #1#2#3#4#5#6#7#8#9{#9{#9#8#7#6#5#4#3#2#1}}%
+\def\XINT_split_fromright_loop_perhaps #1#2%
 {%
-    \xint@w #2\XINT@split@fromright@toofar\W
-    \XINT@split@fromright@loop {#1}%
+    \xint_gob_til_w #2\XINT_split_fromright_toofar\W
+    \XINT_split_fromright_loop {#1}%
 }%
-\def\XINT@split@fromright@toofar\W\XINT@split@fromright@loop #1#2#3\Z { {}}%
-\def\XINT@split@fromright@exita\fi
-    \expandafter\XINT@split@fromright@loop@perhaps\expandafter #1#2%
-    {\fi \XINT@split@fromright@exitb #1}%
-\def\XINT@split@fromright@exitb\the\numexpr #1-8\expandafter
+\def\XINT_split_fromright_toofar\W\XINT_split_fromright_loop #1#2#3\Z { {}}%
+\def\XINT_split_fromright_exita\fi
+    \expandafter\XINT_split_fromright_loop_perhaps\expandafter #1#2%
+    {\fi \XINT_split_fromright_exitb #1}%
+\def\XINT_split_fromright_exitb\the\numexpr #1-8\expandafter
 {%
-    \csname XINT@split@fromright@endsplit@\romannumeral #1\endcsname
+    \csname XINT_split_fromright_endsplit_\romannumeral #1\endcsname
 }%
-\def\XINT@split@fromright@endsplit@ #1#2\W #3\Z #4%
+\def\XINT_split_fromright_endsplit_ #1#2\W #3\Z #4%
 {%
-    \expandafter\space\expandafter {\romannumeral0\XINT@rev{#2}}{#1}%
+    \expandafter\space\expandafter {\romannumeral0\XINT_rev{#2}}{#1}%
 }%
-\def\XINT@split@fromright@endsplit@i   #1#2%
-            {\XINT@split@fromright@checkiftoofar #2{#2#1}}%
-\def\XINT@split@fromright@endsplit@ii  #1#2#3%
-            {\XINT@split@fromright@checkiftoofar #3{#3#2#1}}%
-\def\XINT@split@fromright@endsplit@iii #1#2#3#4%
-            {\XINT@split@fromright@checkiftoofar #4{#4#3#2#1}}%
-\def\XINT@split@fromright@endsplit@iv  #1#2#3#4#5%
-            {\XINT@split@fromright@checkiftoofar #5{#5#4#3#2#1}}%
-\def\XINT@split@fromright@endsplit@v   #1#2#3#4#5#6%
-            {\XINT@split@fromright@checkiftoofar #6{#6#5#4#3#2#1}}%
-\def\XINT@split@fromright@endsplit@vi  #1#2#3#4#5#6#7%
-            {\XINT@split@fromright@checkiftoofar #7{#7#6#5#4#3#2#1}}%
-\def\XINT@split@fromright@endsplit@vii #1#2#3#4#5#6#7#8%
-            {\XINT@split@fromright@checkiftoofar #8{#8#7#6#5#4#3#2#1}}%
-\def\XINT@split@fromright@checkiftoofar #1%
+\def\XINT_split_fromright_endsplit_i   #1#2%
+            {\XINT_split_fromright_checkiftoofar #2{#2#1}}%
+\def\XINT_split_fromright_endsplit_ii  #1#2#3%
+            {\XINT_split_fromright_checkiftoofar #3{#3#2#1}}%
+\def\XINT_split_fromright_endsplit_iii #1#2#3#4%
+            {\XINT_split_fromright_checkiftoofar #4{#4#3#2#1}}%
+\def\XINT_split_fromright_endsplit_iv  #1#2#3#4#5%
+            {\XINT_split_fromright_checkiftoofar #5{#5#4#3#2#1}}%
+\def\XINT_split_fromright_endsplit_v   #1#2#3#4#5#6%
+            {\XINT_split_fromright_checkiftoofar #6{#6#5#4#3#2#1}}%
+\def\XINT_split_fromright_endsplit_vi  #1#2#3#4#5#6#7%
+            {\XINT_split_fromright_checkiftoofar #7{#7#6#5#4#3#2#1}}%
+\def\XINT_split_fromright_endsplit_vii #1#2#3#4#5#6#7#8%
+            {\XINT_split_fromright_checkiftoofar #8{#8#7#6#5#4#3#2#1}}%
+\def\XINT_split_fromright_checkiftoofar #1%
 {%
-    \xint@w #1\XINT@split@fromright@wenttoofar\W
-    \XINT@split@fromright@endsplit@
+    \xint_gob_til_w #1\XINT_split_fromright_wenttoofar\W
+    \XINT_split_fromright_endsplit_
 }%
-\def\XINT@split@fromright@wenttoofar\W\XINT@split@fromright@endsplit@ #1\Z #2%
+\def\XINT_split_fromright_wenttoofar\W\XINT_split_fromright_endsplit_ #1\Z #2%
     { {}{#2}}%
-\XINT@restorecatcodes@endinput%
+\XINT_restorecatcodes_endinput%
 \endinput
 %%
 %% End of file `xint.sty'.
diff --git a/Master/texmf-dist/tex/generic/xint/xintcfrac.sty b/Master/texmf-dist/tex/generic/xint/xintcfrac.sty
index 47af0cfe0de..7cbe6299ef0 100644
--- a/Master/texmf-dist/tex/generic/xint/xintcfrac.sty
+++ b/Master/texmf-dist/tex/generic/xint/xintcfrac.sty
@@ -22,7 +22,7 @@
 %% in the same archive or directory.)
 %%
 %%----------------------------------------------------------------
-%% The xint bundle (version 1.06a of May 9, 2013)
+%% The xint bundle (version 1.06b of May 14, 2013)
 %% xintcfrac: Expandable continued fractions with xint package
 %% Copyright (C) 2013 by Jean-Francois Burnol
 %%----------------------------------------------------------------
@@ -108,11 +108,11 @@
   \endlinechar=13 %
   \catcode123=1   % {
   \catcode125=2   % }
-  \catcode64=11   % @
+  \catcode95=11   % _
   \def\x
   {%
       \endgroup
-      \edef\XINT@cfrac@restorecatcodes@endinput
+      \edef\XINT_cfrac_restorecatcodes_endinput
       {%
         \catcode93=\the\catcode93   % ]
         \catcode91=\the\catcode91   % [
@@ -129,7 +129,7 @@
         \catcode45=\the\catcode45   % -
         \catcode44=\the\catcode44   % ,
         \catcode35=\the\catcode35   % #
-        \catcode64=\the\catcode64   % @
+        \catcode95=\the\catcode95   % _
         \catcode125=\the\catcode125 % }
         \catcode123=\the\catcode123 % {
         \endlinechar=\the\endlinechar
@@ -138,12 +138,13 @@
         \catcode61=\the\catcode61\relax   % =
         \noexpand\endinput
       }%
-      \XINT@setcatcodes
+      \XINT_setcatcodes
       \catcode91=12 % [
       \catcode93=12 % ]
   }%
 \x
 \begingroup
+  \catcode64=11 % @
   \catcode58=12 % :
   \expandafter\ifx\csname ProvidesPackage\endcsname\relax
     \def\x#1#2#3[#4]{\endgroup
@@ -163,296 +164,297 @@
   \fi
 \expandafter\x\csname ver@xintcfrac.sty\endcsname
 \ProvidesPackage{xintcfrac}%
-  [2013/05/09 v1.06a Expandable continued fractions with xint package (jfB)]%
+  [2013/05/14 v1.06b Expandable continued fractions with xint package (jfB)]%
 \def\xintCFrac {\romannumeral0\xintcfrac }%
 \def\xintcfrac #1%
 {%
-    \XINT@cfrac@opt@a #1\Z
+    \XINT_cfrac_opt_a #1\Z
 }%
-\def\XINT@cfrac@opt@a #1%
+\def\XINT_cfrac_opt_a #1%
 {%
-    \ifx#1[\XINT@cfrac@opt@b\fi \XINT@cfrac@noopt #1%
+    \ifx#1[\XINT_cfrac_opt_b\fi \XINT_cfrac_noopt #1%
 }%
-\def\XINT@cfrac@noopt #1\Z
+\def\XINT_cfrac_noopt #1\Z
 {%
-    \expandafter\XINT@cfrac@A\romannumeral0\xintraw {#1}\Z
+    \expandafter\XINT_cfrac_A\romannumeral0\xintraw {#1}\Z
     \relax\relax
 }%
-\def\XINT@cfrac@opt@b\fi\XINT@cfrac@noopt [\Z #1]%
+\def\XINT_cfrac_opt_b\fi\XINT_cfrac_noopt [\Z #1]%
 {%
-    \fi\csname XINT@cfrac@opt#1\endcsname
+    \fi\csname XINT_cfrac_opt#1\endcsname
 }%
-\def\XINT@cfrac@optl #1%
+\def\XINT_cfrac_optl #1%
 {%
-    \expandafter\XINT@cfrac@A\romannumeral0\xintraw {#1}\Z
+    \expandafter\XINT_cfrac_A\romannumeral0\xintraw {#1}\Z
     \relax\hfill
 }%
-\def\XINT@cfrac@optc #1%
+\def\XINT_cfrac_optc #1%
 {%
-    \expandafter\XINT@cfrac@A\romannumeral0\xintraw {#1}\Z
+    \expandafter\XINT_cfrac_A\romannumeral0\xintraw {#1}\Z
     \relax\relax
 }%
-\def\XINT@cfrac@optr #1%
+\def\XINT_cfrac_optr #1%
 {%
-    \expandafter\XINT@cfrac@A\romannumeral0\xintraw {#1}\Z
+    \expandafter\XINT_cfrac_A\romannumeral0\xintraw {#1}\Z
     \hfill\relax
 }%
-\def\XINT@cfrac@A #1/#2\Z
+\def\XINT_cfrac_A #1/#2\Z
 {%
-    \expandafter\XINT@cfrac@B\romannumeral0\xintidivision {#1}{#2}{#2}%
+    \expandafter\XINT_cfrac_B\romannumeral0\xintidivision {#1}{#2}{#2}%
 }%
-\def\XINT@cfrac@B #1#2%
+\def\XINT_cfrac_B #1#2%
 {%
-    \XINT@cfrac@C #2\Z {#1}%
+    \XINT_cfrac_C #2\Z {#1}%
 }%
-\def\XINT@cfrac@C #1%
+\def\XINT_cfrac_C #1%
 {%
-    \xint@zero #1\XINT@cfrac@integer 0\XINT@cfrac@D #1%
+    \xint_gob_til_zero #1\XINT_cfrac_integer 0\XINT_cfrac_D #1%
 }%
-\def\XINT@cfrac@integer 0\XINT@cfrac@D 0#1\Z #2#3#4#5{ #2}%
-\def\XINT@cfrac@D #1\Z #2#3{\XINT@cfrac@loop@a {#1}{#3}{#1}{{#2}}}%
-\def\XINT@cfrac@loop@a
+\def\XINT_cfrac_integer 0\XINT_cfrac_D 0#1\Z #2#3#4#5{ #2}%
+\def\XINT_cfrac_D #1\Z #2#3{\XINT_cfrac_loop_a {#1}{#3}{#1}{{#2}}}%
+\def\XINT_cfrac_loop_a
 {%
-    \expandafter\XINT@cfrac@loop@d\romannumeral0\XINT@div@prepare
+    \expandafter\XINT_cfrac_loop_d\romannumeral0\XINT_div_prepare
 }%
-\def\XINT@cfrac@loop@d #1#2%
+\def\XINT_cfrac_loop_d #1#2%
 {%
-    \XINT@cfrac@loop@e #2.{#1}%
+    \XINT_cfrac_loop_e #2.{#1}%
 }%
-\def\XINT@cfrac@loop@e #1%
+\def\XINT_cfrac_loop_e #1%
 {%
-    \xint@zero #1\xint@cfrac@loop@exit0\XINT@cfrac@loop@f #1%
+    \xint_gob_til_zero #1\xint_cfrac_loop_exit0\XINT_cfrac_loop_f #1%
 }%
-\def\XINT@cfrac@loop@f #1.#2#3#4%
+\def\XINT_cfrac_loop_f #1.#2#3#4%
 {%
-    \XINT@cfrac@loop@a {#1}{#3}{#1}{{#2}#4}%
+    \XINT_cfrac_loop_a {#1}{#3}{#1}{{#2}#4}%
 }%
-\def\xint@cfrac@loop@exit0\XINT@cfrac@loop@f #1.#2#3#4#5#6%
-   {\XINT@cfrac@T #5#6{#2}#4\Z }%
-\def\XINT@cfrac@T #1#2#3#4%
+\def\xint_cfrac_loop_exit0\XINT_cfrac_loop_f #1.#2#3#4#5#6%
+   {\XINT_cfrac_T #5#6{#2}#4\Z }%
+\def\XINT_cfrac_T #1#2#3#4%
 {%
-    \xint@z #4\XINT@cfrac@end\Z\XINT@cfrac@T #1#2{#4+\cfrac{#11#2}{#3}}%
+  \xint_gob_til_z #4\XINT_cfrac_end\Z\XINT_cfrac_T #1#2{#4+\cfrac{#11#2}{#3}}%
 }%
-\def\XINT@cfrac@end\Z\XINT@cfrac@T #1#2#3%
+\def\XINT_cfrac_end\Z\XINT_cfrac_T #1#2#3%
 {%
-    \XINT@cfrac@@end #3%
+    \XINT_cfrac__end #3%
 }%
-\def\XINT@cfrac@@end \Z+\cfrac#1#2{ #2}%
+\def\XINT_cfrac__end \Z+\cfrac#1#2{ #2}%
 \def\xintGCFrac {\romannumeral0\xintgcfrac }%
 \def\xintgcfrac #1%
 {%
-    \XINT@gcfrac@opt@a #1\Z
+    \XINT_gcfrac_opt_a #1\Z
 }%
-\def\XINT@gcfrac@opt@a #1%
+\def\XINT_gcfrac_opt_a #1%
 {%
-    \ifx#1[\XINT@gcfrac@opt@b\fi \XINT@gcfrac@noopt #1%
+    \ifx#1[\XINT_gcfrac_opt_b\fi \XINT_gcfrac_noopt #1%
 }%
-\def\XINT@gcfrac@noopt #1\Z
+\def\XINT_gcfrac_noopt #1\Z
 {%
-    \XINT@gcfrac #1+\W/\relax\relax
+    \XINT_gcfrac #1+\W/\relax\relax
 }%
-\def\XINT@gcfrac@opt@b\fi\XINT@gcfrac@noopt [\Z #1]%
+\def\XINT_gcfrac_opt_b\fi\XINT_gcfrac_noopt [\Z #1]%
 {%
-    \fi\csname XINT@gcfrac@opt#1\endcsname
+    \fi\csname XINT_gcfrac_opt#1\endcsname
 }%
-\def\XINT@gcfrac@optl #1%
+\def\XINT_gcfrac_optl #1%
 {%
-    \XINT@gcfrac #1+\W/\relax\hfill
+    \XINT_gcfrac #1+\W/\relax\hfill
 }%
-\def\XINT@gcfrac@optc #1%
+\def\XINT_gcfrac_optc #1%
 {%
-    \XINT@gcfrac #1+\W/\relax\relax
+    \XINT_gcfrac #1+\W/\relax\relax
 }%
-\def\XINT@gcfrac@optr #1%
+\def\XINT_gcfrac_optr #1%
 {%
-    \XINT@gcfrac #1+\W/\hfill\relax
+    \XINT_gcfrac #1+\W/\hfill\relax
 }%
-\def\XINT@gcfrac
+\def\XINT_gcfrac
 {%
-    \expandafter\XINT@gcfrac@enter\romannumeral-`0%
+    \expandafter\XINT_gcfrac_enter\romannumeral-`0%
 }%
-\def\XINT@gcfrac@enter {\XINT@gcfrac@loop {}}%
-\def\XINT@gcfrac@loop #1#2+#3/%
+\def\XINT_gcfrac_enter {\XINT_gcfrac_loop {}}%
+\def\XINT_gcfrac_loop #1#2+#3/%
 {%
-    \xint@w #3\XINT@gcfrac@endloop\W\XINT@gcfrac@loop {{#3}{#2}#1}%
+    \xint_gob_til_w #3\XINT_gcfrac_endloop\W
+    \XINT_gcfrac_loop {{#3}{#2}#1}%
 }%
-\def\XINT@gcfrac@endloop\W\XINT@gcfrac@loop #1#2#3%
+\def\XINT_gcfrac_endloop\W\XINT_gcfrac_loop #1#2#3%
 {%
-    \XINT@gcfrac@T #2#3#1\Z\Z
+    \XINT_gcfrac_T #2#3#1\Z\Z
 }%
-\def\XINT@gcfrac@T #1#2#3#4{\XINT@gcfrac@U #1#2{\xintFrac{#4}}}%
-\def\XINT@gcfrac@U #1#2#3#4#5%
+\def\XINT_gcfrac_T #1#2#3#4{\XINT_gcfrac_U #1#2{\xintFrac{#4}}}%
+\def\XINT_gcfrac_U #1#2#3#4#5%
 {%
-    \xint@z #5\XINT@gcfrac@end\Z\XINT@gcfrac@U
+    \xint_gob_til_z #5\XINT_gcfrac_end\Z\XINT_gcfrac_U
               #1#2{\xintFrac{#5}%
                \ifcase\xintSgn{#4}
                +\or+\else-\fi
                \cfrac{#1\xintFrac{\xintAbs{#4}}#2}{#3}}%
 }%
-\def\XINT@gcfrac@end\Z\XINT@gcfrac@U #1#2#3%
+\def\XINT_gcfrac_end\Z\XINT_gcfrac_U #1#2#3%
 {%
-    \XINT@gcfrac@@end #3%
+    \XINT_gcfrac__end #3%
 }%
-\def\XINT@gcfrac@@end #1\cfrac#2#3{ #3}%
+\def\XINT_gcfrac__end #1\cfrac#2#3{ #3}%
 \def\xintGCtoGCx {\romannumeral0\xintgctogcx }%
 \def\xintgctogcx #1#2#3%
 {%
-    \expandafter\XINT@gctgcx@start\expandafter {\romannumeral-`0#3}{#1}{#2}%
+    \expandafter\XINT_gctgcx_start\expandafter {\romannumeral-`0#3}{#1}{#2}%
 }%
-\def\XINT@gctgcx@start #1#2#3{\XINT@gctgcx@loop@a {}{#2}{#3}#1+\W/}%
-\def\XINT@gctgcx@loop@a #1#2#3#4+#5/%
+\def\XINT_gctgcx_start #1#2#3{\XINT_gctgcx_loop_a {}{#2}{#3}#1+\W/}%
+\def\XINT_gctgcx_loop_a #1#2#3#4+#5/%
 {%
-    \xint@w #5\XINT@gctgcx@end\W
-    \XINT@gctgcx@loop@b {#1{#4}}{#2{#5}#3}{#2}{#3}%
+    \xint_gob_til_w #5\XINT_gctgcx_end\W
+    \XINT_gctgcx_loop_b {#1{#4}}{#2{#5}#3}{#2}{#3}%
 }%
-\def\XINT@gctgcx@loop@b #1#2%
+\def\XINT_gctgcx_loop_b #1#2%
 {%
-    \XINT@gctgcx@loop@a {#1#2}%
+    \XINT_gctgcx_loop_a {#1#2}%
 }%
-\def\XINT@gctgcx@end\W\XINT@gctgcx@loop@b #1#2#3#4{ #1}%
+\def\XINT_gctgcx_end\W\XINT_gctgcx_loop_b #1#2#3#4{ #1}%
 \def\xintFtoCs {\romannumeral0\xintftocs }%
 \def\xintftocs #1%
 {%
-    \expandafter\XINT@ftc@A\romannumeral0\xintraw {#1}\Z
+    \expandafter\XINT_ftc_A\romannumeral0\xintraw {#1}\Z
 }%
-\def\XINT@ftc@A #1/#2\Z
+\def\XINT_ftc_A #1/#2\Z
 {%
-    \expandafter\XINT@ftc@B\romannumeral0\xintidivision {#1}{#2}{#2}%
+    \expandafter\XINT_ftc_B\romannumeral0\xintidivision {#1}{#2}{#2}%
 }%
-\def\XINT@ftc@B #1#2%
+\def\XINT_ftc_B #1#2%
 {%
-    \XINT@ftc@C #2.{#1}%
+    \XINT_ftc_C #2.{#1}%
 }%
-\def\XINT@ftc@C #1%
+\def\XINT_ftc_C #1%
 {%
-    \xint@zero #1\XINT@ftc@integer 0\XINT@ftc@D #1%
+    \xint_gob_til_zero #1\XINT_ftc_integer 0\XINT_ftc_D #1%
 }%
-\def\XINT@ftc@integer 0\XINT@ftc@D 0#1.#2#3{ #2}%
-\def\XINT@ftc@D #1.#2#3{\XINT@ftc@loop@a {#1}{#3}{#1}{#2,}}%
-\def\XINT@ftc@loop@a
+\def\XINT_ftc_integer 0\XINT_ftc_D 0#1.#2#3{ #2}%
+\def\XINT_ftc_D #1.#2#3{\XINT_ftc_loop_a {#1}{#3}{#1}{#2,}}%
+\def\XINT_ftc_loop_a
 {%
-    \expandafter\XINT@ftc@loop@d\romannumeral0\XINT@div@prepare
+    \expandafter\XINT_ftc_loop_d\romannumeral0\XINT_div_prepare
 }%
-\def\XINT@ftc@loop@d #1#2%
+\def\XINT_ftc_loop_d #1#2%
 {%
-    \XINT@ftc@loop@e #2.{#1}%
+    \XINT_ftc_loop_e #2.{#1}%
 }%
-\def\XINT@ftc@loop@e #1%
+\def\XINT_ftc_loop_e #1%
 {%
-    \xint@zero #1\xint@ftc@loop@exit0\XINT@ftc@loop@f #1%
+    \xint_gob_til_zero #1\xint_ftc_loop_exit0\XINT_ftc_loop_f #1%
 }%
-\def\XINT@ftc@loop@f #1.#2#3#4%
+\def\XINT_ftc_loop_f #1.#2#3#4%
 {%
-    \XINT@ftc@loop@a {#1}{#3}{#1}{#4#2,}%
+    \XINT_ftc_loop_a {#1}{#3}{#1}{#4#2,}%
 }%
-\def\xint@ftc@loop@exit0\XINT@ftc@loop@f #1.#2#3#4{ #4#2}%
+\def\xint_ftc_loop_exit0\XINT_ftc_loop_f #1.#2#3#4{ #4#2}%
 \def\xintFtoCx {\romannumeral0\xintftocx }%
 \def\xintftocx #1#2%
 {%
-    \expandafter\XINT@ftcx@A\romannumeral0\xintraw {#2}\Z {#1}%
+    \expandafter\XINT_ftcx_A\romannumeral0\xintraw {#2}\Z {#1}%
 }%
-\def\XINT@ftcx@A #1/#2\Z
+\def\XINT_ftcx_A #1/#2\Z
 {%
-    \expandafter\XINT@ftcx@B\romannumeral0\xintidivision {#1}{#2}{#2}%
+    \expandafter\XINT_ftcx_B\romannumeral0\xintidivision {#1}{#2}{#2}%
 }%
-\def\XINT@ftcx@B #1#2%
+\def\XINT_ftcx_B #1#2%
 {%
-    \XINT@ftcx@C #2.{#1}%
+    \XINT_ftcx_C #2.{#1}%
 }%
-\def\XINT@ftcx@C #1%
+\def\XINT_ftcx_C #1%
 {%
-    \xint@zero #1\XINT@ftcx@integer 0\XINT@ftcx@D #1%
+    \xint_gob_til_zero #1\XINT_ftcx_integer 0\XINT_ftcx_D #1%
 }%
-\def\XINT@ftcx@integer 0\XINT@ftcx@D 0#1.#2#3#4{ #2}%
-\def\XINT@ftcx@D #1.#2#3#4{\XINT@ftcx@loop@a {#1}{#3}{#1}{#2#4}{#4}}%
-\def\XINT@ftcx@loop@a
+\def\XINT_ftcx_integer 0\XINT_ftcx_D 0#1.#2#3#4{ #2}%
+\def\XINT_ftcx_D #1.#2#3#4{\XINT_ftcx_loop_a {#1}{#3}{#1}{#2#4}{#4}}%
+\def\XINT_ftcx_loop_a
 {%
-    \expandafter\XINT@ftcx@loop@d\romannumeral0\XINT@div@prepare
+    \expandafter\XINT_ftcx_loop_d\romannumeral0\XINT_div_prepare
 }%
-\def\XINT@ftcx@loop@d #1#2%
+\def\XINT_ftcx_loop_d #1#2%
 {%
-    \XINT@ftcx@loop@e #2.{#1}%
+    \XINT_ftcx_loop_e #2.{#1}%
 }%
-\def\XINT@ftcx@loop@e #1%
+\def\XINT_ftcx_loop_e #1%
 {%
-    \xint@zero #1\xint@ftcx@loop@exit0\XINT@ftcx@loop@f #1%
+    \xint_gob_til_zero #1\xint_ftcx_loop_exit0\XINT_ftcx_loop_f #1%
 }%
-\def\XINT@ftcx@loop@f #1.#2#3#4#5%
+\def\XINT_ftcx_loop_f #1.#2#3#4#5%
 {%
-    \XINT@ftcx@loop@a {#1}{#3}{#1}{#4{#2}#5}{#5}%
+    \XINT_ftcx_loop_a {#1}{#3}{#1}{#4{#2}#5}{#5}%
 }%
-\def\xint@ftcx@loop@exit0\XINT@ftcx@loop@f #1.#2#3#4#5{ #4{#2}}%
+\def\xint_ftcx_loop_exit0\XINT_ftcx_loop_f #1.#2#3#4#5{ #4{#2}}%
 \def\xintFtoGC {\romannumeral0\xintftogc }%
 \def\xintftogc {\xintftocx {+1/}}%
 \def\xintFtoCC {\romannumeral0\xintftocc }%
 \def\xintftocc #1%
 {%
-    \expandafter\XINT@ftcc@A\expandafter {\romannumeral0\xintraw {#1}}%
+    \expandafter\XINT_ftcc_A\expandafter {\romannumeral0\xintraw {#1}}%
 }%
-\def\XINT@ftcc@A #1%
+\def\XINT_ftcc_A #1%
 {%
-    \expandafter\XINT@ftcc@B
+    \expandafter\XINT_ftcc_B
     \romannumeral0\xintraw {\xintAdd {1/2[0]}{#1[0]}}\Z {#1[0]}%
 }%
-\def\XINT@ftcc@B #1/#2\Z
+\def\XINT_ftcc_B #1/#2\Z
 {%
-    \expandafter\XINT@ftcc@C\expandafter {\romannumeral0\xintiquo {#1}{#2}}%
+    \expandafter\XINT_ftcc_C\expandafter {\romannumeral0\xintiquo {#1}{#2}}%
 }%
-\def\XINT@ftcc@C #1#2%
+\def\XINT_ftcc_C #1#2%
 {%
-    \expandafter\XINT@ftcc@D\romannumeral0\xintsub {#2}{#1}\Z {#1}%
+    \expandafter\XINT_ftcc_D\romannumeral0\xintsub {#2}{#1}\Z {#1}%
 }%
-\def\XINT@ftcc@D #1%
+\def\XINT_ftcc_D #1%
 {%
-    \xint@UDzerominusfork
-      #1-\dummy \XINT@ftcc@integer
-      0#1\dummy \XINT@ftcc@En
-       0-\dummy {\XINT@ftcc@Ep #1}%
-    \xint@UDkrof
+    \xint_UDzerominusfork
+      #1-\dummy \XINT_ftcc_integer
+      0#1\dummy \XINT_ftcc_En
+       0-\dummy {\XINT_ftcc_Ep #1}%
+    \krof
 }%
-\def\XINT@ftcc@Ep #1\Z #2%
+\def\XINT_ftcc_Ep #1\Z #2%
 {%
-    \expandafter\XINT@ftcc@loop@a\expandafter
+    \expandafter\XINT_ftcc_loop_a\expandafter
     {\romannumeral0\xintdiv {1[0]}{#1}}{#2+1/}%
 }%
-\def\XINT@ftcc@En #1\Z #2%
+\def\XINT_ftcc_En #1\Z #2%
 {%
-    \expandafter\XINT@ftcc@loop@a\expandafter
+    \expandafter\XINT_ftcc_loop_a\expandafter
     {\romannumeral0\xintdiv {1[0]}{#1}}{#2+-1/}%
 }%
-\def\XINT@ftcc@integer #1\Z #2{ #2}%
-\def\XINT@ftcc@loop@a #1%
+\def\XINT_ftcc_integer #1\Z #2{ #2}%
+\def\XINT_ftcc_loop_a #1%
 {%
-    \expandafter\XINT@ftcc@loop@b
+    \expandafter\XINT_ftcc_loop_b
     \romannumeral0\xintraw {\xintAdd {1/2[0]}{#1}}\Z {#1}%
 }%
-\def\XINT@ftcc@loop@b #1/#2\Z
+\def\XINT_ftcc_loop_b #1/#2\Z
 {%
-    \expandafter\XINT@ftcc@loop@c\expandafter
+    \expandafter\XINT_ftcc_loop_c\expandafter
     {\romannumeral0\xintiquo {#1}{#2}}%
 }%
-\def\XINT@ftcc@loop@c #1#2%
+\def\XINT_ftcc_loop_c #1#2%
 {%
-    \expandafter\XINT@ftcc@loop@d
+    \expandafter\XINT_ftcc_loop_d
     \romannumeral0\xintsub {#2}{#1[0]}\Z {#1}%
 }%
-\def\XINT@ftcc@loop@d #1%
+\def\XINT_ftcc_loop_d #1%
 {%
-    \xint@UDzerominusfork
-      #1-\dummy \XINT@ftcc@end
-      0#1\dummy \XINT@ftcc@loop@N
-       0-\dummy {\XINT@ftcc@loop@P #1}%
-    \xint@UDkrof
+    \xint_UDzerominusfork
+      #1-\dummy \XINT_ftcc_end
+      0#1\dummy \XINT_ftcc_loop_N
+       0-\dummy {\XINT_ftcc_loop_P #1}%
+    \krof
 }%
-\def\XINT@ftcc@end #1\Z #2#3{ #3#2}%
-\def\XINT@ftcc@loop@P #1\Z #2#3%
+\def\XINT_ftcc_end #1\Z #2#3{ #3#2}%
+\def\XINT_ftcc_loop_P #1\Z #2#3%
 {%
-    \expandafter\XINT@ftcc@loop@a\expandafter
+    \expandafter\XINT_ftcc_loop_a\expandafter
     {\romannumeral0\xintdiv {1[0]}{#1}}{#3#2+1/}%
 }%
-\def\XINT@ftcc@loop@N #1\Z #2#3%
+\def\XINT_ftcc_loop_N #1\Z #2#3%
 {%
-    \expandafter\XINT@ftcc@loop@a\expandafter
+    \expandafter\XINT_ftcc_loop_a\expandafter
     {\romannumeral0\xintdiv {1[0]}{#1}}{#3#2+-1/}%
 }%
 \def\xintFtoCv {\romannumeral0\xintftocv }%
@@ -468,566 +470,571 @@
 \def\xintCstoF {\romannumeral0\xintcstof }%
 \def\xintcstof #1%
 {%
-    \expandafter\XINT@cstf@prep \romannumeral-`0#1,\W,%
+    \expandafter\XINT_cstf_prep \romannumeral-`0#1,\W,%
 }%
-\def\XINT@cstf@prep
+\def\XINT_cstf_prep
 {%
-    \XINT@cstf@loop@a 1001%
+    \XINT_cstf_loop_a 1001%
 }%
-\def\XINT@cstf@loop@a #1#2#3#4#5,%
+\def\XINT_cstf_loop_a #1#2#3#4#5,%
 {%
-    \xint@w #5\XINT@cstf@end\W\expandafter\XINT@cstf@loop@b
+    \xint_gob_til_w #5\XINT_cstf_end\W
+    \expandafter\XINT_cstf_loop_b
     \romannumeral0\xintraw {#5}.{#1}{#2}{#3}{#4}%
 }%
-\def\XINT@cstf@loop@b #1/#2.#3#4#5#6%
+\def\XINT_cstf_loop_b #1/#2.#3#4#5#6%
 {%
-    \expandafter\XINT@cstf@loop@c\expandafter
-    {\romannumeral0\XINT@mul@fork #2\Z #4\Z }%
-    {\romannumeral0\XINT@mul@fork #2\Z #3\Z }%
-    {\romannumeral0\xintiadd {\XINT@Mul {#2}{#6}}{\XINT@Mul {#1}{#4}}}%
-    {\romannumeral0\xintiadd {\XINT@Mul {#2}{#5}}{\XINT@Mul {#1}{#3}}}%
+    \expandafter\XINT_cstf_loop_c\expandafter
+    {\romannumeral0\XINT_mul_fork #2\Z #4\Z }%
+    {\romannumeral0\XINT_mul_fork #2\Z #3\Z }%
+    {\romannumeral0\xintiadd {\XINT_Mul {#2}{#6}}{\XINT_Mul {#1}{#4}}}%
+    {\romannumeral0\xintiadd {\XINT_Mul {#2}{#5}}{\XINT_Mul {#1}{#3}}}%
 }%
-\def\XINT@cstf@loop@c #1#2%
+\def\XINT_cstf_loop_c #1#2%
 {%
-    \expandafter\XINT@cstf@loop@d\expandafter {\expandafter{#2}{#1}}%
+    \expandafter\XINT_cstf_loop_d\expandafter {\expandafter{#2}{#1}}%
 }%
-\def\XINT@cstf@loop@d #1#2%
+\def\XINT_cstf_loop_d #1#2%
 {%
-    \expandafter\XINT@cstf@loop@e\expandafter {\expandafter{#2}#1}%
+    \expandafter\XINT_cstf_loop_e\expandafter {\expandafter{#2}#1}%
 }%
-\def\XINT@cstf@loop@e #1#2%
+\def\XINT_cstf_loop_e #1#2%
 {%
-    \expandafter\XINT@cstf@loop@a\expandafter{#2}#1%
+    \expandafter\XINT_cstf_loop_a\expandafter{#2}#1%
 }%
-\def\XINT@cstf@end #1.#2#3#4#5{\xintraw {#2/#3}[0]}%
+\def\XINT_cstf_end #1.#2#3#4#5{\xintraw {#2/#3}[0]}%
 \def\xintiCstoF {\romannumeral0\xinticstof }%
 \def\xinticstof #1%
 {%
-    \expandafter\XINT@icstf@prep \romannumeral-`0#1,\W,%
+    \expandafter\XINT_icstf_prep \romannumeral-`0#1,\W,%
 }%
-\def\XINT@icstf@prep
+\def\XINT_icstf_prep
 {%
-    \XINT@icstf@loop@a 1001%
+    \XINT_icstf_loop_a 1001%
 }%
-\def\XINT@icstf@loop@a #1#2#3#4#5,%
+\def\XINT_icstf_loop_a #1#2#3#4#5,%
 {%
-    \xint@w #5\XINT@icstf@end\W
+    \xint_gob_til_w #5\XINT_icstf_end\W
     \expandafter
-    \XINT@icstf@loop@b \romannumeral-`0#5.{#1}{#2}{#3}{#4}%
+    \XINT_icstf_loop_b \romannumeral-`0#5.{#1}{#2}{#3}{#4}%
 }%
-\def\XINT@icstf@loop@b #1.#2#3#4#5%
+\def\XINT_icstf_loop_b #1.#2#3#4#5%
 {%
-    \expandafter\XINT@icstf@loop@c\expandafter
-    {\romannumeral0\xintiadd {#5}{\XINT@Mul {#1}{#3}}}%
-    {\romannumeral0\xintiadd {#4}{\XINT@Mul {#1}{#2}}}%
+    \expandafter\XINT_icstf_loop_c\expandafter
+    {\romannumeral0\xintiadd {#5}{\XINT_Mul {#1}{#3}}}%
+    {\romannumeral0\xintiadd {#4}{\XINT_Mul {#1}{#2}}}%
     {#2}{#3}%
 }%
-\def\XINT@icstf@loop@c #1#2%
+\def\XINT_icstf_loop_c #1#2%
 {%
-    \expandafter\XINT@icstf@loop@a\expandafter {#2}{#1}%
+    \expandafter\XINT_icstf_loop_a\expandafter {#2}{#1}%
 }%
-\def\XINT@icstf@end#1.#2#3#4#5{\xintraw {#2/#3}[0]}%
+\def\XINT_icstf_end#1.#2#3#4#5{\xintraw {#2/#3}[0]}%
 \def\xintGCtoF {\romannumeral0\xintgctof }%
 \def\xintgctof #1%
 {%
-    \expandafter\XINT@gctf@prep \romannumeral-`0#1+\W/%
+    \expandafter\XINT_gctf_prep \romannumeral-`0#1+\W/%
 }%
-\def\XINT@gctf@prep
+\def\XINT_gctf_prep
 {%
-    \XINT@gctf@loop@a 1001%
+    \XINT_gctf_loop_a 1001%
 }%
-\def\XINT@gctf@loop@a #1#2#3#4#5+%
+\def\XINT_gctf_loop_a #1#2#3#4#5+%
 {%
-    \expandafter\XINT@gctf@loop@b
+    \expandafter\XINT_gctf_loop_b
     \romannumeral0\xintraw {#5}.{#1}{#2}{#3}{#4}%
 }%
-\def\XINT@gctf@loop@b #1/#2.#3#4#5#6%
+\def\XINT_gctf_loop_b #1/#2.#3#4#5#6%
 {%
-    \expandafter\XINT@gctf@loop@c\expandafter
-    {\romannumeral0\XINT@mul@fork #2\Z #4\Z }%
-    {\romannumeral0\XINT@mul@fork #2\Z #3\Z }%
-    {\romannumeral0\xintiadd {\XINT@Mul {#2}{#6}}{\XINT@Mul {#1}{#4}}}%
-    {\romannumeral0\xintiadd {\XINT@Mul {#2}{#5}}{\XINT@Mul {#1}{#3}}}%
+    \expandafter\XINT_gctf_loop_c\expandafter
+    {\romannumeral0\XINT_mul_fork #2\Z #4\Z }%
+    {\romannumeral0\XINT_mul_fork #2\Z #3\Z }%
+    {\romannumeral0\xintiadd {\XINT_Mul {#2}{#6}}{\XINT_Mul {#1}{#4}}}%
+    {\romannumeral0\xintiadd {\XINT_Mul {#2}{#5}}{\XINT_Mul {#1}{#3}}}%
 }%
-\def\XINT@gctf@loop@c #1#2%
+\def\XINT_gctf_loop_c #1#2%
 {%
-    \expandafter\XINT@gctf@loop@d\expandafter {\expandafter{#2}{#1}}%
+    \expandafter\XINT_gctf_loop_d\expandafter {\expandafter{#2}{#1}}%
 }%
-\def\XINT@gctf@loop@d #1#2%
+\def\XINT_gctf_loop_d #1#2%
 {%
-    \expandafter\XINT@gctf@loop@e\expandafter {\expandafter{#2}#1}%
+    \expandafter\XINT_gctf_loop_e\expandafter {\expandafter{#2}#1}%
 }%
-\def\XINT@gctf@loop@e #1#2%
+\def\XINT_gctf_loop_e #1#2%
 {%
-    \expandafter\XINT@gctf@loop@f\expandafter {\expandafter{#2}#1}%
+    \expandafter\XINT_gctf_loop_f\expandafter {\expandafter{#2}#1}%
 }%
-\def\XINT@gctf@loop@f #1#2/%
+\def\XINT_gctf_loop_f #1#2/%
 {%
-    \xint@w #2\XINT@gctf@end\W\expandafter\XINT@gctf@loop@g
+    \xint_gob_til_w #2\XINT_gctf_end\W
+    \expandafter\XINT_gctf_loop_g
     \romannumeral0\xintraw {#2}.#1%
 }%
-\def\XINT@gctf@loop@g #1/#2.#3#4#5#6%
+\def\XINT_gctf_loop_g #1/#2.#3#4#5#6%
 {%
-    \expandafter\XINT@gctf@loop@h\expandafter
-    {\romannumeral0\XINT@mul@fork #1\Z #6\Z }%
-    {\romannumeral0\XINT@mul@fork #1\Z #5\Z }%
-    {\romannumeral0\XINT@mul@fork #2\Z #4\Z }%
-    {\romannumeral0\XINT@mul@fork #2\Z #3\Z }%
+    \expandafter\XINT_gctf_loop_h\expandafter
+    {\romannumeral0\XINT_mul_fork #1\Z #6\Z }%
+    {\romannumeral0\XINT_mul_fork #1\Z #5\Z }%
+    {\romannumeral0\XINT_mul_fork #2\Z #4\Z }%
+    {\romannumeral0\XINT_mul_fork #2\Z #3\Z }%
 }%
-\def\XINT@gctf@loop@h #1#2%
+\def\XINT_gctf_loop_h #1#2%
 {%
-    \expandafter\XINT@gctf@loop@i\expandafter {\expandafter{#2}{#1}}%
+    \expandafter\XINT_gctf_loop_i\expandafter {\expandafter{#2}{#1}}%
 }%
-\def\XINT@gctf@loop@i #1#2%
+\def\XINT_gctf_loop_i #1#2%
 {%
-    \expandafter\XINT@gctf@loop@j\expandafter {\expandafter{#2}#1}%
+    \expandafter\XINT_gctf_loop_j\expandafter {\expandafter{#2}#1}%
 }%
-\def\XINT@gctf@loop@j #1#2%
+\def\XINT_gctf_loop_j #1#2%
 {%
-    \expandafter\XINT@gctf@loop@a\expandafter {#2}#1%
+    \expandafter\XINT_gctf_loop_a\expandafter {#2}#1%
 }%
-\def\XINT@gctf@end #1.#2#3#4#5{\xintraw {#2/#3}[0]}%
+\def\XINT_gctf_end #1.#2#3#4#5{\xintraw {#2/#3}[0]}%
 \def\xintiGCtoF {\romannumeral0\xintigctof }%
 \def\xintigctof #1%
 {%
-    \expandafter\XINT@igctf@prep \romannumeral-`0#1+\W/%
+    \expandafter\XINT_igctf_prep \romannumeral-`0#1+\W/%
 }%
-\def\XINT@igctf@prep
+\def\XINT_igctf_prep
 {%
-    \XINT@igctf@loop@a 1001%
+    \XINT_igctf_loop_a 1001%
 }%
-\def\XINT@igctf@loop@a #1#2#3#4#5+%
+\def\XINT_igctf_loop_a #1#2#3#4#5+%
 {%
-    \expandafter\XINT@igctf@loop@b
+    \expandafter\XINT_igctf_loop_b
     \romannumeral-`0#5.{#1}{#2}{#3}{#4}%
 }%
-\def\XINT@igctf@loop@b #1.#2#3#4#5%
+\def\XINT_igctf_loop_b #1.#2#3#4#5%
 {%
-    \expandafter\XINT@igctf@loop@c\expandafter
-    {\romannumeral0\xintiadd {#5}{\XINT@Mul {#1}{#3}}}%
-    {\romannumeral0\xintiadd {#4}{\XINT@Mul {#1}{#2}}}%
+    \expandafter\XINT_igctf_loop_c\expandafter
+    {\romannumeral0\xintiadd {#5}{\XINT_Mul {#1}{#3}}}%
+    {\romannumeral0\xintiadd {#4}{\XINT_Mul {#1}{#2}}}%
     {#2}{#3}%
 }%
-\def\XINT@igctf@loop@c #1#2%
+\def\XINT_igctf_loop_c #1#2%
 {%
-    \expandafter\XINT@igctf@loop@f\expandafter {\expandafter{#2}{#1}}%
+    \expandafter\XINT_igctf_loop_f\expandafter {\expandafter{#2}{#1}}%
 }%
-\def\XINT@igctf@loop@f #1#2#3#4/%
+\def\XINT_igctf_loop_f #1#2#3#4/%
 {%
-    \xint@w #4\XINT@igctf@end\W
-    \expandafter\XINT@igctf@loop@g
+    \xint_gob_til_w #4\XINT_igctf_end\W
+    \expandafter\XINT_igctf_loop_g
     \romannumeral-`0#4.{#2}{#3}#1%
 }%
-\def\XINT@igctf@loop@g #1.#2#3%
+\def\XINT_igctf_loop_g #1.#2#3%
 {%
-    \expandafter\XINT@igctf@loop@h\expandafter
-    {\romannumeral0\XINT@mul@fork #1\Z #3\Z }%
-    {\romannumeral0\XINT@mul@fork #1\Z #2\Z }%
+    \expandafter\XINT_igctf_loop_h\expandafter
+    {\romannumeral0\XINT_mul_fork #1\Z #3\Z }%
+    {\romannumeral0\XINT_mul_fork #1\Z #2\Z }%
 }%
-\def\XINT@igctf@loop@h #1#2%
+\def\XINT_igctf_loop_h #1#2%
 {%
-    \expandafter\XINT@igctf@loop@i\expandafter {#2}{#1}%
+    \expandafter\XINT_igctf_loop_i\expandafter {#2}{#1}%
 }%
-\def\XINT@igctf@loop@i #1#2#3#4%
+\def\XINT_igctf_loop_i #1#2#3#4%
 {%
-    \XINT@igctf@loop@a {#3}{#4}{#1}{#2}%
+    \XINT_igctf_loop_a {#3}{#4}{#1}{#2}%
 }%
-\def\XINT@igctf@end #1.#2#3#4#5{\xintraw {#4/#5}[0]}%
+\def\XINT_igctf_end #1.#2#3#4#5{\xintraw {#4/#5}[0]}%
 \def\xintCstoCv {\romannumeral0\xintcstocv }%
 \def\xintcstocv #1%
 {%
-    \expandafter\XINT@cstcv@prep \romannumeral-`0#1,\W,%
+    \expandafter\XINT_cstcv_prep \romannumeral-`0#1,\W,%
 }%
-\def\XINT@cstcv@prep
+\def\XINT_cstcv_prep
 {%
-    \XINT@cstcv@loop@a {}1001%
+    \XINT_cstcv_loop_a {}1001%
 }%
-\def\XINT@cstcv@loop@a #1#2#3#4#5#6,%
+\def\XINT_cstcv_loop_a #1#2#3#4#5#6,%
 {%
-    \xint@w #6\XINT@cstcv@end\W
-    \expandafter\XINT@cstcv@loop@b
+    \xint_gob_til_w #6\XINT_cstcv_end\W
+    \expandafter\XINT_cstcv_loop_b
     \romannumeral0\xintraw {#6}.{#2}{#3}{#4}{#5}{#1}%
 }%
-\def\XINT@cstcv@loop@b #1/#2.#3#4#5#6%
+\def\XINT_cstcv_loop_b #1/#2.#3#4#5#6%
 {%
-    \expandafter\XINT@cstcv@loop@c\expandafter
-    {\romannumeral0\XINT@mul@fork #2\Z #4\Z }%
-    {\romannumeral0\XINT@mul@fork #2\Z #3\Z }%
-    {\romannumeral0\xintiadd {\XINT@Mul {#2}{#6}}{\XINT@Mul {#1}{#4}}}%
-    {\romannumeral0\xintiadd {\XINT@Mul {#2}{#5}}{\XINT@Mul {#1}{#3}}}%
+    \expandafter\XINT_cstcv_loop_c\expandafter
+    {\romannumeral0\XINT_mul_fork #2\Z #4\Z }%
+    {\romannumeral0\XINT_mul_fork #2\Z #3\Z }%
+    {\romannumeral0\xintiadd {\XINT_Mul {#2}{#6}}{\XINT_Mul {#1}{#4}}}%
+    {\romannumeral0\xintiadd {\XINT_Mul {#2}{#5}}{\XINT_Mul {#1}{#3}}}%
 }%
-\def\XINT@cstcv@loop@c #1#2%
+\def\XINT_cstcv_loop_c #1#2%
 {%
-    \expandafter\XINT@cstcv@loop@d\expandafter {\expandafter{#2}{#1}}%
+    \expandafter\XINT_cstcv_loop_d\expandafter {\expandafter{#2}{#1}}%
 }%
-\def\XINT@cstcv@loop@d #1#2%
+\def\XINT_cstcv_loop_d #1#2%
 {%
-    \expandafter\XINT@cstcv@loop@e\expandafter {\expandafter{#2}#1}%
+    \expandafter\XINT_cstcv_loop_e\expandafter {\expandafter{#2}#1}%
 }%
-\def\XINT@cstcv@loop@e #1#2%
+\def\XINT_cstcv_loop_e #1#2%
 {%
-    \expandafter\XINT@cstcv@loop@f\expandafter{#2}#1%
+    \expandafter\XINT_cstcv_loop_f\expandafter{#2}#1%
 }%
-\def\XINT@cstcv@loop@f #1#2#3#4#5%
+\def\XINT_cstcv_loop_f #1#2#3#4#5%
 {%
-    \expandafter\XINT@cstcv@loop@g\expandafter
+    \expandafter\XINT_cstcv_loop_g\expandafter
     {\romannumeral0\xintraw {#1/#2}}{#5}{#1}{#2}{#3}{#4}%
 }%
-\def\XINT@cstcv@loop@g #1#2{\XINT@cstcv@loop@a {#2{#1[0]}}}%
-\def\XINT@cstcv@end #1.#2#3#4#5#6{ #6}%
+\def\XINT_cstcv_loop_g #1#2{\XINT_cstcv_loop_a {#2{#1[0]}}}%
+\def\XINT_cstcv_end #1.#2#3#4#5#6{ #6}%
 \def\xintiCstoCv {\romannumeral0\xinticstocv }%
 \def\xinticstocv #1%
 {%
-    \expandafter\XINT@icstcv@prep \romannumeral-`0#1,\W,%
+    \expandafter\XINT_icstcv_prep \romannumeral-`0#1,\W,%
 }%
-\def\XINT@icstcv@prep
+\def\XINT_icstcv_prep
 {%
-    \XINT@icstcv@loop@a {}1001%
+    \XINT_icstcv_loop_a {}1001%
 }%
-\def\XINT@icstcv@loop@a #1#2#3#4#5#6,%
+\def\XINT_icstcv_loop_a #1#2#3#4#5#6,%
 {%
-    \xint@w #6\XINT@icstcv@end\W
+    \xint_gob_til_w #6\XINT_icstcv_end\W
     \expandafter
-    \XINT@icstcv@loop@b \romannumeral-`0#6.{#2}{#3}{#4}{#5}{#1}%
+    \XINT_icstcv_loop_b \romannumeral-`0#6.{#2}{#3}{#4}{#5}{#1}%
 }%
-\def\XINT@icstcv@loop@b #1.#2#3#4#5%
+\def\XINT_icstcv_loop_b #1.#2#3#4#5%
 {%
-    \expandafter\XINT@icstcv@loop@c\expandafter
-    {\romannumeral0\xintiadd {#5}{\XINT@Mul {#1}{#3}}}%
-    {\romannumeral0\xintiadd {#4}{\XINT@Mul {#1}{#2}}}%
+    \expandafter\XINT_icstcv_loop_c\expandafter
+    {\romannumeral0\xintiadd {#5}{\XINT_Mul {#1}{#3}}}%
+    {\romannumeral0\xintiadd {#4}{\XINT_Mul {#1}{#2}}}%
     {{#2}{#3}}%
 }%
-\def\XINT@icstcv@loop@c #1#2%
+\def\XINT_icstcv_loop_c #1#2%
 {%
-    \expandafter\XINT@icstcv@loop@d\expandafter {#2}{#1}%
+    \expandafter\XINT_icstcv_loop_d\expandafter {#2}{#1}%
 }%
-\def\XINT@icstcv@loop@d #1#2%
+\def\XINT_icstcv_loop_d #1#2%
 {%
-    \expandafter\XINT@icstcv@loop@e\expandafter
+    \expandafter\XINT_icstcv_loop_e\expandafter
     {\romannumeral0\xintraw {#1/#2}}{{#1}{#2}}%
 }%
-\def\XINT@icstcv@loop@e #1#2#3#4{\XINT@icstcv@loop@a {#4{#1[0]}}#2#3}%
-\def\XINT@icstcv@end #1.#2#3#4#5#6{ #6}%
+\def\XINT_icstcv_loop_e #1#2#3#4{\XINT_icstcv_loop_a {#4{#1[0]}}#2#3}%
+\def\XINT_icstcv_end #1.#2#3#4#5#6{ #6}%
 \def\xintGCtoCv {\romannumeral0\xintgctocv }%
 \def\xintgctocv #1%
 {%
-    \expandafter\XINT@gctcv@prep \romannumeral-`0#1+\W/%
+    \expandafter\XINT_gctcv_prep \romannumeral-`0#1+\W/%
 }%
-\def\XINT@gctcv@prep
+\def\XINT_gctcv_prep
 {%
-    \XINT@gctcv@loop@a {}1001%
+    \XINT_gctcv_loop_a {}1001%
 }%
-\def\XINT@gctcv@loop@a #1#2#3#4#5#6+%
+\def\XINT_gctcv_loop_a #1#2#3#4#5#6+%
 {%
-    \expandafter\XINT@gctcv@loop@b
+    \expandafter\XINT_gctcv_loop_b
     \romannumeral0\xintraw {#6}.{#2}{#3}{#4}{#5}{#1}%
 }%
-\def\XINT@gctcv@loop@b #1/#2.#3#4#5#6%
+\def\XINT_gctcv_loop_b #1/#2.#3#4#5#6%
 {%
-    \expandafter\XINT@gctcv@loop@c\expandafter
-    {\romannumeral0\XINT@mul@fork #2\Z #4\Z }%
-    {\romannumeral0\XINT@mul@fork #2\Z #3\Z }%
-    {\romannumeral0\xintiadd {\XINT@Mul {#2}{#6}}{\XINT@Mul {#1}{#4}}}%
-    {\romannumeral0\xintiadd {\XINT@Mul {#2}{#5}}{\XINT@Mul {#1}{#3}}}%
+    \expandafter\XINT_gctcv_loop_c\expandafter
+    {\romannumeral0\XINT_mul_fork #2\Z #4\Z }%
+    {\romannumeral0\XINT_mul_fork #2\Z #3\Z }%
+    {\romannumeral0\xintiadd {\XINT_Mul {#2}{#6}}{\XINT_Mul {#1}{#4}}}%
+    {\romannumeral0\xintiadd {\XINT_Mul {#2}{#5}}{\XINT_Mul {#1}{#3}}}%
 }%
-\def\XINT@gctcv@loop@c #1#2%
+\def\XINT_gctcv_loop_c #1#2%
 {%
-    \expandafter\XINT@gctcv@loop@d\expandafter {\expandafter{#2}{#1}}%
+    \expandafter\XINT_gctcv_loop_d\expandafter {\expandafter{#2}{#1}}%
 }%
-\def\XINT@gctcv@loop@d #1#2%
+\def\XINT_gctcv_loop_d #1#2%
 {%
-    \expandafter\XINT@gctcv@loop@e\expandafter {\expandafter{#2}{#1}}%
+    \expandafter\XINT_gctcv_loop_e\expandafter {\expandafter{#2}{#1}}%
 }%
-\def\XINT@gctcv@loop@e #1#2%
+\def\XINT_gctcv_loop_e #1#2%
 {%
-    \expandafter\XINT@gctcv@loop@f\expandafter {#2}#1%
+    \expandafter\XINT_gctcv_loop_f\expandafter {#2}#1%
 }%
-\def\XINT@gctcv@loop@f #1#2%
+\def\XINT_gctcv_loop_f #1#2%
 {%
-    \expandafter\XINT@gctcv@loop@g\expandafter
+    \expandafter\XINT_gctcv_loop_g\expandafter
     {\romannumeral0\xintraw {#1/#2}}{{#1}{#2}}%
 }%
-\def\XINT@gctcv@loop@g #1#2#3#4%
+\def\XINT_gctcv_loop_g #1#2#3#4%
 {%
-    \XINT@gctcv@loop@h {#4{#1[0]}}{#2#3}%
+    \XINT_gctcv_loop_h {#4{#1[0]}}{#2#3}%
 }%
-\def\XINT@gctcv@loop@h #1#2#3/%
+\def\XINT_gctcv_loop_h #1#2#3/%
 {%
-    \xint@w #3\XINT@gctcv@end\W\expandafter\XINT@gctcv@loop@i
+    \xint_gob_til_w #3\XINT_gctcv_end\W
+    \expandafter\XINT_gctcv_loop_i
     \romannumeral0\xintraw {#3}.#2{#1}%
 }%
-\def\XINT@gctcv@loop@i #1/#2.#3#4#5#6%
+\def\XINT_gctcv_loop_i #1/#2.#3#4#5#6%
 {%
-    \expandafter\XINT@gctcv@loop@j\expandafter
-    {\romannumeral0\XINT@mul@fork #1\Z #6\Z }%
-    {\romannumeral0\XINT@mul@fork #1\Z #5\Z }%
-    {\romannumeral0\XINT@mul@fork #2\Z #4\Z }%
-    {\romannumeral0\XINT@mul@fork #2\Z #3\Z }%
+    \expandafter\XINT_gctcv_loop_j\expandafter
+    {\romannumeral0\XINT_mul_fork #1\Z #6\Z }%
+    {\romannumeral0\XINT_mul_fork #1\Z #5\Z }%
+    {\romannumeral0\XINT_mul_fork #2\Z #4\Z }%
+    {\romannumeral0\XINT_mul_fork #2\Z #3\Z }%
 }%
-\def\XINT@gctcv@loop@j #1#2%
+\def\XINT_gctcv_loop_j #1#2%
 {%
-    \expandafter\XINT@gctcv@loop@k\expandafter {\expandafter{#2}{#1}}%
+    \expandafter\XINT_gctcv_loop_k\expandafter {\expandafter{#2}{#1}}%
 }%
-\def\XINT@gctcv@loop@k #1#2%
+\def\XINT_gctcv_loop_k #1#2%
 {%
-    \expandafter\XINT@gctcv@loop@l\expandafter {\expandafter{#2}#1}%
+    \expandafter\XINT_gctcv_loop_l\expandafter {\expandafter{#2}#1}%
 }%
-\def\XINT@gctcv@loop@l #1#2%
+\def\XINT_gctcv_loop_l #1#2%
 {%
-    \expandafter\XINT@gctcv@loop@m\expandafter {\expandafter{#2}#1}%
+    \expandafter\XINT_gctcv_loop_m\expandafter {\expandafter{#2}#1}%
 }%
-\def\XINT@gctcv@loop@m #1#2{\XINT@gctcv@loop@a {#2}#1}%
-\def\XINT@gctcv@end #1.#2#3#4#5#6{ #6}%
+\def\XINT_gctcv_loop_m #1#2{\XINT_gctcv_loop_a {#2}#1}%
+\def\XINT_gctcv_end #1.#2#3#4#5#6{ #6}%
 \def\xintiGCtoCv {\romannumeral0\xintigctocv }%
 \def\xintigctocv #1%
 {%
-    \expandafter\XINT@igctcv@prep \romannumeral-`0#1+\W/%
+    \expandafter\XINT_igctcv_prep \romannumeral-`0#1+\W/%
 }%
-\def\XINT@igctcv@prep
+\def\XINT_igctcv_prep
 {%
-    \XINT@igctcv@loop@a {}1001%
+    \XINT_igctcv_loop_a {}1001%
 }%
-\def\XINT@igctcv@loop@a #1#2#3#4#5#6+%
+\def\XINT_igctcv_loop_a #1#2#3#4#5#6+%
 {%
-    \expandafter\XINT@igctcv@loop@b
+    \expandafter\XINT_igctcv_loop_b
     \romannumeral-`0#6.{#2}{#3}{#4}{#5}{#1}%
 }%
-\def\XINT@igctcv@loop@b #1.#2#3#4#5%
+\def\XINT_igctcv_loop_b #1.#2#3#4#5%
 {%
-    \expandafter\XINT@igctcv@loop@c\expandafter
-    {\romannumeral0\xintiadd {#5}{\XINT@Mul {#1}{#3}}}%
-    {\romannumeral0\xintiadd {#4}{\XINT@Mul {#1}{#2}}}%
+    \expandafter\XINT_igctcv_loop_c\expandafter
+    {\romannumeral0\xintiadd {#5}{\XINT_Mul {#1}{#3}}}%
+    {\romannumeral0\xintiadd {#4}{\XINT_Mul {#1}{#2}}}%
     {{#2}{#3}}%
 }%
-\def\XINT@igctcv@loop@c #1#2%
+\def\XINT_igctcv_loop_c #1#2%
 {%
-    \expandafter\XINT@igctcv@loop@f\expandafter {\expandafter{#2}{#1}}%
+    \expandafter\XINT_igctcv_loop_f\expandafter {\expandafter{#2}{#1}}%
 }%
-\def\XINT@igctcv@loop@f #1#2#3#4/%
+\def\XINT_igctcv_loop_f #1#2#3#4/%
 {%
-    \xint@w #4\XINT@igctcv@end@a\W
-    \expandafter\XINT@igctcv@loop@g
+    \xint_gob_til_w #4\XINT_igctcv_end_a\W
+    \expandafter\XINT_igctcv_loop_g
     \romannumeral-`0#4.#1#2{#3}%
 }%
-\def\XINT@igctcv@loop@g #1.#2#3#4#5%
+\def\XINT_igctcv_loop_g #1.#2#3#4#5%
 {%
-    \expandafter\XINT@igctcv@loop@h\expandafter
-    {\romannumeral0\XINT@mul@fork #1\Z #5\Z }%
-    {\romannumeral0\XINT@mul@fork #1\Z #4\Z }%
+    \expandafter\XINT_igctcv_loop_h\expandafter
+    {\romannumeral0\XINT_mul_fork #1\Z #5\Z }%
+    {\romannumeral0\XINT_mul_fork #1\Z #4\Z }%
     {{#2}{#3}}%
 }%
-\def\XINT@igctcv@loop@h #1#2%
+\def\XINT_igctcv_loop_h #1#2%
 {%
-    \expandafter\XINT@igctcv@loop@i\expandafter {\expandafter{#2}{#1}}%
+    \expandafter\XINT_igctcv_loop_i\expandafter {\expandafter{#2}{#1}}%
 }%
-\def\XINT@igctcv@loop@i #1#2{\XINT@igctcv@loop@k #2{#2#1}}%
-\def\XINT@igctcv@loop@k #1#2%
+\def\XINT_igctcv_loop_i #1#2{\XINT_igctcv_loop_k #2{#2#1}}%
+\def\XINT_igctcv_loop_k #1#2%
 {%
-    \expandafter\XINT@igctcv@loop@l\expandafter
+    \expandafter\XINT_igctcv_loop_l\expandafter
     {\romannumeral0\xintraw {#1/#2}}%
 }%
-\def\XINT@igctcv@loop@l #1#2#3{\XINT@igctcv@loop@a {#3{#1[0]}}#2}%
-\def\XINT@igctcv@end@a #1.#2#3#4#5%
+\def\XINT_igctcv_loop_l #1#2#3{\XINT_igctcv_loop_a {#3{#1[0]}}#2}%
+\def\XINT_igctcv_end_a #1.#2#3#4#5%
 {%
-    \expandafter\XINT@igctcv@end@b\expandafter
+    \expandafter\XINT_igctcv_end_b\expandafter
     {\romannumeral0\xintraw {#2/#3}}%
 }%
-\def\XINT@igctcv@end@b #1#2{ #2{#1[0]}}%
+\def\XINT_igctcv_end_b #1#2{ #2{#1[0]}}%
 \def\xintCntoF {\romannumeral0\xintcntof }%
 \def\xintcntof #1%
 {%
-    \expandafter\XINT@cntf\expandafter {\the\numexpr #1}%
+    \expandafter\XINT_cntf\expandafter {\the\numexpr #1}%
 }%
-\def\XINT@cntf #1#2%
+\def\XINT_cntf #1#2%
 {%
    \ifnum #1>0
-      \xint@afterfi {\expandafter\XINT@cntf@loop\expandafter
+      \xint_afterfi {\expandafter\XINT_cntf_loop\expandafter
                      {\the\numexpr #1-1\expandafter}\expandafter
                      {\romannumeral-`0#2{#1}}{#2}}%
    \else
-      \xint@afterfi
+      \xint_afterfi
          {\ifnum #1=0
-              \xint@afterfi {\expandafter\space \romannumeral-`0#2{0}}%
-          \else \xint@afterfi { 0/1[0]}%
+              \xint_afterfi {\expandafter\space \romannumeral-`0#2{0}}%
+          \else \xint_afterfi { 0/1[0]}%
           \fi}%
    \fi
 }%
-\def\XINT@cntf@loop #1#2#3%
+\def\XINT_cntf_loop #1#2#3%
 {%
-    \ifnum #1>0 \else \XINT@cntf@exit \fi
-    \expandafter\XINT@cntf@loop\expandafter
+    \ifnum #1>0 \else \XINT_cntf_exit \fi
+    \expandafter\XINT_cntf_loop\expandafter
     {\the\numexpr #1-1\expandafter }\expandafter
     {\romannumeral0\xintadd {\xintDiv {1[0]}{#2}}{#3{#1}}}%
     {#3}%
 }%
-\def\XINT@cntf@exit \fi
-    \expandafter\XINT@cntf@loop\expandafter
+\def\XINT_cntf_exit \fi
+    \expandafter\XINT_cntf_loop\expandafter
     #1\expandafter #2#3%
 {%
-    \fi\xint@gobble@ii #2%
+    \fi\xint_gobble_ii #2%
 }%
 \def\xintGCntoF {\romannumeral0\xintgcntof }%
 \def\xintgcntof #1%
 {%
-    \expandafter\XINT@gcntf\expandafter {\the\numexpr #1}%
+    \expandafter\XINT_gcntf\expandafter {\the\numexpr #1}%
 }%
-\def\XINT@gcntf #1#2#3%
+\def\XINT_gcntf #1#2#3%
 {%
    \ifnum #1>0
-      \xint@afterfi {\expandafter\XINT@gcntf@loop\expandafter
+      \xint_afterfi {\expandafter\XINT_gcntf_loop\expandafter
                      {\the\numexpr #1-1\expandafter}\expandafter
                      {\romannumeral-`0#2{#1}}{#2}{#3}}%
    \else
-      \xint@afterfi
+      \xint_afterfi
          {\ifnum #1=0
-              \xint@afterfi {\expandafter\space\romannumeral-`0#2{0}}%
-          \else \xint@afterfi { 0/1[0]}%
+              \xint_afterfi {\expandafter\space\romannumeral-`0#2{0}}%
+          \else \xint_afterfi { 0/1[0]}%
           \fi}%
    \fi
 }%
-\def\XINT@gcntf@loop #1#2#3#4%
+\def\XINT_gcntf_loop #1#2#3#4%
 {%
-    \ifnum #1>0 \else \XINT@gcntf@exit \fi
-    \expandafter\XINT@gcntf@loop\expandafter
+    \ifnum #1>0 \else \XINT_gcntf_exit \fi
+    \expandafter\XINT_gcntf_loop\expandafter
     {\the\numexpr #1-1\expandafter }\expandafter
     {\romannumeral0\xintadd {\xintDiv {#4{#1}}{#2}}{#3{#1}}}%
     {#3}{#4}%
 }%
-\def\XINT@gcntf@exit \fi
-    \expandafter\XINT@gcntf@loop\expandafter
+\def\XINT_gcntf_exit \fi
+    \expandafter\XINT_gcntf_loop\expandafter
     #1\expandafter #2#3#4%
 {%
-    \fi\xint@gobble@ii #2%
+    \fi\xint_gobble_ii #2%
 }%
 \def\xintCntoCs {\romannumeral0\xintcntocs }%
 \def\xintcntocs #1%
 {%
-    \expandafter\XINT@cntcs\expandafter {\the\numexpr #1}%
+    \expandafter\XINT_cntcs\expandafter {\the\numexpr #1}%
 }%
-\def\XINT@cntcs #1#2%
+\def\XINT_cntcs #1#2%
 {%
    \ifnum #1<0
-      \xint@afterfi { 0/1[0]}%
+      \xint_afterfi { 0/1[0]}%
    \else
-      \xint@afterfi {\expandafter\XINT@cntcs@loop\expandafter
+      \xint_afterfi {\expandafter\XINT_cntcs_loop\expandafter
                      {\the\numexpr #1-1\expandafter}\expandafter
                      {\expandafter{\romannumeral-`0#2{#1}}}{#2}}%
    \fi
 }%
-\def\XINT@cntcs@loop #1#2#3%
+\def\XINT_cntcs_loop #1#2#3%
 {%
-    \ifnum #1>-1 \else \XINT@cntcs@exit \fi
-    \expandafter\XINT@cntcs@loop\expandafter
+    \ifnum #1>-1 \else \XINT_cntcs_exit \fi
+    \expandafter\XINT_cntcs_loop\expandafter
     {\the\numexpr #1-1\expandafter }\expandafter
     {\expandafter{\romannumeral-`0#3{#1}},#2}{#3}%
 }%
-\def\XINT@cntcs@exit \fi
-    \expandafter\XINT@cntcs@loop\expandafter
+\def\XINT_cntcs_exit \fi
+    \expandafter\XINT_cntcs_loop\expandafter
     #1\expandafter #2#3%
 {%
-    \fi\XINT@cntcs@@exit #2%
+    \fi\XINT_cntcs__exit #2%
 }%
-\def\XINT@cntcs@@exit #1,{ }%
+\def\XINT_cntcs__exit #1,{ }%
 \def\xintCntoGC {\romannumeral0\xintcntogc }%
 \def\xintcntogc #1%
 {%
-    \expandafter\XINT@cntgc\expandafter {\the\numexpr #1}%
+    \expandafter\XINT_cntgc\expandafter {\the\numexpr #1}%
 }%
-\def\XINT@cntgc #1#2%
+\def\XINT_cntgc #1#2%
 {%
    \ifnum #1<0
-      \xint@afterfi { 0/1[0]}%
+      \xint_afterfi { 0/1[0]}%
    \else
-      \xint@afterfi {\expandafter\XINT@cntgc@loop\expandafter
+      \xint_afterfi {\expandafter\XINT_cntgc_loop\expandafter
                      {\the\numexpr #1-1\expandafter}\expandafter
                      {\expandafter{\romannumeral-`0#2{#1}}}{#2}}%
    \fi
 }%
-\def\XINT@cntgc@loop #1#2#3%
+\def\XINT_cntgc_loop #1#2#3%
 {%
-    \ifnum #1>-1 \else \XINT@cntgc@exit \fi
-    \expandafter\XINT@cntgc@loop\expandafter
+    \ifnum #1>-1 \else \XINT_cntgc_exit \fi
+    \expandafter\XINT_cntgc_loop\expandafter
     {\the\numexpr #1-1\expandafter }\expandafter
     {\expandafter{\romannumeral-`0#3{#1}}+1/#2}{#3}%
 }%
-\def\XINT@cntgc@exit \fi
-    \expandafter\XINT@cntgc@loop\expandafter
+\def\XINT_cntgc_exit \fi
+    \expandafter\XINT_cntgc_loop\expandafter
     #1\expandafter #2#3%
 {%
-    \fi\XINT@cntgc@@exit #2%
+    \fi\XINT_cntgc__exit #2%
 }%
-\def\XINT@cntgc@@exit #1+1/{ }%
+\def\XINT_cntgc__exit #1+1/{ }%
 \def\xintGCntoGC {\romannumeral0\xintgcntogc }%
 \def\xintgcntogc #1%
 {%
-    \expandafter\XINT@gcntgc\expandafter {\the\numexpr #1}%
+    \expandafter\XINT_gcntgc\expandafter {\the\numexpr #1}%
 }%
-\def\XINT@gcntgc #1#2#3%
+\def\XINT_gcntgc #1#2#3%
 {%
    \ifnum #1<0
-      \xint@afterfi { {0/1[0]}}%
+      \xint_afterfi { {0/1[0]}}%
    \else
-      \xint@afterfi {\expandafter\XINT@gcntgc@loop\expandafter
+      \xint_afterfi {\expandafter\XINT_gcntgc_loop\expandafter
                      {\the\numexpr #1-1\expandafter}\expandafter
                      {\expandafter{\romannumeral-`0#2{#1}}}{#2}{#3}}%
    \fi
 }%
-\def\XINT@gcntgc@loop #1#2#3#4%
+\def\XINT_gcntgc_loop #1#2#3#4%
 {%
-    \ifnum #1>-1 \else \XINT@gcntgc@exit \fi
-    \expandafter\XINT@gcntgc@loop@b\expandafter
+    \ifnum #1>-1 \else \XINT_gcntgc_exit \fi
+    \expandafter\XINT_gcntgc_loop_b\expandafter
     {\expandafter{\romannumeral-`0#4{#1}}/#2}{#3{#1}}{#1}{#3}{#4}%
 }%
-\def\XINT@gcntgc@loop@b #1#2#3%
+\def\XINT_gcntgc_loop_b #1#2#3%
 {%
-    \expandafter\XINT@gcntgc@loop\expandafter
+    \expandafter\XINT_gcntgc_loop\expandafter
     {\the\numexpr #3-1\expandafter}\expandafter
     {\expandafter{\romannumeral-`0#2}+#1}%
 }%
-\def\XINT@gcntgc@exit \fi
-    \expandafter\XINT@gcntgc@loop@b\expandafter #1#2#3#4#5%
+\def\XINT_gcntgc_exit \fi
+    \expandafter\XINT_gcntgc_loop_b\expandafter #1#2#3#4#5%
 {%
-    \fi\XINT@gcntgc@@exit #1%
+    \fi\XINT_gcntgc__exit #1%
 }%
-\def\XINT@gcntgc@@exit #1/{ }%
+\def\XINT_gcntgc__exit #1/{ }%
 \def\xintCstoGC {\romannumeral0\xintcstogc }%
 \def\xintcstogc #1%
 {%
-    \expandafter\XINT@cstc@prep \romannumeral-`0#1,\W,%
+    \expandafter\XINT_cstc_prep \romannumeral-`0#1,\W,%
 }%
-\def\XINT@cstc@prep #1,{\XINT@cstc@loop@a {{#1}}}%
-\def\XINT@cstc@loop@a #1#2,%
+\def\XINT_cstc_prep #1,{\XINT_cstc_loop_a {{#1}}}%
+\def\XINT_cstc_loop_a #1#2,%
 {%
-    \xint@w #2\XINT@cstc@end\W\XINT@cstc@loop@b {#1}{#2}%
+    \xint_gob_til_w #2\XINT_cstc_end\W
+    \XINT_cstc_loop_b {#1}{#2}%
 }%
-\def\XINT@cstc@loop@b #1#2{\XINT@cstc@loop@a {#1+1/{#2}}}%
-\def\XINT@cstc@end\W\XINT@cstc@loop@b #1#2{ #1}%
+\def\XINT_cstc_loop_b #1#2{\XINT_cstc_loop_a {#1+1/{#2}}}%
+\def\XINT_cstc_end\W\XINT_cstc_loop_b #1#2{ #1}%
 \def\xintGCtoGC {\romannumeral0\xintgctogc }%
 \def\xintgctogc #1%
 {%
-    \expandafter\XINT@gctgc@start \romannumeral-`0#1+\W/%
+    \expandafter\XINT_gctgc_start \romannumeral-`0#1+\W/%
 }%
-\def\XINT@gctgc@start {\XINT@gctgc@loop@a {}}%
-\def\XINT@gctgc@loop@a #1#2+#3/%
+\def\XINT_gctgc_start {\XINT_gctgc_loop_a {}}%
+\def\XINT_gctgc_loop_a #1#2+#3/%
 {%
-    \xint@w #3\XINT@gctgc@end\W\expandafter\XINT@gctgc@loop@b\expandafter
+    \xint_gob_til_w #3\XINT_gctgc_end\W
+    \expandafter\XINT_gctgc_loop_b\expandafter
     {\romannumeral-`0#2}{#3}{#1}%
 }%
-\def\XINT@gctgc@loop@b #1#2%
+\def\XINT_gctgc_loop_b #1#2%
 {%
-    \expandafter\XINT@gctgc@loop@c\expandafter
+    \expandafter\XINT_gctgc_loop_c\expandafter
     {\romannumeral-`0#2}{#1}%
 }%
-\def\XINT@gctgc@loop@c #1#2#3%
+\def\XINT_gctgc_loop_c #1#2#3%
 {%
-    \XINT@gctgc@loop@a {#3{#2}+{#1}/}%
+    \XINT_gctgc_loop_a {#3{#2}+{#1}/}%
 }%
-\def\XINT@gctgc@end\W\expandafter\XINT@gctgc@loop@b
+\def\XINT_gctgc_end\W\expandafter\XINT_gctgc_loop_b
 {%
-    \expandafter\XINT@gctgc@@end
+    \expandafter\XINT_gctgc__end
 }%
-\def\XINT@gctgc@@end #1#2#3{ #3{#1}}%
-\XINT@cfrac@restorecatcodes@endinput%
+\def\XINT_gctgc__end #1#2#3{ #3{#1}}%
+\XINT_cfrac_restorecatcodes_endinput%
 \endinput
 %%
 %% End of file `xintcfrac.sty'.
diff --git a/Master/texmf-dist/tex/generic/xint/xintfrac.sty b/Master/texmf-dist/tex/generic/xint/xintfrac.sty
index b74569d3c1b..a63770ad592 100644
--- a/Master/texmf-dist/tex/generic/xint/xintfrac.sty
+++ b/Master/texmf-dist/tex/generic/xint/xintfrac.sty
@@ -22,7 +22,7 @@
 %% in the same archive or directory.)
 %%
 %%----------------------------------------------------------------
-%% The xint bundle (version 1.06a of May 9, 2013)
+%% The xint bundle (version 1.06b of May 14, 2013)
 %% xintfrac: Expandable operations on fractions
 %% Copyright (C) 2013 by Jean-Francois Burnol
 %%----------------------------------------------------------------
@@ -108,11 +108,11 @@
   \endlinechar=13 %
   \catcode123=1   % {
   \catcode125=2   % }
-  \catcode64=11   % @
+  \catcode95=11   % _
   \def\x
   {%
       \endgroup
-      \edef\XINT@frac@restorecatcodes@endinput
+      \edef\XINT_frac_restorecatcodes_endinput
       {%
         \catcode94=\the\catcode94   % ^
         \catcode93=\the\catcode93   % ]
@@ -130,7 +130,7 @@
         \catcode45=\the\catcode45   % -
         \catcode44=\the\catcode44   % ,
         \catcode35=\the\catcode35   % #
-        \catcode64=\the\catcode64   % @
+        \catcode95=\the\catcode95   % _
         \catcode125=\the\catcode125 % }
         \catcode123=\the\catcode123 % {
         \endlinechar=\the\endlinechar
@@ -139,13 +139,14 @@
         \catcode61=\the\catcode61\relax   % =
         \noexpand\endinput
       }%
-      \XINT@setcatcodes
+      \XINT_setcatcodes
       \catcode91=12 % [
       \catcode93=12 % ]
       \catcode94=7  % ^
   }%
 \x
 \begingroup
+  \catcode64=11 % @
   \catcode58=12 % :
   \expandafter\ifx\csname ProvidesPackage\endcsname\relax
     \def\x#1#2#3[#4]{\endgroup
@@ -165,745 +166,750 @@
   \fi
 \expandafter\x\csname ver@xintfrac.sty\endcsname
 \ProvidesPackage{xintfrac}%
-  [2013/05/09 v1.06a Expandable operations on fractions (jfB)]%
+  [2013/05/14 v1.06b Expandable operations on fractions (jfB)]%
 \def\xintLen {\romannumeral0\xintlen }%
 \def\xintlen #1%
 {%
-    \expandafter\XINT@flen\romannumeral0\XINT@infrac {#1}%
+    \expandafter\XINT_flen\romannumeral0\XINT_infrac {#1}%
 }%
-\def\XINT@flen #1#2#3%
+\def\XINT_flen #1#2#3%
 {%
     \expandafter\space
-    \the\numexpr -1+\XINT@Abs {#1}+\XINT@Len {#2}+\XINT@Len {#3}\relax
+    \the\numexpr -1+\XINT_Abs {#1}+\XINT_Len {#2}+\XINT_Len {#3}\relax
 }%
-\def\XINT@outfrac #1#2#3%
+\def\XINT_outfrac #1#2#3%
 {%
-    \ifcase\XINT@Sgn{#3}
-        \expandafter \XINT@outfrac@divisionbyzero
+    \ifcase\XINT_Sgn{#3}
+        \expandafter \XINT_outfrac_divisionbyzero
     \or
-        \expandafter \XINT@outfrac@P
+        \expandafter \XINT_outfrac_P
     \else
-        \expandafter \XINT@outfrac@N
+        \expandafter \XINT_outfrac_N
     \fi
     {#2}{#3}[#1]%
 }%
-\def\XINT@outfrac@divisionbyzero #1#2{\xintError:DivisionByZero\space #1/0}%
-\def\XINT@outfrac@P #1#2%
+\def\XINT_outfrac_divisionbyzero #1#2{\xintError:DivisionByZero\space #1/0}%
+\def\XINT_outfrac_P #1#2%
 {%
-    \ifcase\XINT@Sgn{#1}
-        \expandafter\XINT@outfrac@Zero
+    \ifcase\XINT_Sgn{#1}
+        \expandafter\XINT_outfrac_Zero
     \fi
     \space #1/#2%
 }%
-\def\XINT@outfrac@Zero #1[#2]{ 0/1[0]}%
-\def\XINT@outfrac@N #1#2%
+\def\XINT_outfrac_Zero #1[#2]{ 0/1[0]}%
+\def\XINT_outfrac_N #1#2%
 {%
-    \expandafter\XINT@outfrac@N@a\expandafter
-    {\romannumeral0\XINT@opp #2}{\romannumeral0\XINT@opp #1}%
+    \expandafter\XINT_outfrac_N_a\expandafter
+    {\romannumeral0\XINT_opp #2}{\romannumeral0\XINT_opp #1}%
 }%
-\def\XINT@outfrac@N@a #1#2%
+\def\XINT_outfrac_N_a #1#2%
 {%
-    \expandafter\XINT@outfrac@P\expandafter {#2}{#1}%
+    \expandafter\XINT_outfrac_P\expandafter {#2}{#1}%
 }%
-\def\XINT@inFrac {\romannumeral0\XINT@infrac }%
-\def\XINT@infrac #1%
+\def\XINT_inFrac {\romannumeral0\XINT_infrac }%
+\def\XINT_infrac #1%
 {%
-    \expandafter\XINT@infrac@ \romannumeral-`0#1[\W]\Z\T
+    \expandafter\XINT_infrac_ \romannumeral-`0#1[\W]\Z\T
 }%
-\def\XINT@infrac@ #1[#2#3]#4\Z
+\def\XINT_infrac_ #1[#2#3]#4\Z
 {%
-    \xint@UDwfork
-      #2\dummy \XINT@infrac@A
-      \W\dummy \XINT@infrac@B
-    \xint@UDkrof
+    \xint_UDwfork
+      #2\dummy \XINT_infrac_A
+      \W\dummy \XINT_infrac_B
+    \krof
     #1[#2#3]#4%
 }%
-\def\XINT@infrac@A #1[\W]\T
+\def\XINT_infrac_A #1[\W]\T
 {%
-    \XINT@frac #1/\W\Z
+    \XINT_frac #1/\W\Z
 }%
-\def\XINT@infrac@B #1%
+\def\XINT_infrac_B #1%
 {%
-    \xint@zero #1\XINT@infrac@Zero0\XINT@infrac@BB #1%
+    \xint_gob_til_zero #1\XINT_infrac_Zero0\XINT_infrac_BB #1%
 }%
-\def\XINT@infrac@BB #1[\W]\T {\XINT@infrac@BC #1/\W\Z }%
-\def\XINT@infrac@BC #1/#2#3\Z
+\def\XINT_infrac_BB #1[\W]\T {\XINT_infrac_BC #1/\W\Z }%
+\def\XINT_infrac_BC #1/#2#3\Z
 {%
-    \xint@UDwfork
-     #2\dummy \XINT@infrac@BCa
-     \W\dummy {\expandafter\XINT@infrac@BCb \romannumeral-`0#2}%
-    \xint@UDkrof
+    \xint_UDwfork
+     #2\dummy \XINT_infrac_BCa
+     \W\dummy {\expandafter\XINT_infrac_BCb \romannumeral-`0#2}%
+    \krof
     #3\Z #1\Z
 }%
-\def\XINT@infrac@BCa \Z #1[#2]#3\Z { {#2}{#1}{1}}%
-\def\XINT@infrac@BCb #1[#2]/\W\Z #3\Z { {#2}{#3}{#1}}%
-\def\XINT@infrac@Zero #1\T { {0}{0}{1}}%
-\def\XINT@frac #1/#2#3\Z
+\def\XINT_infrac_BCa \Z #1[#2]#3\Z { {#2}{#1}{1}}%
+\def\XINT_infrac_BCb #1[#2]/\W\Z #3\Z { {#2}{#3}{#1}}%
+\def\XINT_infrac_Zero #1\T { {0}{0}{1}}%
+\def\XINT_frac #1/#2#3\Z
 {%
-    \xint@UDwfork
-     #2\dummy \XINT@frac@A
-     \W\dummy {\expandafter\XINT@frac@B \romannumeral-`0#2}%
-    \xint@UDkrof
+    \xint_UDwfork
+     #2\dummy \XINT_frac_A
+     \W\dummy {\expandafter\XINT_frac_B \romannumeral-`0#2}%
+    \krof
     #3.\W\Z #1.\W\Z
 }%
-\def\XINT@frac@B #1.#2#3\Z
+\def\XINT_frac_B #1.#2#3\Z
 {%
-    \xint@UDwfork
-      #2\dummy \XINT@frac@Ba
-      \W\dummy {\XINT@frac@Bb #2}%
-    \xint@UDkrof
+    \xint_UDwfork
+      #2\dummy \XINT_frac_Ba
+      \W\dummy {\XINT_frac_Bb #2}%
+    \krof
     #3\Z #1\Z
 }%
-\def\XINT@frac@Bb #1/\W.\W\Z #2\Z
+\def\XINT_frac_Bb #1/\W.\W\Z #2\Z
 {%
-    \expandafter \XINT@frac@C \expandafter
-    {\romannumeral0\XINT@length {#1}}{#2#1}%
+    \expandafter \XINT_frac_C \expandafter
+    {\romannumeral0\XINT_length {#1}}{#2#1}%
 }%
-\def\XINT@frac@Ba \Z #1/\W\Z {\XINT@frac@C {0}{#1}}%
-\def\XINT@frac@A .\W\Z {\XINT@frac@C {0}{1}}%
-\def\XINT@frac@C #1#2#3.#4#5\Z
+\def\XINT_frac_Ba \Z #1/\W\Z {\XINT_frac_C {0}{#1}}%
+\def\XINT_frac_A .\W\Z {\XINT_frac_C {0}{1}}%
+\def\XINT_frac_C #1#2#3.#4#5\Z
 {%
-    \xint@UDwfork
-      #4\dummy \XINT@frac@Ca
-      \W\dummy {\XINT@frac@Cb #4}%
-    \xint@UDkrof
+    \xint_UDwfork
+      #4\dummy \XINT_frac_Ca
+      \W\dummy {\XINT_frac_Cb #4}%
+    \krof
     #5\Z #3\Z {#1}{#2}%
 }%
-\def\XINT@frac@Ca \Z #1\Z {\XINT@frac@D {0}{#1}}%
-\def\XINT@frac@Cb #1.\W\Z #2\Z
+\def\XINT_frac_Ca \Z #1\Z {\XINT_frac_D {0}{#1}}%
+\def\XINT_frac_Cb #1.\W\Z #2\Z
 {%
-    \expandafter\XINT@frac@D\expandafter
-    {\romannumeral0\XINT@length {#1}}{#2#1}%
+    \expandafter\XINT_frac_D\expandafter
+    {\romannumeral0\XINT_length {#1}}{#2#1}%
 }%
-\def\XINT@frac@D #1#2#3#4%
+\def\XINT_frac_D #1#2#3#4%
 {%
-    \expandafter \XINT@frac@E \expandafter
+    \expandafter \XINT_frac_E \expandafter
     {\the\numexpr -#1+#3\expandafter}\expandafter
-    {\romannumeral0\XINT@num@loop #2\R\R\R\R\R\R\R\R\Z }%
-    {\romannumeral0\XINT@num@loop #4\R\R\R\R\R\R\R\R\Z }%
+    {\romannumeral0\XINT_num_loop #2%
+     \xint_relax\xint_relax\xint_relax\xint_relax
+     \xint_relax\xint_relax\xint_relax\xint_relax\Z }%
+    {\romannumeral0\XINT_num_loop #4%
+     \xint_relax\xint_relax\xint_relax\xint_relax
+     \xint_relax\xint_relax\xint_relax\xint_relax\Z }%
 }%
-\def\XINT@frac@E #1#2#3%
+\def\XINT_frac_E #1#2#3%
 {%
-   \expandafter \XINT@frac@F  #3\Z {#2}{#1}%
+   \expandafter \XINT_frac_F  #3\Z {#2}{#1}%
 }%
-\def\XINT@frac@F #1%
+\def\XINT_frac_F #1%
 {%
-    \xint@UDzerominusfork
-      #1-\dummy  \XINT@frac@Gdivisionbyzero
-      0#1\dummy  \XINT@frac@Gneg
-       0-\dummy  {\XINT@frac@Gpos #1}%
-    \xint@UDkrof
+    \xint_UDzerominusfork
+      #1-\dummy  \XINT_frac_Gdivisionbyzero
+      0#1\dummy  \XINT_frac_Gneg
+       0-\dummy  {\XINT_frac_Gpos #1}%
+    \krof
 }%
-\def\XINT@frac@Gdivisionbyzero #1\Z #2#3%
+\def\XINT_frac_Gdivisionbyzero #1\Z #2#3%
 {%
    \xintError:DivisionByZero\space {0}{#2}{0}%
 }%
-\def\XINT@frac@Gneg #1\Z #2#3%
+\def\XINT_frac_Gneg #1\Z #2#3%
 {%
-    \expandafter\XINT@frac@H \expandafter{\romannumeral0\XINT@opp #2}{#3}{#1}%
+    \expandafter\XINT_frac_H \expandafter{\romannumeral0\XINT_opp #2}{#3}{#1}%
 }%
-\def\XINT@frac@H #1#2{ {#2}{#1}}%
-\def\XINT@frac@Gpos #1\Z #2#3{ {#3}{#2}{#1}}%
-\def\XINT@factortens #1%
+\def\XINT_frac_H #1#2{ {#2}{#1}}%
+\def\XINT_frac_Gpos #1\Z #2#3{ {#3}{#2}{#1}}%
+\def\XINT_factortens #1%
 {%
-    \expandafter\XINT@cuz@cnt@loop\expandafter
-    {\expandafter}\romannumeral0\XINT@rord@main {}#1%
-      \xint@UNDEF
-        \xint@undef\xint@undef\xint@undef\xint@undef
-        \xint@undef\xint@undef\xint@undef\xint@undef
-      \xint@UNDEF
+    \expandafter\XINT_cuz_cnt_loop\expandafter
+    {\expandafter}\romannumeral0\XINT_rord_main {}#1%
+      \xint_relax
+        \xint_undef\xint_undef\xint_undef\xint_undef
+        \xint_undef\xint_undef\xint_undef\xint_undef
+      \xint_relax
     \R\R\R\R\R\R\R\R\Z
 }%
-\def\XINT@cuz@cnt #1%
+\def\XINT_cuz_cnt #1%
 {%
-    \XINT@cuz@cnt@loop {}#1\R\R\R\R\R\R\R\R\Z
+    \XINT_cuz_cnt_loop {}#1\R\R\R\R\R\R\R\R\Z
 }%
-\def\XINT@cuz@cnt@loop #1#2#3#4#5#6#7#8#9%
+\def\XINT_cuz_cnt_loop #1#2#3#4#5#6#7#8#9%
 {%
-    \xint@r #9\XINT@cuz@cnt@toofara \R
-    \expandafter\XINT@cuz@cnt@checka\expandafter
+    \xint_gob_til_r #9\XINT_cuz_cnt_toofara \R
+    \expandafter\XINT_cuz_cnt_checka\expandafter
     {\the\numexpr #1+8\relax}{#2#3#4#5#6#7#8#9}%
 }%
-\def\XINT@cuz@cnt@toofara\R
-    \expandafter\XINT@cuz@cnt@checka\expandafter #1#2%
+\def\XINT_cuz_cnt_toofara\R
+    \expandafter\XINT_cuz_cnt_checka\expandafter #1#2%
 {%
-    \XINT@cuz@cnt@toofarb {#1}#2%
+    \XINT_cuz_cnt_toofarb {#1}#2%
 }%
-\def\XINT@cuz@cnt@toofarb #1#2\Z {\XINT@cuz@cnt@toofarc #2\Z {#1}}%
-\def\XINT@cuz@cnt@toofarc #1#2#3#4#5#6#7#8%
+\def\XINT_cuz_cnt_toofarb #1#2\Z {\XINT_cuz_cnt_toofarc #2\Z {#1}}%
+\def\XINT_cuz_cnt_toofarc #1#2#3#4#5#6#7#8%
 {%
-    \xint@r #2\XINT@cuz@cnt@toofard 7%
-            #3\XINT@cuz@cnt@toofard 6%
-            #4\XINT@cuz@cnt@toofard 5%
-            #5\XINT@cuz@cnt@toofard 4%
-            #6\XINT@cuz@cnt@toofard 3%
-            #7\XINT@cuz@cnt@toofard 2%
-            #8\XINT@cuz@cnt@toofard 1%
+    \xint_gob_til_r #2\XINT_cuz_cnt_toofard 7%
+            #3\XINT_cuz_cnt_toofard 6%
+            #4\XINT_cuz_cnt_toofard 5%
+            #5\XINT_cuz_cnt_toofard 4%
+            #6\XINT_cuz_cnt_toofard 3%
+            #7\XINT_cuz_cnt_toofard 2%
+            #8\XINT_cuz_cnt_toofard 1%
             \Z #1#2#3#4#5#6#7#8%
 }%
-\def\XINT@cuz@cnt@toofard #1#2\Z #3\R #4\Z #5%
+\def\XINT_cuz_cnt_toofard #1#2\Z #3\R #4\Z #5%
 {%
-    \expandafter\XINT@cuz@cnt@toofare
+    \expandafter\XINT_cuz_cnt_toofare
     \the\numexpr #3\relax \R\R\R\R\R\R\R\R\Z
     {\the\numexpr #5-#1\relax}\R\Z
 }%
-\def\XINT@cuz@cnt@toofare #1#2#3#4#5#6#7#8%
+\def\XINT_cuz_cnt_toofare #1#2#3#4#5#6#7#8%
 {%
-    \xint@r #2\XINT@cuz@cnt@stopc 1%
-            #3\XINT@cuz@cnt@stopc 2%
-            #4\XINT@cuz@cnt@stopc 3%
-            #5\XINT@cuz@cnt@stopc 4%
-            #6\XINT@cuz@cnt@stopc 5%
-            #7\XINT@cuz@cnt@stopc 6%
-            #8\XINT@cuz@cnt@stopc 7%
+    \xint_gob_til_r #2\XINT_cuz_cnt_stopc 1%
+            #3\XINT_cuz_cnt_stopc 2%
+            #4\XINT_cuz_cnt_stopc 3%
+            #5\XINT_cuz_cnt_stopc 4%
+            #6\XINT_cuz_cnt_stopc 5%
+            #7\XINT_cuz_cnt_stopc 6%
+            #8\XINT_cuz_cnt_stopc 7%
             \Z #1#2#3#4#5#6#7#8%
 }%
-\def\XINT@cuz@cnt@checka #1#2%
+\def\XINT_cuz_cnt_checka #1#2%
 {%
-    \expandafter\XINT@cuz@cnt@checkb\the\numexpr #2\relax \Z {#1}%
+    \expandafter\XINT_cuz_cnt_checkb\the\numexpr #2\relax \Z {#1}%
 }%
-\def\XINT@cuz@cnt@checkb #1%
+\def\XINT_cuz_cnt_checkb #1%
 {%
-    \xint@zero #1\expandafter\XINT@cuz@cnt@loop\xint@z
-    0\XINT@cuz@cnt@stopa #1%
+    \xint_gob_til_zero #1\expandafter\XINT_cuz_cnt_loop\xint_gob_til_z
+    0\XINT_cuz_cnt_stopa #1%
 }%
-\def\XINT@cuz@cnt@stopa #1\Z
+\def\XINT_cuz_cnt_stopa #1\Z
 {%
-    \XINT@cuz@cnt@stopb #1\R\R\R\R\R\R\R\R\Z %
+    \XINT_cuz_cnt_stopb #1\R\R\R\R\R\R\R\R\Z %
 }%
-\def\XINT@cuz@cnt@stopb #1#2#3#4#5#6#7#8#9%
+\def\XINT_cuz_cnt_stopb #1#2#3#4#5#6#7#8#9%
 {%
-    \xint@r #2\XINT@cuz@cnt@stopc 1%
-            #3\XINT@cuz@cnt@stopc 2%
-            #4\XINT@cuz@cnt@stopc 3%
-            #5\XINT@cuz@cnt@stopc 4%
-            #6\XINT@cuz@cnt@stopc 5%
-            #7\XINT@cuz@cnt@stopc 6%
-            #8\XINT@cuz@cnt@stopc 7%
-            #9\XINT@cuz@cnt@stopc 8%
+    \xint_gob_til_r #2\XINT_cuz_cnt_stopc 1%
+            #3\XINT_cuz_cnt_stopc 2%
+            #4\XINT_cuz_cnt_stopc 3%
+            #5\XINT_cuz_cnt_stopc 4%
+            #6\XINT_cuz_cnt_stopc 5%
+            #7\XINT_cuz_cnt_stopc 6%
+            #8\XINT_cuz_cnt_stopc 7%
+            #9\XINT_cuz_cnt_stopc 8%
             \Z #1#2#3#4#5#6#7#8#9%
 }%
-\def\XINT@cuz@cnt@stopc #1#2\Z #3\R #4\Z #5%
+\def\XINT_cuz_cnt_stopc #1#2\Z #3\R #4\Z #5%
 {%
-    \expandafter\XINT@cuz@cnt@stopd\expandafter
+    \expandafter\XINT_cuz_cnt_stopd\expandafter
     {\the\numexpr #5-#1}#3%
 }%
-\def\XINT@cuz@cnt@stopd #1#2\R #3\Z
+\def\XINT_cuz_cnt_stopd #1#2\R #3\Z
 {%
     \expandafter\space\expandafter
-     {\romannumeral0\XINT@rord@main {}#2%
-      \xint@UNDEF
-        \xint@undef\xint@undef\xint@undef\xint@undef
-        \xint@undef\xint@undef\xint@undef\xint@undef
-      \xint@UNDEF }{#1}%
+     {\romannumeral0\XINT_rord_main {}#2%
+      \xint_relax
+        \xint_undef\xint_undef\xint_undef\xint_undef
+        \xint_undef\xint_undef\xint_undef\xint_undef
+      \xint_relax }{#1}%
 }%
 \def\xintRaw {\romannumeral0\xintraw }%
 \def\xintraw
 {%
-    \expandafter\XINT@raw\romannumeral0\XINT@infrac
+    \expandafter\XINT_raw\romannumeral0\XINT_infrac
 }%
-\def\XINT@raw #1%
+\def\XINT_raw #1%
 {%
-    \ifcase\XINT@Sgn {#1}
-      \expandafter\XINT@raw@Ba
+    \ifcase\XINT_Sgn {#1}
+      \expandafter\XINT_raw_Ba
     \or
-      \expandafter\XINT@raw@A
+      \expandafter\XINT_raw_A
     \else
-      \expandafter\XINT@raw@Ba
+      \expandafter\XINT_raw_Ba
     \fi
     {#1}%
 }%
-\def\XINT@raw@A  #1#2#3{\xint@dsh {#2}{-#1}/#3}%
-\def\XINT@raw@Ba #1#2#3{\expandafter\XINT@raw@Bb
-                        \expandafter{\romannumeral0\xint@dsh {#3}{#1}}{#2}}%
-\def\XINT@raw@Bb #1#2{ #2/#1}%
+\def\XINT_raw_A  #1#2#3{\xint_dsh {#2}{-#1}/#3}%
+\def\XINT_raw_Ba #1#2#3{\expandafter\XINT_raw_Bb
+                        \expandafter{\romannumeral0\xint_dsh {#3}{#1}}{#2}}%
+\def\XINT_raw_Bb #1#2{ #2/#1}%
 \def\xintNumerator {\romannumeral0\xintnumerator }%
 \def\xintnumerator
 {%
-    \expandafter\XINT@numer\romannumeral0\XINT@infrac
+    \expandafter\XINT_numer\romannumeral0\XINT_infrac
 }%
-\def\XINT@numer #1%
+\def\XINT_numer #1%
 {%
-    \ifcase\XINT@Sgn {#1}
-      \expandafter\XINT@numer@B
+    \ifcase\XINT_Sgn {#1}
+      \expandafter\XINT_numer_B
     \or
-      \expandafter\XINT@numer@A
+      \expandafter\XINT_numer_A
     \else
-      \expandafter\XINT@numer@B
+      \expandafter\XINT_numer_B
     \fi
     {#1}%
 }%
-\def\XINT@numer@A #1#2#3{\xint@dsh {#2}{-#1}}%
-\def\XINT@numer@B #1#2#3{ #2}%
+\def\XINT_numer_A #1#2#3{\xint_dsh {#2}{-#1}}%
+\def\XINT_numer_B #1#2#3{ #2}%
 \def\xintDenominator {\romannumeral0\xintdenominator }%
 \def\xintdenominator
 {%
-    \expandafter\XINT@denom\romannumeral0\XINT@infrac
+    \expandafter\XINT_denom\romannumeral0\XINT_infrac
 }%
-\def\XINT@denom #1%
+\def\XINT_denom #1%
 {%
-    \ifcase\XINT@Sgn {#1}
-      \expandafter\XINT@denom@B
+    \ifcase\XINT_Sgn {#1}
+      \expandafter\XINT_denom_B
     \or
-      \expandafter\XINT@denom@A
+      \expandafter\XINT_denom_A
     \else
-      \expandafter\XINT@denom@B
+      \expandafter\XINT_denom_B
     \fi
     {#1}%
 }%
-\def\XINT@denom@A #1#2#3{ #3}%
-\def\XINT@denom@B #1#2#3{\xint@dsh {#3}{#1}}%
+\def\XINT_denom_A #1#2#3{ #3}%
+\def\XINT_denom_B #1#2#3{\xint_dsh {#3}{#1}}%
 \def\xintFrac {\romannumeral0\xintfrac }%
 \def\xintfrac #1%
 {%
-    \expandafter\XINT@@frac@A\romannumeral0\XINT@infrac {#1}%
+    \expandafter\XINT__frac_A\romannumeral0\XINT_infrac {#1}%
 }%
-\def\XINT@@frac@A #1{\XINT@@frac@B #1\Z }%
-\def\XINT@@frac@B #1#2\Z
+\def\XINT__frac_A #1{\XINT__frac_B #1\Z }%
+\def\XINT__frac_B #1#2\Z
 {%
-    \xint@zero #1\XINT@@frac@C 0\XINT@@frac@D {10^{#1#2}}%
+    \xint_gob_til_zero #1\XINT__frac_C 0\XINT__frac_D {10^{#1#2}}%
 }%
-\def\XINT@@frac@C #1#2#3#4#5%
+\def\XINT__frac_C #1#2#3#4#5%
 {%
-    \ifcase\XINT@isOne {#5}
-    \or \xint@afterfi {\expandafter\xint@firstoftwo@andstop\xint@gobble@ii }%
+    \ifcase\XINT_isOne {#5}
+    \or \xint_afterfi {\expandafter\xint_firstoftwo_andstop\xint_gobble_ii }%
     \fi
     \space
     \frac {#4}{#5}%
 }%
-\def\XINT@@frac@D #1#2#3%
+\def\XINT__frac_D #1#2#3%
 {%
-    \ifcase\XINT@isOne {#3}
-    \or \XINT@@frac@E
+    \ifcase\XINT_isOne {#3}
+    \or \XINT__frac_E
     \fi
     \space
     \frac {#2}{#3}#1%
 }%
-\def\XINT@@frac@E \fi #1#2#3#4{\fi \space #3\cdot }%
+\def\XINT__frac_E \fi #1#2#3#4{\fi \space #3\cdot }%
 \def\xintSignedFrac {\romannumeral0\xintsignedfrac }%
 \def\xintsignedfrac #1%
 {%
-    \expandafter\XINT@sgnfrac@a\romannumeral0\XINT@infrac {#1}%
+    \expandafter\XINT_sgnfrac_a\romannumeral0\XINT_infrac {#1}%
 }%
-\def\XINT@sgnfrac@a #1#2%
+\def\XINT_sgnfrac_a #1#2%
 {%
-    \XINT@sgnfrac@b #2\Z {#1}%
+    \XINT_sgnfrac_b #2\Z {#1}%
 }%
-\def\XINT@sgnfrac@b #1%
+\def\XINT_sgnfrac_b #1%
 {%
-    \xint@UDsignfork
-      #1\dummy \XINT@sgnfrac@N
-       -\dummy {\XINT@sgnfrac@P #1}%
-    \xint@UDkrof
+    \xint_UDsignfork
+      #1\dummy \XINT_sgnfrac_N
+       -\dummy {\XINT_sgnfrac_P #1}%
+    \krof
 }%
-\def\XINT@sgnfrac@P #1\Z #2%
+\def\XINT_sgnfrac_P #1\Z #2%
 {%
-    \XINT@@frac@A {#2}{#1}%
+    \XINT__frac_A {#2}{#1}%
 }%
-\def\XINT@sgnfrac@N
+\def\XINT_sgnfrac_N
 {%
-    \expandafter\xint@minus@andstop\romannumeral0\XINT@sgnfrac@P
+    \expandafter\xint_minus_andstop\romannumeral0\XINT_sgnfrac_P
 }%
 \def\xintFwOver {\romannumeral0\xintfwover }%
 \def\xintfwover #1%
 {%
-    \expandafter\XINT@fwover@A\romannumeral0\XINT@infrac {#1}%
+    \expandafter\XINT_fwover_A\romannumeral0\XINT_infrac {#1}%
 }%
-\def\XINT@fwover@A #1{\XINT@fwover@B #1\Z }%
-\def\XINT@fwover@B #1#2\Z
+\def\XINT_fwover_A #1{\XINT_fwover_B #1\Z }%
+\def\XINT_fwover_B #1#2\Z
 {%
-    \xint@zero #1\XINT@fwover@C 0\XINT@fwover@D {10^{#1#2}}%
+    \xint_gob_til_zero #1\XINT_fwover_C 0\XINT_fwover_D {10^{#1#2}}%
 }%
-\def\XINT@fwover@C #1#2#3#4#5%
+\def\XINT_fwover_C #1#2#3#4#5%
 {%
-    \ifcase\XINT@isOne {#5}
-       \xint@afterfi { {#4\over #5}}%
+    \ifcase\XINT_isOne {#5}
+       \xint_afterfi { {#4\over #5}}%
     \or
-       \xint@afterfi { #4}%
+       \xint_afterfi { #4}%
     \fi
 }%
-\def\XINT@fwover@D #1#2#3%
+\def\XINT_fwover_D #1#2#3%
 {%
-    \ifcase\XINT@isOne {#3}
-      \xint@afterfi { {#2\over #3}}%
+    \ifcase\XINT_isOne {#3}
+      \xint_afterfi { {#2\over #3}}%
     \or
-      \xint@afterfi { #2\cdot }%
+      \xint_afterfi { #2\cdot }%
     \fi
     #1%
 }%
 \def\xintSignedFwOver {\romannumeral0\xintsignedfwover }%
 \def\xintsignedfwover #1%
 {%
-    \expandafter\XINT@sgnfwover@a\romannumeral0\XINT@infrac {#1}%
+    \expandafter\XINT_sgnfwover_a\romannumeral0\XINT_infrac {#1}%
 }%
-\def\XINT@sgnfwover@a #1#2%
+\def\XINT_sgnfwover_a #1#2%
 {%
-    \XINT@sgnfwover@b #2\Z {#1}%
+    \XINT_sgnfwover_b #2\Z {#1}%
 }%
-\def\XINT@sgnfwover@b #1%
+\def\XINT_sgnfwover_b #1%
 {%
-    \xint@UDsignfork
-      #1\dummy \XINT@sgnfwover@N
-       -\dummy {\XINT@sgnfwover@P #1}%
-    \xint@UDkrof
+    \xint_UDsignfork
+      #1\dummy \XINT_sgnfwover_N
+       -\dummy {\XINT_sgnfwover_P #1}%
+    \krof
 }%
-\def\XINT@sgnfwover@P #1\Z #2%
+\def\XINT_sgnfwover_P #1\Z #2%
 {%
-    \XINT@fwover@A {#2}{#1}%
+    \XINT_fwover_A {#2}{#1}%
 }%
-\def\XINT@sgnfwover@N
+\def\XINT_sgnfwover_N
 {%
-    \expandafter\xint@minus@andstop\romannumeral0\XINT@sgnfwover@P
+    \expandafter\xint_minus_andstop\romannumeral0\XINT_sgnfwover_P
 }%
 \def\xintREZ {\romannumeral0\xintrez }%
 \def\xintrez
 {%
-    \expandafter\XINT@rez@A\romannumeral0\XINT@infrac
+    \expandafter\XINT_rez_A\romannumeral0\XINT_infrac
 }%
-\def\XINT@rez@A #1#2%
+\def\XINT_rez_A #1#2%
 {%
-    \XINT@rez@AB #2\Z {#1}%
+    \XINT_rez_AB #2\Z {#1}%
 }%
-\def\XINT@rez@AB #1%
+\def\XINT_rez_AB #1%
 {%
-    \xint@UDzerominusfork
-      #1-\dummy \XINT@rez@zero
-      0#1\dummy \XINT@rez@neg
-       0-\dummy {\XINT@rez@B #1}%
-    \xint@UDkrof
+    \xint_UDzerominusfork
+      #1-\dummy \XINT_rez_zero
+      0#1\dummy \XINT_rez_neg
+       0-\dummy {\XINT_rez_B #1}%
+    \krof
 }%
-\def\XINT@rez@zero #1\Z #2#3{ 0/1[0]}%
-\def\XINT@rez@neg {\expandafter\xint@minus@andstop\romannumeral0\XINT@rez@B }%
-\def\XINT@rez@B #1\Z
+\def\XINT_rez_zero #1\Z #2#3{ 0/1[0]}%
+\def\XINT_rez_neg {\expandafter\xint_minus_andstop\romannumeral0\XINT_rez_B }%
+\def\XINT_rez_B #1\Z
 {%
-    \expandafter\XINT@rez@C\romannumeral0\XINT@factortens {#1}%
+    \expandafter\XINT_rez_C\romannumeral0\XINT_factortens {#1}%
 }%
-\def\XINT@rez@C #1#2#3#4%
+\def\XINT_rez_C #1#2#3#4%
 {%
-    \expandafter\XINT@rez@D\romannumeral0\XINT@factortens {#4}{#3}{#2}{#1}%
+    \expandafter\XINT_rez_D\romannumeral0\XINT_factortens {#4}{#3}{#2}{#1}%
 }%
-\def\XINT@rez@D #1#2#3#4#5%
+\def\XINT_rez_D #1#2#3#4#5%
 {%
-    \expandafter\XINT@rez@E\expandafter
+    \expandafter\XINT_rez_E\expandafter
     {\the\numexpr #3+#4-#2}{#1}{#5}%
 }%
-\def\XINT@rez@E #1#2#3{ #3/#2[#1]}%
+\def\XINT_rez_E #1#2#3{ #3/#2[#1]}%
 \def\xintIrr {\romannumeral0\xintirr }%
 \def\xintirr #1%
 {%
-    \expandafter\XINT@irr@start\romannumeral0\xintraw {#1}\Z
+    \expandafter\XINT_irr_start\romannumeral0\xintraw {#1}\Z
 }%
-\def\XINT@irr@start #1#2/#3\Z
+\def\XINT_irr_start #1#2/#3\Z
 {%
-    \ifcase\XINT@isOne {#3}
-      \xint@afterfi
-          {\xint@UDsignfork
-               #1\dummy \XINT@irr@negative
-                -\dummy {\XINT@irr@nonneg #1}%
-           \xint@UDkrof}%
+    \ifcase\XINT_isOne {#3}
+      \xint_afterfi
+          {\xint_UDsignfork
+               #1\dummy \XINT_irr_negative
+                -\dummy {\XINT_irr_nonneg #1}%
+           \krof}%
     \or
-      \xint@afterfi{\XINT@irr@denomisone #1}%
+      \xint_afterfi{\XINT_irr_denomisone #1}%
     \fi
     #2\Z {#3}%
 }%
-\def\XINT@irr@denomisone #1\Z #2{ #1}%
-\def\XINT@irr@negative   #1\Z #2{\XINT@irr@D #1\Z #2\Z \xint@minus@andstop}%
-\def\XINT@irr@nonneg     #1\Z #2{\XINT@irr@D #1\Z #2\Z \space}%
-\def\XINT@irr@D #1#2\Z #3#4\Z
-{%
-    \xint@UDzerosfork
-       #3#1\dummy \XINT@irr@indeterminate
-       #30\dummy  \XINT@irr@divisionbyzero
-       #10\dummy  \XINT@irr@zero
-        00\dummy  \XINT@irr@loop@a
-    \xint@UDkrof
+\def\XINT_irr_denomisone #1\Z #2{ #1}%
+\def\XINT_irr_negative   #1\Z #2{\XINT_irr_D #1\Z #2\Z \xint_minus_andstop}%
+\def\XINT_irr_nonneg     #1\Z #2{\XINT_irr_D #1\Z #2\Z \space}%
+\def\XINT_irr_D #1#2\Z #3#4\Z
+{%
+    \xint_UDzerosfork
+       #3#1\dummy \XINT_irr_indeterminate
+       #30\dummy  \XINT_irr_divisionbyzero
+       #10\dummy  \XINT_irr_zero
+        00\dummy  \XINT_irr_loop_a
+    \krof
     {#3#4}{#1#2}{#3#4}{#1#2}%
 }%
-\def\XINT@irr@indeterminate #1#2#3#4#5{\xintError:NaN\space 0/0}%
-\def\XINT@irr@divisionbyzero #1#2#3#4#5{\xintError:DivisionByZero #5#2/0}%
-\def\XINT@irr@zero #1#2#3#4#5{ 0}%
-\def\XINT@irr@loop@a #1#2%
+\def\XINT_irr_indeterminate #1#2#3#4#5{\xintError:NaN\space 0/0}%
+\def\XINT_irr_divisionbyzero #1#2#3#4#5{\xintError:DivisionByZero #5#2/0}%
+\def\XINT_irr_zero #1#2#3#4#5{ 0}%
+\def\XINT_irr_loop_a #1#2%
 {%
-    \expandafter\XINT@irr@loop@d
-    \romannumeral0\XINT@div@prepare {#1}{#2}{#1}%
+    \expandafter\XINT_irr_loop_d
+    \romannumeral0\XINT_div_prepare {#1}{#2}{#1}%
 }%
-\def\XINT@irr@loop@d #1#2%
+\def\XINT_irr_loop_d #1#2%
 {%
-    \XINT@irr@loop@e #2\Z
+    \XINT_irr_loop_e #2\Z
 }%
-\def\XINT@irr@loop@e #1#2\Z
+\def\XINT_irr_loop_e #1#2\Z
 {%
-    \xint@zero #1\xint@irr@loop@exit0\XINT@irr@loop@a {#1#2}%
+    \xint_gob_til_zero #1\xint_irr_loop_exit0\XINT_irr_loop_a {#1#2}%
 }%
-\def\xint@irr@loop@exit0\XINT@irr@loop@a #1#2#3#4%
+\def\xint_irr_loop_exit0\XINT_irr_loop_a #1#2#3#4%
 {%
-    \expandafter\XINT@irr@loop@exitb\expandafter
+    \expandafter\XINT_irr_loop_exitb\expandafter
     {\romannumeral0\xintiquo {#3}{#2}}%
     {\romannumeral0\xintiquo {#4}{#2}}%
 }%
-\def\XINT@irr@loop@exitb #1#2%
+\def\XINT_irr_loop_exitb #1#2%
 {%
-   \expandafter\XINT@irr@finish\expandafter {#2}{#1}%
+   \expandafter\XINT_irr_finish\expandafter {#2}{#1}%
 }%
-\def\XINT@irr@finish #1#2#3%
+\def\XINT_irr_finish #1#2#3%
 {%
-    \ifcase\XINT@isOne {#2}
-      \xint@afterfi {#3#1/#2}%
+    \ifcase\XINT_isOne {#2}
+      \xint_afterfi {#3#1/#2}%
     \or
-      \xint@afterfi {#3#1}%
+      \xint_afterfi {#3#1}%
     \fi
 }%
 \def\xintNum {\romannumeral0\xintnum }%
-\def\xintnum #1{\expandafter\XINT@intcheck\romannumeral0\xintirr {#1}/\W\Z }%
-\def\XINT@intcheck #1/#2#3\Z
+\def\xintnum #1{\expandafter\XINT_intcheck\romannumeral0\xintirr {#1}/\W\Z }%
+\def\XINT_intcheck #1/#2#3\Z
 {%
-    \xint@w #2\xint@gobble@ii\W\xintError:NotAnInteger
+    \xint_gob_til_w #2\xint_gobble_ii\W
+    \xintError:NotAnInteger
     \space #1%
 }%
 \def\xintJrr {\romannumeral0\xintjrr }%
 \def\xintjrr #1%
 {%
-    \expandafter\XINT@jrr@start\romannumeral0\xintraw {#1}\Z
+    \expandafter\XINT_jrr_start\romannumeral0\xintraw {#1}\Z
 }%
-\def\XINT@jrr@start #1#2/#3\Z
+\def\XINT_jrr_start #1#2/#3\Z
 {%
-    \ifcase\XINT@isOne {#3}
-      \xint@afterfi
-          {\xint@UDsignfork
-               #1\dummy \XINT@jrr@negative
-                -\dummy {\XINT@jrr@nonneg #1}%
-           \xint@UDkrof}%
+    \ifcase\XINT_isOne {#3}
+      \xint_afterfi
+          {\xint_UDsignfork
+               #1\dummy \XINT_jrr_negative
+                -\dummy {\XINT_jrr_nonneg #1}%
+           \krof}%
     \or
-      \xint@afterfi{\XINT@jrr@denomisone #1}%
+      \xint_afterfi{\XINT_jrr_denomisone #1}%
     \fi
     #2\Z {#3}%
 }%
-\def\XINT@jrr@denomisone #1\Z #2{ #1}%
-\def\XINT@jrr@negative   #1\Z #2{\XINT@jrr@D #1\Z #2\Z \xint@minus@andstop }%
-\def\XINT@jrr@nonneg     #1\Z #2{\XINT@jrr@D #1\Z #2\Z \space}%
-\def\XINT@jrr@D #1#2\Z #3#4\Z
-{%
-    \xint@UDzerosfork
-       #3#1\dummy \XINT@jrr@indeterminate
-       #30\dummy  \XINT@jrr@divisionbyzero
-       #10\dummy  \XINT@jrr@zero
-        00\dummy  \XINT@jrr@loop@a
-    \xint@UDkrof
+\def\XINT_jrr_denomisone #1\Z #2{ #1}%
+\def\XINT_jrr_negative   #1\Z #2{\XINT_jrr_D #1\Z #2\Z \xint_minus_andstop }%
+\def\XINT_jrr_nonneg     #1\Z #2{\XINT_jrr_D #1\Z #2\Z \space}%
+\def\XINT_jrr_D #1#2\Z #3#4\Z
+{%
+    \xint_UDzerosfork
+       #3#1\dummy \XINT_jrr_indeterminate
+       #30\dummy  \XINT_jrr_divisionbyzero
+       #10\dummy  \XINT_jrr_zero
+        00\dummy  \XINT_jrr_loop_a
+    \krof
     {#3#4}{#1#2}1001%
 }%
-\def\XINT@jrr@indeterminate #1#2#3#4#5#6#7{\xintError:NaN\space 0/0}%
-\def\XINT@jrr@divisionbyzero #1#2#3#4#5#6#7{\xintError:DivisionByZero #7#2/0}%
-\def\XINT@jrr@zero #1#2#3#4#5#6#7{ 0}%
-\def\XINT@jrr@loop@a #1#2%
+\def\XINT_jrr_indeterminate #1#2#3#4#5#6#7{\xintError:NaN\space 0/0}%
+\def\XINT_jrr_divisionbyzero #1#2#3#4#5#6#7{\xintError:DivisionByZero #7#2/0}%
+\def\XINT_jrr_zero #1#2#3#4#5#6#7{ 0}%
+\def\XINT_jrr_loop_a #1#2%
 {%
-    \expandafter\XINT@jrr@loop@b
-    \romannumeral0\XINT@div@prepare {#1}{#2}{#1}%
+    \expandafter\XINT_jrr_loop_b
+    \romannumeral0\XINT_div_prepare {#1}{#2}{#1}%
 }%
-\def\XINT@jrr@loop@b #1#2#3#4#5#6#7%
+\def\XINT_jrr_loop_b #1#2#3#4#5#6#7%
 {%
-    \expandafter \XINT@jrr@loop@c \expandafter
-        {\romannumeral0\xintiadd{\XINT@Mul{#4}{#1}}{#6}}%
-        {\romannumeral0\xintiadd{\XINT@Mul{#5}{#1}}{#7}}%
+    \expandafter \XINT_jrr_loop_c \expandafter
+        {\romannumeral0\xintiadd{\XINT_Mul{#4}{#1}}{#6}}%
+        {\romannumeral0\xintiadd{\XINT_Mul{#5}{#1}}{#7}}%
     {#2}{#3}{#4}{#5}%
 }%
-\def\XINT@jrr@loop@c #1#2%
+\def\XINT_jrr_loop_c #1#2%
 {%
-    \expandafter \XINT@jrr@loop@d \expandafter{#2}{#1}%
+    \expandafter \XINT_jrr_loop_d \expandafter{#2}{#1}%
 }%
-\def\XINT@jrr@loop@d #1#2#3#4%
+\def\XINT_jrr_loop_d #1#2#3#4%
 {%
-    \XINT@jrr@loop@e #3\Z {#4}{#2}{#1}%
+    \XINT_jrr_loop_e #3\Z {#4}{#2}{#1}%
 }%
-\def\XINT@jrr@loop@e #1#2\Z
+\def\XINT_jrr_loop_e #1#2\Z
 {%
-    \xint@zero #1\xint@jrr@loop@exit0\XINT@jrr@loop@a {#1#2}%
+    \xint_gob_til_zero #1\xint_jrr_loop_exit0\XINT_jrr_loop_a {#1#2}%
 }%
-\def\xint@jrr@loop@exit0\XINT@jrr@loop@a #1#2#3#4#5#6%
+\def\xint_jrr_loop_exit0\XINT_jrr_loop_a #1#2#3#4#5#6%
 {%
-    \XINT@irr@finish {#3}{#4}%
+    \XINT_irr_finish {#3}{#4}%
 }%
 \def\xintTrunc {\romannumeral0\xinttrunc }%
 \def\xintiTrunc {\romannumeral0\xintitrunc }%
 \def\xinttrunc #1%
 {%
-    \expandafter\XINT@trunc\expandafter {\the\numexpr #1}%
+    \expandafter\XINT_trunc\expandafter {\the\numexpr #1}%
 }%
-\def\XINT@trunc #1#2%
+\def\XINT_trunc #1#2%
 {%
-    \expandafter\XINT@trunc@G
-    \romannumeral0\expandafter\XINT@trunc@A
-    \romannumeral0\XINT@infrac {#2}{#1}{#1}%
+    \expandafter\XINT_trunc_G
+    \romannumeral0\expandafter\XINT_trunc_A
+    \romannumeral0\XINT_infrac {#2}{#1}{#1}%
 }%
 \def\xintitrunc #1%
 {%
-    \expandafter\XINT@itrunc\expandafter {\the\numexpr #1}%
+    \expandafter\XINT_itrunc\expandafter {\the\numexpr #1}%
 }%
-\def\XINT@itrunc #1#2%
+\def\XINT_itrunc #1#2%
 {%
-    \expandafter\XINT@itrunc@G
-    \romannumeral0\expandafter\XINT@trunc@A
-    \romannumeral0\XINT@infrac {#2}{#1}{#1}%
+    \expandafter\XINT_itrunc_G
+    \romannumeral0\expandafter\XINT_trunc_A
+    \romannumeral0\XINT_infrac {#2}{#1}{#1}%
 }%
-\def\XINT@trunc@A #1#2#3#4%
+\def\XINT_trunc_A #1#2#3#4%
 {%
-    \expandafter\XINT@trunc@checkifzero
+    \expandafter\XINT_trunc_checkifzero
     \expandafter{\the\numexpr #1+#4}#2\Z {#3}%
 }%
-\def\XINT@trunc@checkifzero #1#2#3\Z
+\def\XINT_trunc_checkifzero #1#2#3\Z
 {%
-    \xint@zero #2\XINT@trunc@iszero0\XINT@trunc@B {#1}{#2#3}%
+    \xint_gob_til_zero #2\XINT_trunc_iszero0\XINT_trunc_B {#1}{#2#3}%
 }%
-\def\XINT@trunc@iszero #1#2#3#4#5{ 0\Z 0}%
-\def\XINT@trunc@B #1%
+\def\XINT_trunc_iszero #1#2#3#4#5{ 0\Z 0}%
+\def\XINT_trunc_B #1%
 {%
-    \ifcase\XINT@Sgn {#1}
-      \expandafter\XINT@trunc@D
+    \ifcase\XINT_Sgn {#1}
+      \expandafter\XINT_trunc_D
     \or
-      \expandafter\XINT@trunc@D
+      \expandafter\XINT_trunc_D
     \else
-      \expandafter\XINT@trunc@C
+      \expandafter\XINT_trunc_C
     \fi
     {#1}%
 }%
-\def\XINT@trunc@C #1#2#3%
+\def\XINT_trunc_C #1#2#3%
 {%
-    \expandafter \XINT@trunc@E
-    \romannumeral0\xint@dsh {#3}{#1}\Z #2\Z
+    \expandafter \XINT_trunc_E
+    \romannumeral0\xint_dsh {#3}{#1}\Z #2\Z
 }%
-\def\XINT@trunc@D #1#2%
+\def\XINT_trunc_D #1#2%
 {%
-    \expandafter \XINT@trunc@DE \expandafter
-    {\romannumeral0\xint@dsh {#2}{-#1}}%
+    \expandafter \XINT_trunc_DE \expandafter
+    {\romannumeral0\xint_dsh {#2}{-#1}}%
 }%
-\def\XINT@trunc@DE #1#2{\XINT@trunc@E #2\Z #1\Z }%
-\def\XINT@trunc@E #1#2\Z #3#4\Z
+\def\XINT_trunc_DE #1#2{\XINT_trunc_E #2\Z #1\Z }%
+\def\XINT_trunc_E #1#2\Z #3#4\Z
 {%
-    \xint@UDsignsfork
-          #1#3\dummy \XINT@trunc@minusminus
-           #1-\dummy {\XINT@trunc@minusplus #3}%
-           #3-\dummy {\XINT@trunc@plusminus #1}%
-            --\dummy {\XINT@trunc@plusplus  #3#1}%
-    \xint@UDkrof
+    \xint_UDsignsfork
+          #1#3\dummy \XINT_trunc_minusminus
+           #1-\dummy {\XINT_trunc_minusplus #3}%
+           #3-\dummy {\XINT_trunc_plusminus #1}%
+            --\dummy {\XINT_trunc_plusplus  #3#1}%
+    \krof
     {#4}{#2}%
 }%
-\def\XINT@trunc@minusminus #1#2{\xintiquo {#1}{#2}\Z \space}%
-\def\XINT@trunc@minusplus #1#2#3{\xintiquo {#1#2}{#3}\Z \xint@minus@andstop}%
-\def\XINT@trunc@plusminus #1#2#3{\xintiquo {#2}{#1#3}\Z \xint@minus@andstop}%
-\def\XINT@trunc@plusplus  #1#2#3#4{\xintiquo {#1#3}{#2#4}\Z \space}%
-\def\XINT@itrunc@G #1#2\Z #3#4%
+\def\XINT_trunc_minusminus #1#2{\xintiquo {#1}{#2}\Z \space}%
+\def\XINT_trunc_minusplus #1#2#3{\xintiquo {#1#2}{#3}\Z \xint_minus_andstop}%
+\def\XINT_trunc_plusminus #1#2#3{\xintiquo {#2}{#1#3}\Z \xint_minus_andstop}%
+\def\XINT_trunc_plusplus  #1#2#3#4{\xintiquo {#1#3}{#2#4}\Z \space}%
+\def\XINT_itrunc_G #1#2\Z #3#4%
 {%
-    \xint@zero #1\XINT@trunc@zero 0\xint@firstoftwo {#3#1#2}0%
+    \xint_gob_til_zero #1\XINT_trunc_zero 0\xint_firstoftwo {#3#1#2}0%
 }%
-\def\XINT@trunc@G #1\Z #2#3%
+\def\XINT_trunc_G #1\Z #2#3%
 {%
-    \xint@zero #2\XINT@trunc@zero 0%
-    \expandafter\XINT@trunc@H\expandafter
-    {\the\numexpr\romannumeral0\XINT@length {#1}-#3}{#3}{#1}#2%
+    \xint_gob_til_zero #2\XINT_trunc_zero 0%
+    \expandafter\XINT_trunc_H\expandafter
+    {\the\numexpr\romannumeral0\XINT_length {#1}-#3}{#3}{#1}#2%
 }%
-\def\XINT@trunc@zero 0#10{ 0}%
-\def\XINT@trunc@H #1#2%
+\def\XINT_trunc_zero 0#10{ 0}%
+\def\XINT_trunc_H #1#2%
 {%
     \ifnum #1 > 0
-        \xint@afterfi {\XINT@trunc@Ha {#2}}%
+        \xint_afterfi {\XINT_trunc_Ha {#2}}%
     \else
-        \xint@afterfi {\XINT@trunc@Hb {-#1}}% -0,--1,--2, ....
+        \xint_afterfi {\XINT_trunc_Hb {-#1}}% -0,--1,--2, ....
     \fi
 }%
-\def\XINT@trunc@Ha
+\def\XINT_trunc_Ha
 {%
-  \expandafter\XINT@trunc@Haa\romannumeral0\xintdecsplit
+  \expandafter\XINT_trunc_Haa\romannumeral0\xintdecsplit
 }%
-\def\XINT@trunc@Haa #1#2#3%
+\def\XINT_trunc_Haa #1#2#3%
 {%
     #3#1.#2%
 }%
-\def\XINT@trunc@Hb #1#2#3%
+\def\XINT_trunc_Hb #1#2#3%
 {%
     \expandafter #3\expandafter0\expandafter.%
-    \romannumeral0\XINT@dsx@zeroloop {#1}\Z {}#2% #1=-0 possible!
+    \romannumeral0\XINT_dsx_zeroloop {#1}\Z {}#2% #1=-0 possible!
 }%
 \def\xintRound {\romannumeral0\xintround }%
 \def\xintiRound {\romannumeral0\xintiround }%
 \def\xintround #1%
 {%
-    \expandafter\XINT@round\expandafter {\the\numexpr #1}%
+    \expandafter\XINT_round\expandafter {\the\numexpr #1}%
 }%
-\def\XINT@round
+\def\XINT_round
 {%
-    \expandafter\XINT@trunc@G\romannumeral0\XINT@round@A
+    \expandafter\XINT_trunc_G\romannumeral0\XINT_round_A
 }%
 \def\xintiround #1%
 {%
-    \expandafter\XINT@iround\expandafter {\the\numexpr #1}%
+    \expandafter\XINT_iround\expandafter {\the\numexpr #1}%
 }%
-\def\XINT@iround
+\def\XINT_iround
 {%
-    \expandafter\XINT@itrunc@G\romannumeral0\XINT@round@A
+    \expandafter\XINT_itrunc_G\romannumeral0\XINT_round_A
 }%
-\def\XINT@round@A #1#2%
+\def\XINT_round_A #1#2%
 {%
-    \expandafter\XINT@round@B
-    \romannumeral0\expandafter\XINT@trunc@A
-    \romannumeral0\XINT@infrac {#2}{\the\numexpr #1+1\relax}{#1}%
+    \expandafter\XINT_round_B
+    \romannumeral0\expandafter\XINT_trunc_A
+    \romannumeral0\XINT_infrac {#2}{\the\numexpr #1+1\relax}{#1}%
 }%
-\def\XINT@round@B #1\Z
+\def\XINT_round_B #1\Z
 {%
-    \expandafter\XINT@round@C
-    \romannumeral0\XINT@rord@main {}#1%
-      \xint@UNDEF
-        \xint@undef\xint@undef\xint@undef\xint@undef
-        \xint@undef\xint@undef\xint@undef\xint@undef
-      \xint@UNDEF
+    \expandafter\XINT_round_C
+    \romannumeral0\XINT_rord_main {}#1%
+      \xint_relax
+        \xint_undef\xint_undef\xint_undef\xint_undef
+        \xint_undef\xint_undef\xint_undef\xint_undef
+      \xint_relax
     \Z
 }%
-\def\XINT@round@C #1%
+\def\XINT_round_C #1%
 {%
     \ifnum #1<5
-        \expandafter\XINT@round@Daa
+        \expandafter\XINT_round_Daa
     \else
-        \expandafter\XINT@round@Dba
+        \expandafter\XINT_round_Dba
     \fi
 }%
-\def\XINT@round@Daa #1%
+\def\XINT_round_Daa #1%
 {%
-    \xint@z #1\XINT@round@Daz\Z \XINT@round@Da #1%
+    \xint_gob_til_z #1\XINT_round_Daz\Z \XINT_round_Da #1%
 }%
-\def\XINT@round@Daz\Z \XINT@round@Da \Z { 0\Z }%
-\def\XINT@round@Da #1\Z
+\def\XINT_round_Daz\Z \XINT_round_Da \Z { 0\Z }%
+\def\XINT_round_Da #1\Z
 {%
-    \XINT@rord@main {}#1%
-      \xint@UNDEF
-        \xint@undef\xint@undef\xint@undef\xint@undef
-        \xint@undef\xint@undef\xint@undef\xint@undef
-      \xint@UNDEF  \Z
+    \XINT_rord_main {}#1%
+      \xint_relax
+        \xint_undef\xint_undef\xint_undef\xint_undef
+        \xint_undef\xint_undef\xint_undef\xint_undef
+      \xint_relax  \Z
 }%
-\def\XINT@round@Dba #1%
+\def\XINT_round_Dba #1%
 {%
-    \xint@z #1\XINT@round@Dbz\Z \XINT@round@Db #1%
+    \xint_gob_til_z #1\XINT_round_Dbz\Z \XINT_round_Db #1%
 }%
-\def\XINT@round@Dbz\Z \XINT@round@Db \Z { 1\Z }%
-\def\XINT@round@Db #1\Z
+\def\XINT_round_Dbz\Z \XINT_round_Db \Z { 1\Z }%
+\def\XINT_round_Db #1\Z
 {%
-    \XINT@addm@A 0{}1000\W\X\Y\Z #1000\W\X\Y\Z \Z
+    \XINT_addm_A 0{}1000\W\X\Y\Z #1000\W\X\Y\Z \Z
 }%
 \def\xintAdd {\romannumeral0\xintadd }%
 \def\xintadd #1%
 {%
-    \expandafter\xint@fadd\expandafter {\romannumeral0\XINT@infrac {#1}}%
+    \expandafter\xint_fadd\expandafter {\romannumeral0\XINT_infrac {#1}}%
 }%
-\def\xint@fadd #1#2{\expandafter\XINT@fadd@A\romannumeral0\XINT@infrac{#2}#1}%
-\def\XINT@fadd@A #1#2#3#4%
+\def\xint_fadd #1#2{\expandafter\XINT_fadd_A\romannumeral0\XINT_infrac{#2}#1}%
+\def\XINT_fadd_A #1#2#3#4%
 {%
     \ifnum #4 > #1
-       \xint@afterfi {\XINT@fadd@B {#1}}%
+       \xint_afterfi {\XINT_fadd_B {#1}}%
     \else
-       \xint@afterfi {\XINT@fadd@B {#4}}%
+       \xint_afterfi {\XINT_fadd_B {#4}}%
     \fi
     {#1}{#4}{#2}{#3}%
 }%
-\def\XINT@fadd@B #1#2#3#4#5#6#7%
+\def\XINT_fadd_B #1#2#3#4#5#6#7%
 {%
-    \expandafter\XINT@fadd@C\expandafter
+    \expandafter\XINT_fadd_C\expandafter
     {\romannumeral0\xintimul {#7}{#5}}%
     {\romannumeral0\xintiadd
     {\romannumeral0\xintimul {\xintDSH {\the\numexpr -#3+#1\relax}{#6}}{#5}}%
@@ -911,30 +917,30 @@
     }%
     {#1}%
 }%
-\def\XINT@fadd@C #1#2#3%
+\def\XINT_fadd_C #1#2#3%
 {%
-    \expandafter\XINT@fadd@D\expandafter {#2}{#3}{#1}%
+    \expandafter\XINT_fadd_D\expandafter {#2}{#3}{#1}%
 }%
-\def\XINT@fadd@D #1#2{\XINT@outfrac {#2}{#1}}%
+\def\XINT_fadd_D #1#2{\XINT_outfrac {#2}{#1}}%
 \def\xintSub {\romannumeral0\xintsub }%
 \def\xintsub #1%
 {%
-    \expandafter\xint@fsub\expandafter {\romannumeral0\XINT@infrac {#1}}%
+    \expandafter\xint_fsub\expandafter {\romannumeral0\XINT_infrac {#1}}%
 }%
-\def\xint@fsub #1#2%
-   {\expandafter\XINT@fsub@A\romannumeral0\XINT@infrac {#2}#1}%
-\def\XINT@fsub@A #1#2#3#4%
+\def\xint_fsub #1#2%
+   {\expandafter\XINT_fsub_A\romannumeral0\XINT_infrac {#2}#1}%
+\def\XINT_fsub_A #1#2#3#4%
 {%
     \ifnum #4 > #1
-       \xint@afterfi {\XINT@fsub@B {#1}}%
+       \xint_afterfi {\XINT_fsub_B {#1}}%
     \else
-       \xint@afterfi {\XINT@fsub@B {#4}}%
+       \xint_afterfi {\XINT_fsub_B {#4}}%
     \fi
     {#1}{#4}{#2}{#3}%
 }%
-\def\XINT@fsub@B #1#2#3#4#5#6#7%
+\def\XINT_fsub_B #1#2#3#4#5#6#7%
 {%
-    \expandafter\XINT@fsub@C\expandafter
+    \expandafter\XINT_fsub_C\expandafter
     {\romannumeral0\xintimul {#7}{#5}}%
     {\romannumeral0\xintisub
     {\romannumeral0\xintimul {\xintDSH {\the\numexpr -#3+#1\relax}{#6}}{#5}}%
@@ -942,151 +948,151 @@
     }%
     {#1}%
 }%
-\def\XINT@fsub@C #1#2#3%
+\def\XINT_fsub_C #1#2#3%
 {%
-    \expandafter\XINT@fsub@D\expandafter {#2}{#3}{#1}%
+    \expandafter\XINT_fsub_D\expandafter {#2}{#3}{#1}%
 }%
-\def\XINT@fsub@D #1#2{\XINT@outfrac {#2}{#1}}%
+\def\XINT_fsub_D #1#2{\XINT_outfrac {#2}{#1}}%
 \def\xintSum {\romannumeral0\xintsum }%
 \def\xintsum #1{\xintsumexpr #1\relax }%
 \def\xintSumExpr {\romannumeral0\xintsumexpr }%
-\def\xintsumexpr {\expandafter\XINT@fsumexpr\romannumeral-`0}%
-\def\XINT@fsumexpr {\XINT@fsum@loop@a {0/1[0]}}%
-\def\XINT@fsum@loop@a #1#2%
+\def\xintsumexpr {\expandafter\XINT_fsumexpr\romannumeral-`0}%
+\def\XINT_fsumexpr {\XINT_fsum_loop_a {0/1[0]}}%
+\def\XINT_fsum_loop_a #1#2%
 {%
-    \expandafter\XINT@fsum@loop@b \romannumeral-`0#2\Z {#1}%
+    \expandafter\XINT_fsum_loop_b \romannumeral-`0#2\Z {#1}%
 }%
-\def\XINT@fsum@loop@b #1%
+\def\XINT_fsum_loop_b #1%
 {%
-    \xint@relax #1\XINT@fsum@finished\relax
-    \XINT@fsum@loop@c #1%
+    \xint_gob_til_relax #1\XINT_fsum_finished\relax
+    \XINT_fsum_loop_c #1%
 }%
-\def\XINT@fsum@loop@c #1\Z #2%
+\def\XINT_fsum_loop_c #1\Z #2%
 {%
-    \expandafter\XINT@fsum@loop@a\expandafter{\romannumeral0\xintadd {#2}{#1}}%
+    \expandafter\XINT_fsum_loop_a\expandafter{\romannumeral0\xintadd {#2}{#1}}%
 }%
-\def\XINT@fsum@finished #1\Z #2{ #2}%
+\def\XINT_fsum_finished #1\Z #2{ #2}%
 \def\xintMul {\romannumeral0\xintmul }%
 \def\xintmul #1%
 {%
-    \expandafter\xint@fmul\expandafter {\romannumeral0\XINT@infrac {#1}}%
+    \expandafter\xint_fmul\expandafter {\romannumeral0\XINT_infrac {#1}}%
 }%
-\def\xint@fmul #1#2%
-   {\expandafter\XINT@fmul@A\romannumeral0\XINT@infrac {#2}#1}%
-\def\XINT@fmul@A #1#2#3#4#5#6%
+\def\xint_fmul #1#2%
+   {\expandafter\XINT_fmul_A\romannumeral0\XINT_infrac {#2}#1}%
+\def\XINT_fmul_A #1#2#3#4#5#6%
 {%
-    \expandafter\XINT@fmul@B
+    \expandafter\XINT_fmul_B
     \expandafter{\the\numexpr #1+#4\expandafter}%
     \expandafter{\romannumeral0\xintimul {#6}{#3}}%
     {\romannumeral0\xintimul {#5}{#2}}%
 }%
-\def\XINT@fmul@B #1#2#3%
+\def\XINT_fmul_B #1#2#3%
 {%
-    \expandafter \XINT@fmul@C \expandafter{#3}{#1}{#2}%
+    \expandafter \XINT_fmul_C \expandafter{#3}{#1}{#2}%
 }%
-\def\XINT@fmul@C #1#2{\XINT@outfrac {#2}{#1}}%
+\def\XINT_fmul_C #1#2{\XINT_outfrac {#2}{#1}}%
 \def\xintSqr {\romannumeral0\xintsqr }%
 \def\xintsqr #1%
 {%
-    \expandafter\xint@fsqr\expandafter{\romannumeral0\XINT@infrac {#1}}%
+    \expandafter\xint_fsqr\expandafter{\romannumeral0\XINT_infrac {#1}}%
 }%
-\def\xint@fsqr #1{\XINT@fmul@A #1#1}%
+\def\xint_fsqr #1{\XINT_fmul_A #1#1}%
 \def\xintPow {\romannumeral0\xintpow }%
 \def\xintpow #1%
 {%
-    \expandafter\xint@fpow\expandafter {\romannumeral0\XINT@infrac {#1}}%
+    \expandafter\xint_fpow\expandafter {\romannumeral0\XINT_infrac {#1}}%
 }%
-\def\xint@fpow #1#2%
+\def\xint_fpow #1#2%
 {%
-    \expandafter\XINT@fpow@fork\the\numexpr #2\relax\Z #1%
+    \expandafter\XINT_fpow_fork\the\numexpr #2\relax\Z #1%
 }%
-\def\XINT@fpow@fork #1#2\Z
+\def\XINT_fpow_fork #1#2\Z
 {%
-    \xint@UDzerominusfork
-      #1-\dummy  \XINT@fpow@zero
-      0#1\dummy  \XINT@fpow@neg
-       0-\dummy  {\XINT@fpow@pos #1}%
-    \xint@UDkrof
+    \xint_UDzerominusfork
+      #1-\dummy  \XINT_fpow_zero
+      0#1\dummy  \XINT_fpow_neg
+       0-\dummy  {\XINT_fpow_pos #1}%
+    \krof
     {#2}%
 }%
-\def\XINT@fpow@zero #1#2#3#4%
+\def\XINT_fpow_zero #1#2#3#4%
 {%
     \space 1/1[0]%
 }%
-\def\XINT@fpow@pos #1#2#3#4#5%
+\def\XINT_fpow_pos #1#2#3#4#5%
 {%
-    \expandafter\XINT@fpow@pos@A\expandafter
+    \expandafter\XINT_fpow_pos_A\expandafter
     {\the\numexpr #1#2*#3\expandafter}\expandafter
     {\romannumeral0\xintipow {#5}{#1#2}}%
     {\romannumeral0\xintipow {#4}{#1#2}}%
 }%
-\def\XINT@fpow@neg #1#2#3#4%
+\def\XINT_fpow_neg #1#2#3#4%
 {%
-    \expandafter\XINT@fpow@pos@A\expandafter
+    \expandafter\XINT_fpow_pos_A\expandafter
     {\the\numexpr -#1*#2\expandafter}\expandafter
     {\romannumeral0\xintipow {#3}{#1}}%
     {\romannumeral0\xintipow {#4}{#1}}%
 }%
-\def\XINT@fpow@pos@A #1#2#3%
+\def\XINT_fpow_pos_A #1#2#3%
 {%
-    \expandafter\XINT@fpow@pos@B\expandafter {#3}{#1}{#2}%
+    \expandafter\XINT_fpow_pos_B\expandafter {#3}{#1}{#2}%
 }%
-\def\XINT@fpow@pos@B #1#2{\XINT@outfrac {#2}{#1}}%
+\def\XINT_fpow_pos_B #1#2{\XINT_outfrac {#2}{#1}}%
 \def\xintPrd {\romannumeral0\xintprd }%
 \def\xintprd #1{\xintprdexpr #1\relax }%
 \def\xintPrdExpr {\romannumeral0\xintprdexpr }%
-\def\xintprdexpr {\expandafter\XINT@fprdexpr \romannumeral-`0}%
-\def\XINT@fprdexpr {\XINT@fprod@loop@a {1/1[0]}}%
-\def\XINT@fprod@loop@a #1#2%
+\def\xintprdexpr {\expandafter\XINT_fprdexpr \romannumeral-`0}%
+\def\XINT_fprdexpr {\XINT_fprod_loop_a {1/1[0]}}%
+\def\XINT_fprod_loop_a #1#2%
 {%
-    \expandafter\XINT@fprod@loop@b \romannumeral-`0#2\Z {#1}%
+    \expandafter\XINT_fprod_loop_b \romannumeral-`0#2\Z {#1}%
 }%
-\def\XINT@fprod@loop@b #1%
+\def\XINT_fprod_loop_b #1%
 {%
-    \xint@relax #1\XINT@fprod@finished\relax
-    \XINT@fprod@loop@c #1%
+    \xint_gob_til_relax #1\XINT_fprod_finished\relax
+    \XINT_fprod_loop_c #1%
 }%
-\def\XINT@fprod@loop@c #1\Z #2%
+\def\XINT_fprod_loop_c #1\Z #2%
 {%
-    \expandafter\XINT@fprod@loop@a\expandafter{\romannumeral0\xintmul {#1}{#2}}%
+  \expandafter\XINT_fprod_loop_a\expandafter{\romannumeral0\xintmul {#1}{#2}}%
 }%
-\def\XINT@fprod@finished #1\Z #2{ #2}%
+\def\XINT_fprod_finished #1\Z #2{ #2}%
 \def\xintDiv {\romannumeral0\xintdiv }%
 \def\xintdiv #1%
 {%
-    \expandafter\xint@fdiv\expandafter {\romannumeral0\XINT@infrac {#1}}%
+    \expandafter\xint_fdiv\expandafter {\romannumeral0\XINT_infrac {#1}}%
 }%
-\def\xint@fdiv #1#2%
-   {\expandafter\XINT@fdiv@A\romannumeral0\XINT@infrac {#2}#1}%
-\def\XINT@fdiv@A #1#2#3#4#5#6%
+\def\xint_fdiv #1#2%
+   {\expandafter\XINT_fdiv_A\romannumeral0\XINT_infrac {#2}#1}%
+\def\XINT_fdiv_A #1#2#3#4#5#6%
 {%
-    \expandafter\XINT@fdiv@B
+    \expandafter\XINT_fdiv_B
     \expandafter{\the\numexpr #4-#1\expandafter}%
     \expandafter{\romannumeral0\xintimul {#2}{#6}}%
     {\romannumeral0\xintimul {#3}{#5}}%
 }%
-\def\XINT@fdiv@B #1#2#3%
+\def\XINT_fdiv_B #1#2#3%
 {%
-    \expandafter\XINT@fdiv@C
+    \expandafter\XINT_fdiv_C
     \expandafter{#3}{#1}{#2}%
 }%
-\def\XINT@fdiv@C #1#2{\XINT@outfrac {#2}{#1}}%
+\def\XINT_fdiv_C #1#2{\XINT_outfrac {#2}{#1}}%
 \def\xintCmp {\romannumeral0\xintcmp }%
 \def\xintcmp #1%
 {%
-    \expandafter\xint@fcmp\expandafter {\romannumeral0\XINT@infrac {#1}}%
+    \expandafter\xint_fcmp\expandafter {\romannumeral0\XINT_infrac {#1}}%
 }%
-\def\xint@fcmp #1#2{\expandafter\XINT@fcmp@A\romannumeral0\XINT@infrac {#2}#1}%
-\def\XINT@fcmp@A #1#2#3#4%
+\def\xint_fcmp #1#2{\expandafter\XINT_fcmp_A\romannumeral0\XINT_infrac {#2}#1}%
+\def\XINT_fcmp_A #1#2#3#4%
 {%
     \ifnum #4 > #1
-       \xint@afterfi {\XINT@fcmp@B {#1}}%
+       \xint_afterfi {\XINT_fcmp_B {#1}}%
     \else
-       \xint@afterfi {\XINT@fcmp@B {#4}}%
+       \xint_afterfi {\XINT_fcmp_B {#4}}%
     \fi
     {#1}{#4}{#2}{#3}%
 }%
-\def\XINT@fcmp@B #1#2#3#4#5#6#7%
+\def\XINT_fcmp_B #1#2#3#4#5#6#7%
 {%
     \xinticmp
     {\romannumeral0\xintimul {\xintDSH {\the\numexpr -#3+#1\relax}{#6}}{#5}}%
@@ -1095,150 +1101,150 @@
 \def\xintMax {\romannumeral0\xintmax }%
 \def\xintmax #1%
 {%
-    \expandafter\xint@fmax\expandafter {\romannumeral0\XINT@infrac {#1}}%
+    \expandafter\xint_fmax\expandafter {\romannumeral0\XINT_infrac {#1}}%
 }%
-\def\xint@fmax #1#2{\expandafter\XINT@outfrac
-                    \romannumeral0\expandafter\XINT@fmax@A
-                    \romannumeral0\XINT@infrac {#2}#1}%
-\def\XINT@fmax@A #1#2#3#4#5#6%
+\def\xint_fmax #1#2{\expandafter\XINT_outfrac
+                    \romannumeral0\expandafter\XINT_fmax_A
+                    \romannumeral0\XINT_infrac {#2}#1}%
+\def\XINT_fmax_A #1#2#3#4#5#6%
 {%
     \ifnum #4 > #1
-       \xint@afterfi {\XINT@fmax@B {#1}}%
+       \xint_afterfi {\XINT_fmax_B {#1}}%
     \else
-       \xint@afterfi {\XINT@fmax@B {#4}}%
+       \xint_afterfi {\XINT_fmax_B {#4}}%
     \fi
     {#1}{#4}{#2}{#3}{#5}{#6}{{#4}{#5}{#6}}{{#1}{#2}{#3}}%
 }%
-\def\XINT@fmax@B #1#2#3#4#5#6#7%
+\def\XINT_fmax_B #1#2#3#4#5#6#7%
 {%
-    \expandafter\XINT@fmax@C\expandafter
+    \expandafter\XINT_fmax_C\expandafter
     {\romannumeral0\xintimul {\xintDSH {\the\numexpr -#3+#1\relax}{#6}}{#5}}%
     {\romannumeral0\xintimul {#7}{\xintDSH {\the\numexpr -#2+#1\relax}{#4}}}%
 }%
-\def\XINT@fmax@C #1#2%
+\def\XINT_fmax_C #1#2%
 {%
-    \expandafter\XINT@max@fork #2\Z #1\Z
+    \expandafter\XINT_max_fork #2\Z #1\Z
 }%
 \def\xintMin {\romannumeral0\xintmin }%
 \def\xintmin #1%
 {%
-    \expandafter\xint@fmin\expandafter {\romannumeral0\XINT@infrac {#1}}%
+    \expandafter\xint_fmin\expandafter {\romannumeral0\XINT_infrac {#1}}%
 }%
-\def\xint@fmin #1#2%
+\def\xint_fmin #1#2%
 {%
-    \expandafter\XINT@outfrac
-    \romannumeral0\expandafter\XINT@fmin@A
-    \romannumeral0\XINT@infrac {#2}#1%
+    \expandafter\XINT_outfrac
+    \romannumeral0\expandafter\XINT_fmin_A
+    \romannumeral0\XINT_infrac {#2}#1%
 }%
-\def\XINT@fmin@A #1#2#3#4#5#6%
+\def\XINT_fmin_A #1#2#3#4#5#6%
 {%
     \ifnum #4 > #1
-       \xint@afterfi {\XINT@fmin@B {#1}}%
+       \xint_afterfi {\XINT_fmin_B {#1}}%
     \else
-       \xint@afterfi {\XINT@fmin@B {#4}}%
+       \xint_afterfi {\XINT_fmin_B {#4}}%
     \fi
     {#1}{#4}{#2}{#3}{#5}{#6}{{#4}{#5}{#6}}{{#1}{#2}{#3}}%
 }%
-\def\XINT@fmin@B #1#2#3#4#5#6#7%
+\def\XINT_fmin_B #1#2#3#4#5#6#7%
 {%
-    \expandafter\XINT@fmin@C\expandafter
+    \expandafter\XINT_fmin_C\expandafter
     {\romannumeral0\xintimul {\xintDSH {\the\numexpr -#3+#1\relax}{#6}}{#5}}%
     {\romannumeral0\xintimul {#7}{\xintDSH {\the\numexpr -#2+#1\relax}{#4}}}%
 }%
-\def\XINT@fmin@C #1#2%
+\def\XINT_fmin_C #1#2%
 {%
-    \expandafter\XINT@min@fork #2\Z #1\Z
+    \expandafter\XINT_min_fork #2\Z #1\Z
 }%
 \def\xintAbs {\romannumeral0\xintabs }%
 \def\xintabs #1%
 {%
-    \expandafter\xint@fabs\romannumeral0\XINT@infrac {#1}%
+    \expandafter\xint_fabs\romannumeral0\XINT_infrac {#1}%
 }%
-\def\xint@fabs #1#2%
+\def\xint_fabs #1#2%
 {%
-    \expandafter\XINT@outfrac\expandafter
+    \expandafter\XINT_outfrac\expandafter
     {\the\numexpr #1\expandafter}\expandafter
-    {\romannumeral0\XINT@abs #2}%
+    {\romannumeral0\XINT_abs #2}%
 }%
 \def\xintOpp {\romannumeral0\xintopp }%
 \def\xintopp #1%
 {%
-    \expandafter\xint@fopp\romannumeral0\XINT@infrac {#1}%
+    \expandafter\xint_fopp\romannumeral0\XINT_infrac {#1}%
 }%
-\def\xint@fopp #1#2%
+\def\xint_fopp #1#2%
 {%
-    \expandafter\XINT@outfrac\expandafter
+    \expandafter\XINT_outfrac\expandafter
     {\the\numexpr #1\expandafter}\expandafter
-    {\romannumeral0\XINT@opp #2}%
+    {\romannumeral0\XINT_opp #2}%
 }%
 \def\xintSgn {\romannumeral0\xintsgn }%
 \def\xintsgn #1%
 {%
-    \expandafter\xint@fsgn\romannumeral0\XINT@infrac {#1}%
+    \expandafter\xint_fsgn\romannumeral0\XINT_infrac {#1}%
 }%
-\def\xint@fsgn #1#2#3{\xintisgn {#2}}%
+\def\xint_fsgn #1#2#3{\xintisgn {#2}}%
 \def\xintGeq {\romannumeral0\xintgeq }%
 \def\xintgeq #1%
 {%
-    \expandafter\xint@xgeq\expandafter{\romannumeral0\xintnum {#1}}%
+    \expandafter\xint_xgeq\expandafter{\romannumeral0\xintnum {#1}}%
 }%
-\def\xint@xgeq #1#2%
+\def\xint_xgeq #1#2%
 {%
-    \expandafter\XINT@geq@fork\romannumeral0\xintnum {#2}\Z #1\Z
+    \expandafter\XINT_geq_fork\romannumeral0\xintnum {#2}\Z #1\Z
 }%
 \def\xintDivision {\romannumeral0\xintdivision }%
 \def\xintdivision #1%
 {%
-    \expandafter\xint@xdivision\expandafter{\romannumeral0\xintnum {#1}}%
+    \expandafter\xint_xdivision\expandafter{\romannumeral0\xintnum {#1}}%
 }%
-\def\xint@xdivision #1#2%
+\def\xint_xdivision #1#2%
 {%
-    \expandafter\XINT@div@fork\romannumeral0\xintnum {#2}\Z #1\Z
+    \expandafter\XINT_div_fork\romannumeral0\xintnum {#2}\Z #1\Z
 }%
 \def\xintQuo {\romannumeral0\xintquo }%
 \def\xintRem {\romannumeral0\xintrem }%
-\def\xintquo {\expandafter\xint@firstoftwo@andstop
+\def\xintquo {\expandafter\xint_firstoftwo_andstop
                \romannumeral0\xintdivision }%
-\def\xintrem {\expandafter\xint@secondoftwo@andstop
+\def\xintrem {\expandafter\xint_secondoftwo_andstop
                \romannumeral0\xintdivision }%
 \def\xintFDg {\romannumeral0\xintfdg }%
 \def\xintfdg #1%
 {%
-    \expandafter\XINT@fdg\romannumeral0\xintnum {#1}\W\Z
+    \expandafter\XINT_fdg\romannumeral0\xintnum {#1}\W\Z
 }%
 \def\xintLDg {\romannumeral0\xintldg }%
 \def\xintldg #1%
 {%
-    \expandafter\XINT@ldg\expandafter{\romannumeral0\xintnum {#1}}%
+    \expandafter\XINT_ldg\expandafter{\romannumeral0\xintnum {#1}}%
 }%
 \def\xintMON {\romannumeral0\xintmon }%
 \def\xintmon #1%
 {%
     \ifodd\xintLDg {#1}
-        \xint@afterfi{ -1}%
+        \xint_afterfi{ -1}%
     \else
-        \xint@afterfi{ 1}%
+        \xint_afterfi{ 1}%
     \fi
 }%
 \def\xintMMON {\romannumeral0\xintmmon }%
 \def\xintmmon #1%
 {%
     \ifodd\xintLDg {#1}
-        \xint@afterfi{ 1}%
+        \xint_afterfi{ 1}%
     \else
-        \xint@afterfi{ -1}%
+        \xint_afterfi{ -1}%
     \fi
 }%
 \def\xintOdd {\romannumeral0\xintodd }%
 \def\xintodd #1%
 {%
     \ifodd\xintLDg{#1}
-        \xint@afterfi{ 1}%
+        \xint_afterfi{ 1}%
     \else
-        \xint@afterfi{ 0}%
+        \xint_afterfi{ 0}%
     \fi
 }%
-\XINT@frac@restorecatcodes@endinput%
+\XINT_frac_restorecatcodes_endinput%
 \endinput
 %%
 %% End of file `xintfrac.sty'.
diff --git a/Master/texmf-dist/tex/generic/xint/xintgcd.sty b/Master/texmf-dist/tex/generic/xint/xintgcd.sty
index 6339b64cbe1..77bee301efe 100644
--- a/Master/texmf-dist/tex/generic/xint/xintgcd.sty
+++ b/Master/texmf-dist/tex/generic/xint/xintgcd.sty
@@ -22,7 +22,7 @@
 %% in the same archive or directory.)
 %%
 %%----------------------------------------------------------------
-%% The xint bundle (version 1.06a of May 9, 2013)
+%% The xint bundle (version 1.06b of May 14, 2013)
 %% xintgcd: Euclidean algorithm with xint package
 %% Copyright (C) 2013 by Jean-Francois Burnol
 %%----------------------------------------------------------------
@@ -108,11 +108,11 @@
   \endlinechar=13 %
   \catcode123=1   % {
   \catcode125=2   % }
-  \catcode64=11   % @
+  \catcode95=11   % _
   \def\x
   {%
       \endgroup
-      \edef\XINT@gcd@restorecatcodes@endinput
+      \edef\XINT_gcd_restorecatcodes_endinput
       {%
         \catcode36=\the\catcode36   % $
         \catcode96=\the\catcode96   % `
@@ -128,7 +128,7 @@
         \catcode45=\the\catcode45   % -
         \catcode44=\the\catcode44   % ,
         \catcode35=\the\catcode35   % #
-        \catcode64=\the\catcode64   % @
+        \catcode95=\the\catcode95   % _
         \catcode125=\the\catcode125 % }
         \catcode123=\the\catcode123 % {
         \endlinechar=\the\endlinechar
@@ -137,11 +137,12 @@
         \catcode61=\the\catcode61\relax   % =
         \noexpand\endinput
       }%
-      \XINT@setcatcodes
+      \XINT_setcatcodes
       \catcode36=3  % $
   }%
 \x
 \begingroup
+  \catcode64=11 % @
   \catcode91=12 % [
   \catcode93=12 % ]
   \catcode58=12 % :
@@ -163,289 +164,289 @@
   \fi
 \expandafter\x\csname ver@xintgcd.sty\endcsname
 \ProvidesPackage{xintgcd}%
-  [2013/05/09 v1.06a Euclide algorithm with xint package (jfB)]%
+  [2013/05/14 v1.06b Euclide algorithm with xint package (jfB)]%
 \def\xintGCD {\romannumeral0\xintgcd }%
 \def\xintgcd #1%
 {%
-    \expandafter\XINT@gcd\expandafter{\romannumeral0\xintiabs {#1}}%
+    \expandafter\XINT_gcd\expandafter{\romannumeral0\xintiabs {#1}}%
 }%
-\def\XINT@gcd #1#2%
+\def\XINT_gcd #1#2%
 {%
-    \expandafter\XINT@gcd@fork\romannumeral0\xintiabs {#2}\Z #1\Z
+    \expandafter\XINT_gcd_fork\romannumeral0\xintiabs {#2}\Z #1\Z
 }%
-\def\XINT@gcd@fork #1#2\Z #3#4\Z
+\def\XINT_gcd_fork #1#2\Z #3#4\Z
 {%
-    \xint@UDzerofork
-      #1\dummy \XINT@gcd@BisZero
-      #3\dummy \XINT@gcd@AisZero
-       0\dummy \XINT@gcd@loop
-    \xint@UDkrof
+    \xint_UDzerofork
+      #1\dummy \XINT_gcd_BisZero
+      #3\dummy \XINT_gcd_AisZero
+       0\dummy \XINT_gcd_loop
+    \krof
     {#1#2}{#3#4}%
 }%
-\def\XINT@gcd@AisZero #1#2{ #1}%
-\def\XINT@gcd@BisZero #1#2{ #2}%
-\def\XINT@gcd@CheckRem #1#2\Z
+\def\XINT_gcd_AisZero #1#2{ #1}%
+\def\XINT_gcd_BisZero #1#2{ #2}%
+\def\XINT_gcd_CheckRem #1#2\Z
 {%
-    \xint@zero #1\xint@gcd@end0\XINT@gcd@loop {#1#2}%
+    \xint_gob_til_zero #1\xint_gcd_end0\XINT_gcd_loop {#1#2}%
 }%
-\def\xint@gcd@end0\XINT@gcd@loop #1#2{ #2}%
-\def\XINT@gcd@loop #1#2%
+\def\xint_gcd_end0\XINT_gcd_loop #1#2{ #2}%
+\def\XINT_gcd_loop #1#2%
 {%
     \expandafter\expandafter\expandafter
-        \XINT@gcd@CheckRem
-    \expandafter\xint@secondoftwo
-    \romannumeral0\XINT@div@prepare {#1}{#2}\Z
+        \XINT_gcd_CheckRem
+    \expandafter\xint_secondoftwo
+    \romannumeral0\XINT_div_prepare {#1}{#2}\Z
     {#1}%
 }%
 \def\xintBezout {\romannumeral0\xintbezout }%
 \def\xintbezout #1%
 {%
-    \expandafter\xint@bezout\expandafter {\romannumeral-`0#1}%
+    \expandafter\xint_bezout\expandafter {\romannumeral-`0#1}%
 }%
-\def\xint@bezout #1#2%
+\def\xint_bezout #1#2%
 {%
-    \expandafter\XINT@bezout@fork \romannumeral-`0#2\Z #1\Z
+    \expandafter\XINT_bezout_fork \romannumeral-`0#2\Z #1\Z
 }%
-\def\XINT@bezout@fork #1#2\Z #3#4\Z
+\def\XINT_bezout_fork #1#2\Z #3#4\Z
 {%
-    \xint@UDzerosfork
-     #1#3\dummy \XINT@bezout@botharezero
-      #10\dummy \XINT@bezout@secondiszero
-      #30\dummy \XINT@bezout@firstiszero
+    \xint_UDzerosfork
+     #1#3\dummy \XINT_bezout_botharezero
+      #10\dummy \XINT_bezout_secondiszero
+      #30\dummy \XINT_bezout_firstiszero
        00\dummy
-        {\xint@UDsignsfork
-          #1#3\dummy \XINT@bezout@minusminus % A < 0, B < 0
-           #1-\dummy \XINT@bezout@minusplus  % A > 0, B < 0
-           #3-\dummy \XINT@bezout@plusminus  % A < 0, B > 0
-            --\dummy \XINT@bezout@plusplus   % A > 0, B > 0
-         \xint@UDkrof }%
-    \xint@UDkrof
+        {\xint_UDsignsfork
+          #1#3\dummy \XINT_bezout_minusminus % A < 0, B < 0
+           #1-\dummy \XINT_bezout_minusplus  % A > 0, B < 0
+           #3-\dummy \XINT_bezout_plusminus  % A < 0, B > 0
+            --\dummy \XINT_bezout_plusplus   % A > 0, B > 0
+         \krof }%
+    \krof
     {#2}{#4}#1#3{#3#4}{#1#2}% #1#2=B, #3#4=A
 }%
-\def\XINT@bezout@botharezero #1#2#3#4#5#6%
+\def\XINT_bezout_botharezero #1#2#3#4#5#6%
 {%
     \xintError:NoBezoutForZeros
     \space {0}{0}{0}{0}{0}%
 }%
-\def\XINT@bezout@firstiszero #1#2#3#4#5#6%
+\def\XINT_bezout_firstiszero #1#2#3#4#5#6%
 {%
-    \xint@UDsignfork
+    \xint_UDsignfork
       #3\dummy { {0}{#3#1}{0}{1}{#1}}%
        -\dummy { {0}{#3#1}{0}{-1}{#1}}%
-    \xint@UDkrof
+    \krof
 }%
-\def\XINT@bezout@secondiszero #1#2#3#4#5#6%
+\def\XINT_bezout_secondiszero #1#2#3#4#5#6%
 {%
-    \xint@UDsignfork
+    \xint_UDsignfork
        #4\dummy{ {#4#2}{0}{-1}{0}{#2}}%
         -\dummy{ {#4#2}{0}{1}{0}{#2}}%
-    \xint@UDkrof
+    \krof
 }%
-\def\XINT@bezout@minusminus #1#2#3#4%
+\def\XINT_bezout_minusminus #1#2#3#4%
 {%
-    \expandafter\XINT@bezout@mm@post
-    \romannumeral0\XINT@bezout@loop@a 1{#1}{#2}1001%
+    \expandafter\XINT_bezout_mm_post
+    \romannumeral0\XINT_bezout_loop_a 1{#1}{#2}1001%
 }%
-\def\XINT@bezout@mm@post #1#2%
+\def\XINT_bezout_mm_post #1#2%
 {%
-    \expandafter\XINT@bezout@mm@postb\expandafter
+    \expandafter\XINT_bezout_mm_postb\expandafter
     {\romannumeral0\xintiopp{#2}}{\romannumeral0\xintiopp{#1}}%
 }%
-\def\XINT@bezout@mm@postb #1#2%
+\def\XINT_bezout_mm_postb #1#2%
 {%
-    \expandafter\XINT@bezout@mm@postc\expandafter {#2}{#1}%
+    \expandafter\XINT_bezout_mm_postc\expandafter {#2}{#1}%
 }%
-\def\XINT@bezout@mm@postc #1#2#3#4#5%
+\def\XINT_bezout_mm_postc #1#2#3#4#5%
 {%
     \space {#4}{#5}{#1}{#2}{#3}%
 }%
-\def\XINT@bezout@minusplus #1#2#3#4%
+\def\XINT_bezout_minusplus #1#2#3#4%
 {%
-    \expandafter\XINT@bezout@mp@post
-    \romannumeral0\XINT@bezout@loop@a 1{#1}{#4#2}1001%
+    \expandafter\XINT_bezout_mp_post
+    \romannumeral0\XINT_bezout_loop_a 1{#1}{#4#2}1001%
 }%
-\def\XINT@bezout@mp@post #1#2%
+\def\XINT_bezout_mp_post #1#2%
 {%
-    \expandafter\XINT@bezout@mp@postb\expandafter
+    \expandafter\XINT_bezout_mp_postb\expandafter
       {\romannumeral0\xintiopp {#2}}{#1}%
 }%
-\def\XINT@bezout@mp@postb #1#2#3#4#5%
+\def\XINT_bezout_mp_postb #1#2#3#4#5%
 {%
     \space {#4}{#5}{#2}{#1}{#3}%
 }%
-\def\XINT@bezout@plusminus #1#2#3#4%
+\def\XINT_bezout_plusminus #1#2#3#4%
 {%
-    \expandafter\XINT@bezout@pm@post
-    \romannumeral0\XINT@bezout@loop@a 1{#3#1}{#2}1001%
+    \expandafter\XINT_bezout_pm_post
+    \romannumeral0\XINT_bezout_loop_a 1{#3#1}{#2}1001%
 }%
-\def\XINT@bezout@pm@post #1%
+\def\XINT_bezout_pm_post #1%
 {%
-    \expandafter \XINT@bezout@pm@postb \expandafter
+    \expandafter \XINT_bezout_pm_postb \expandafter
         {\romannumeral0\xintiopp{#1}}%
 }%
-\def\XINT@bezout@pm@postb #1#2#3#4#5%
+\def\XINT_bezout_pm_postb #1#2#3#4#5%
 {%
     \space {#4}{#5}{#1}{#2}{#3}%
 }%
-\def\XINT@bezout@plusplus #1#2#3#4%
+\def\XINT_bezout_plusplus #1#2#3#4%
 {%
-    \expandafter\XINT@bezout@pp@post
-    \romannumeral0\XINT@bezout@loop@a 1{#3#1}{#4#2}1001%
+    \expandafter\XINT_bezout_pp_post
+    \romannumeral0\XINT_bezout_loop_a 1{#3#1}{#4#2}1001%
 }%
-\def\XINT@bezout@pp@post #1#2#3#4#5%
+\def\XINT_bezout_pp_post #1#2#3#4#5%
 {%
     \space {#4}{#5}{#1}{#2}{#3}%
 }%
-\def\XINT@bezout@loop@a #1#2#3%
+\def\XINT_bezout_loop_a #1#2#3%
 {%
-    \expandafter\XINT@bezout@loop@b
+    \expandafter\XINT_bezout_loop_b
     \expandafter{\the\numexpr -#1\expandafter }%
-    \romannumeral0\XINT@div@prepare {#2}{#3}{#2}%
+    \romannumeral0\XINT_div_prepare {#2}{#3}{#2}%
 }%
-\def\XINT@bezout@loop@b #1#2#3#4#5#6#7#8%
+\def\XINT_bezout_loop_b #1#2#3#4#5#6#7#8%
 {%
-    \expandafter \XINT@bezout@loop@c \expandafter
-        {\romannumeral0\xintiadd{\XINT@Mul{#5}{#2}}{#7}}%
-        {\romannumeral0\xintiadd{\XINT@Mul{#6}{#2}}{#8}}%
+    \expandafter \XINT_bezout_loop_c \expandafter
+        {\romannumeral0\xintiadd{\XINT_Mul{#5}{#2}}{#7}}%
+        {\romannumeral0\xintiadd{\XINT_Mul{#6}{#2}}{#8}}%
     {#1}{#3}{#4}{#5}{#6}%
 }%
-\def\XINT@bezout@loop@c #1#2%
+\def\XINT_bezout_loop_c #1#2%
 {%
-    \expandafter \XINT@bezout@loop@d \expandafter
+    \expandafter \XINT_bezout_loop_d \expandafter
         {#2}{#1}%
 }%
-\def\XINT@bezout@loop@d #1#2#3#4#5%
+\def\XINT_bezout_loop_d #1#2#3#4#5%
 {%
-    \XINT@bezout@loop@e #4\Z {#3}{#5}{#2}{#1}%
+    \XINT_bezout_loop_e #4\Z {#3}{#5}{#2}{#1}%
 }%
-\def\XINT@bezout@loop@e #1#2\Z
+\def\XINT_bezout_loop_e #1#2\Z
 {%
-    \xint@zero #1\xint@bezout@loop@exit0\XINT@bezout@loop@f
+    \xint_gob_til_zero #1\xint_bezout_loop_exit0\XINT_bezout_loop_f
     {#1#2}%
 }%
-\def\XINT@bezout@loop@f #1#2%
+\def\XINT_bezout_loop_f #1#2%
 {%
-    \XINT@bezout@loop@a {#2}{#1}%
+    \XINT_bezout_loop_a {#2}{#1}%
 }%
-\def\xint@bezout@loop@exit0\XINT@bezout@loop@f #1#2%
+\def\xint_bezout_loop_exit0\XINT_bezout_loop_f #1#2%
 {%
     \ifcase #2
-    \or  \expandafter\XINT@bezout@exiteven
-    \else\expandafter\XINT@bezout@exitodd
+    \or  \expandafter\XINT_bezout_exiteven
+    \else\expandafter\XINT_bezout_exitodd
     \fi
 }%
-\def\XINT@bezout@exiteven #1#2#3#4#5%
+\def\XINT_bezout_exiteven #1#2#3#4#5%
 {%
     \space {#5}{#4}{#1}%
 }%
-\def\XINT@bezout@exitodd #1#2#3#4#5%
+\def\XINT_bezout_exitodd #1#2#3#4#5%
 {%
     \space {-#5}{-#4}{#1}%
 }%
 \def\xintEuclideAlgorithm {\romannumeral0\xinteuclidealgorithm }%
 \def\xinteuclidealgorithm #1%
 {%
-    \expandafter \XINT@euc \expandafter{\romannumeral0\xintiabs {#1}}%
+    \expandafter \XINT_euc \expandafter{\romannumeral0\xintiabs {#1}}%
 }%
-\def\XINT@euc #1#2%
+\def\XINT_euc #1#2%
 {%
-    \expandafter\XINT@euc@fork \romannumeral0\xintiabs {#2}\Z #1\Z
+    \expandafter\XINT_euc_fork \romannumeral0\xintiabs {#2}\Z #1\Z
 }%
-\def\XINT@euc@fork #1#2\Z #3#4\Z
+\def\XINT_euc_fork #1#2\Z #3#4\Z
 {%
-    \xint@UDzerofork
-      #1\dummy \XINT@euc@BisZero
-      #3\dummy \XINT@euc@AisZero
-       0\dummy \XINT@euc@a
-    \xint@UDkrof
+    \xint_UDzerofork
+      #1\dummy \XINT_euc_BisZero
+      #3\dummy \XINT_euc_AisZero
+       0\dummy \XINT_euc_a
+    \krof
     {0}{#1#2}{#3#4}{{#3#4}{#1#2}}{}\Z
 }%
-\def\XINT@euc@AisZero #1#2#3#4#5#6{ {1}{0}{#2}{#2}{0}{0}}%
-\def\XINT@euc@BisZero #1#2#3#4#5#6{ {1}{0}{#3}{#3}{0}{0}}%
-\def\XINT@euc@a #1#2#3%
+\def\XINT_euc_AisZero #1#2#3#4#5#6{ {1}{0}{#2}{#2}{0}{0}}%
+\def\XINT_euc_BisZero #1#2#3#4#5#6{ {1}{0}{#3}{#3}{0}{0}}%
+\def\XINT_euc_a #1#2#3%
 {%
-    \expandafter\XINT@euc@b
+    \expandafter\XINT_euc_b
     \expandafter {\the\numexpr #1+1\expandafter }%
-    \romannumeral0\XINT@div@prepare {#2}{#3}{#2}%
+    \romannumeral0\XINT_div_prepare {#2}{#3}{#2}%
 }%
-\def\XINT@euc@b #1#2#3#4%
+\def\XINT_euc_b #1#2#3#4%
 {%
-    \XINT@euc@c #3\Z {#1}{#3}{#4}{{#2}{#3}}%
+    \XINT_euc_c #3\Z {#1}{#3}{#4}{{#2}{#3}}%
 }%
-\def\XINT@euc@c #1#2\Z
+\def\XINT_euc_c #1#2\Z
 {%
-    \xint@zero #1\xint@euc@end0\XINT@euc@a
+    \xint_gob_til_zero #1\xint_euc_end0\XINT_euc_a
 }%
-\def\xint@euc@end0\XINT@euc@a #1#2#3#4\Z%
+\def\xint_euc_end0\XINT_euc_a #1#2#3#4\Z%
 {%
-    \expandafter\xint@euc@end@
+    \expandafter\xint_euc_end_
     \romannumeral0%
-    \XINT@rord@main {}#4{{#1}{#3}}%
-    \xint@UNDEF
-      \xint@undef\xint@undef\xint@undef\xint@undef
-      \xint@undef\xint@undef\xint@undef\xint@undef
-    \xint@UNDEF
+    \XINT_rord_main {}#4{{#1}{#3}}%
+    \xint_relax
+      \xint_undef\xint_undef\xint_undef\xint_undef
+      \xint_undef\xint_undef\xint_undef\xint_undef
+    \xint_relax
 }%
-\def\xint@euc@end@ #1#2#3%
+\def\xint_euc_end_ #1#2#3%
 {%
     \space {#1}{#3}{#2}%
 }%
 \def\xintBezoutAlgorithm {\romannumeral0\xintbezoutalgorithm }%
 \def\xintbezoutalgorithm #1%
 {%
-    \expandafter \XINT@bezalg \expandafter{\romannumeral0\xintiabs {#1}}%
+    \expandafter \XINT_bezalg \expandafter{\romannumeral0\xintiabs {#1}}%
 }%
-\def\XINT@bezalg #1#2%
+\def\XINT_bezalg #1#2%
 {%
-    \expandafter\XINT@bezalg@fork \romannumeral0\xintiabs {#2}\Z #1\Z
+    \expandafter\XINT_bezalg_fork \romannumeral0\xintiabs {#2}\Z #1\Z
 }%
-\def\XINT@bezalg@fork #1#2\Z #3#4\Z
+\def\XINT_bezalg_fork #1#2\Z #3#4\Z
 {%
-    \xint@UDzerofork
-      #1\dummy \XINT@bezalg@BisZero
-      #3\dummy \XINT@bezalg@AisZero
-       0\dummy \XINT@bezalg@a
-    \xint@UDkrof
+    \xint_UDzerofork
+      #1\dummy \XINT_bezalg_BisZero
+      #3\dummy \XINT_bezalg_AisZero
+       0\dummy \XINT_bezalg_a
+    \krof
     0{#1#2}{#3#4}1001{{#3#4}{#1#2}}{}\Z
 }%
-\def\XINT@bezalg@AisZero #1#2#3\Z{ {1}{0}{0}{1}{#2}{#2}{1}{0}{0}{0}{0}{1}}%
-\def\XINT@bezalg@BisZero #1#2#3#4\Z{ {1}{0}{0}{1}{#3}{#3}{1}{0}{0}{0}{0}{1}}%
-\def\XINT@bezalg@a #1#2#3%
+\def\XINT_bezalg_AisZero #1#2#3\Z{ {1}{0}{0}{1}{#2}{#2}{1}{0}{0}{0}{0}{1}}%
+\def\XINT_bezalg_BisZero #1#2#3#4\Z{ {1}{0}{0}{1}{#3}{#3}{1}{0}{0}{0}{0}{1}}%
+\def\XINT_bezalg_a #1#2#3%
 {%
-    \expandafter\XINT@bezalg@b
+    \expandafter\XINT_bezalg_b
     \expandafter {\the\numexpr #1+1\expandafter }%
-    \romannumeral0\XINT@div@prepare {#2}{#3}{#2}%
+    \romannumeral0\XINT_div_prepare {#2}{#3}{#2}%
 }%
-\def\XINT@bezalg@b #1#2#3#4#5#6#7#8%
+\def\XINT_bezalg_b #1#2#3#4#5#6#7#8%
 {%
-    \expandafter\XINT@bezalg@c\expandafter
+    \expandafter\XINT_bezalg_c\expandafter
      {\romannumeral0\xintiadd {\xintiMul {#6}{#2}}{#8}}%
      {\romannumeral0\xintiadd {\xintiMul {#5}{#2}}{#7}}%
      {#1}{#2}{#3}{#4}{#5}{#6}%
 }%
-\def\XINT@bezalg@c #1#2#3#4#5#6%
+\def\XINT_bezalg_c #1#2#3#4#5#6%
 {%
-    \expandafter\XINT@bezalg@d\expandafter {#2}{#3}{#4}{#5}{#6}{#1}%
+    \expandafter\XINT_bezalg_d\expandafter {#2}{#3}{#4}{#5}{#6}{#1}%
 }%
-\def\XINT@bezalg@d #1#2#3#4#5#6#7#8%
+\def\XINT_bezalg_d #1#2#3#4#5#6#7#8%
 {%
-    \XINT@bezalg@e #4\Z {#2}{#4}{#5}{#1}{#6}{#7}{#8}{{#3}{#4}{#1}{#6}}%
+    \XINT_bezalg_e #4\Z {#2}{#4}{#5}{#1}{#6}{#7}{#8}{{#3}{#4}{#1}{#6}}%
 }%
-\def\XINT@bezalg@e #1#2\Z
+\def\XINT_bezalg_e #1#2\Z
 {%
-    \xint@zero #1\xint@bezalg@end0\XINT@bezalg@a
+    \xint_gob_til_zero #1\xint_bezalg_end0\XINT_bezalg_a
 }%
-\def\xint@bezalg@end0\XINT@bezalg@a #1#2#3#4#5#6#7#8\Z
+\def\xint_bezalg_end0\XINT_bezalg_a #1#2#3#4#5#6#7#8\Z
 {%
-    \expandafter\xint@bezalg@end@
+    \expandafter\xint_bezalg_end_
     \romannumeral0%
-    \XINT@rord@main {}#8{{#1}{#3}}%
-    \xint@UNDEF
-      \xint@undef\xint@undef\xint@undef\xint@undef
-      \xint@undef\xint@undef\xint@undef\xint@undef
-    \xint@UNDEF
+    \XINT_rord_main {}#8{{#1}{#3}}%
+    \xint_relax
+      \xint_undef\xint_undef\xint_undef\xint_undef
+      \xint_undef\xint_undef\xint_undef\xint_undef
+    \xint_relax
 }%
-\def\xint@bezalg@end@ #1#2#3#4%
+\def\xint_bezalg_end_ #1#2#3#4%
 {%
     \space {#1}{#3}{0}{1}{#2}{#4}{1}{0}%
 }%
@@ -509,7 +510,7 @@
   \par
   \endgroup
 }%
-\XINT@gcd@restorecatcodes@endinput%
+\XINT_gcd_restorecatcodes_endinput%
 \endinput
 %%
 %% End of file `xintgcd.sty'.
diff --git a/Master/texmf-dist/tex/generic/xint/xintseries.sty b/Master/texmf-dist/tex/generic/xint/xintseries.sty
index 4dd1c96c299..7d6c1bc0901 100644
--- a/Master/texmf-dist/tex/generic/xint/xintseries.sty
+++ b/Master/texmf-dist/tex/generic/xint/xintseries.sty
@@ -22,7 +22,7 @@
 %% in the same archive or directory.)
 %%
 %%----------------------------------------------------------------
-%% The xint bundle (version 1.06a of May 9, 2013)
+%% The xint bundle (version 1.06b of May 14, 2013)
 %% xintseries: Expandable partial sums with xint package
 %% Copyright (C) 2013 by Jean-Francois Burnol
 %%----------------------------------------------------------------
@@ -108,11 +108,11 @@
   \endlinechar=13 %
   \catcode123=1   % {
   \catcode125=2   % }
-  \catcode64=11   % @
+  \catcode95=11   % _
   \def\x
   {%
       \endgroup
-      \edef\XINT@series@restorecatcodes@endinput
+      \edef\XINT_series_restorecatcodes_endinput
       {%
         \catcode93=\the\catcode93   % ]
         \catcode91=\the\catcode91   % [
@@ -129,7 +129,7 @@
         \catcode45=\the\catcode45   % -
         \catcode44=\the\catcode44   % ,
         \catcode35=\the\catcode35   % #
-        \catcode64=\the\catcode64   % @
+        \catcode95=\the\catcode95   % _
         \catcode125=\the\catcode125 % }
         \catcode123=\the\catcode123 % {
         \endlinechar=\the\endlinechar
@@ -138,12 +138,13 @@
         \catcode61=\the\catcode61\relax   % =
         \noexpand\endinput
       }%
-      \XINT@setcatcodes
+      \XINT_setcatcodes
       \catcode91=12 % [
       \catcode93=12 % ]
   }%
 \x
 \begingroup
+  \catcode64=11 % @
   \catcode58=12 % :
   \expandafter\ifx\csname ProvidesPackage\endcsname\relax
     \def\x#1#2#3[#4]{\endgroup
@@ -163,237 +164,237 @@
   \fi
 \expandafter\x\csname ver@xintseries.sty\endcsname
 \ProvidesPackage{xintseries}%
-  [2013/05/09 v1.06a Expandable partial sums with xint package (jfB)]%
+  [2013/05/14 v1.06b Expandable partial sums with xint package (jfB)]%
 \def\xintSeries {\romannumeral0\xintseries }%
 \def\xintseries #1#2%
 {%
-    \expandafter\XINT@series@i\expandafter {\the\numexpr #2}{#1}%
+    \expandafter\XINT_series_i\expandafter {\the\numexpr #2}{#1}%
 }%
-\def\XINT@series@i #1#2%
+\def\XINT_series_i #1#2%
 {%
-    \expandafter\XINT@series@ii\expandafter {\the\numexpr #2}{#1}%
+    \expandafter\XINT_series_ii\expandafter {\the\numexpr #2}{#1}%
 }%
-\def\XINT@series@ii #1#2#3%
+\def\XINT_series_ii #1#2#3%
 {%
    \ifnum #2<#1
-      \xint@afterfi { 0/1[0]}%
+      \xint_afterfi { 0/1[0]}%
    \else
-      \xint@afterfi {\XINT@series@loop {#1}{0}{#2}{#3}}%
+      \xint_afterfi {\XINT_series_loop {#1}{0}{#2}{#3}}%
    \fi
 }%
-\def\XINT@series@loop #1#2#3#4%
+\def\XINT_series_loop #1#2#3#4%
 {%
-    \ifnum #3>#1 \else \XINT@series@exit \fi
-    \expandafter\XINT@series@loop\expandafter
+    \ifnum #3>#1 \else \XINT_series_exit \fi
+    \expandafter\XINT_series_loop\expandafter
     {\the\numexpr #1+1\expandafter }\expandafter
     {\romannumeral0\xintadd {#2}{#4{#1}}}%
     {#3}{#4}%
 }%
-\def\XINT@series@exit \fi #1#2#3#4#5#6#7#8%
+\def\XINT_series_exit \fi #1#2#3#4#5#6#7#8%
 {%
-    \fi\xint@gobble@ii #6%
+    \fi\xint_gobble_ii #6%
 }%
 \def\xintiSeries {\romannumeral0\xintiseries }%
 \def\xintiseries #1#2%
 {%
-    \expandafter\XINT@iseries@i\expandafter {\the\numexpr #2}{#1}%
+    \expandafter\XINT_iseries_i\expandafter {\the\numexpr #2}{#1}%
 }%
-\def\XINT@iseries@i #1#2%
+\def\XINT_iseries_i #1#2%
 {%
-    \expandafter\XINT@iseries@ii\expandafter {\the\numexpr #2}{#1}%
+    \expandafter\XINT_iseries_ii\expandafter {\the\numexpr #2}{#1}%
 }%
-\def\XINT@iseries@ii #1#2#3%
+\def\XINT_iseries_ii #1#2#3%
 {%
    \ifnum #2<#1
-      \xint@afterfi { 0}%
+      \xint_afterfi { 0}%
    \else
-      \xint@afterfi {\XINT@iseries@loop {#1}{0}{#2}{#3}}%
+      \xint_afterfi {\XINT_iseries_loop {#1}{0}{#2}{#3}}%
    \fi
 }%
-\def\XINT@iseries@loop #1#2#3#4%
+\def\XINT_iseries_loop #1#2#3#4%
 {%
-    \ifnum #3>#1 \else \XINT@iseries@exit \fi
-    \expandafter\XINT@iseries@loop\expandafter
+    \ifnum #3>#1 \else \XINT_iseries_exit \fi
+    \expandafter\XINT_iseries_loop\expandafter
     {\the\numexpr #1+1\expandafter }\expandafter
     {\romannumeral0\xintiadd {#2}{#4{#1}}}%
     {#3}{#4}%
 }%
-\def\XINT@iseries@exit \fi #1#2#3#4#5#6#7#8%
+\def\XINT_iseries_exit \fi #1#2#3#4#5#6#7#8%
 {%
-    \fi\xint@gobble@ii #6%
+    \fi\xint_gobble_ii #6%
 }%
 \def\xintPowerSeries {\romannumeral0\xintpowerseries }%
 \def\xintpowerseries #1#2%
 {%
-    \expandafter\XINT@powseries@i\expandafter {\the\numexpr #2}{#1}%
+    \expandafter\XINT_powseries_i\expandafter {\the\numexpr #2}{#1}%
 }%
-\def\XINT@powseries@i #1#2%
+\def\XINT_powseries_i #1#2%
 {%
-    \expandafter\XINT@powseries@ii\expandafter {\the\numexpr #2}{#1}%
+    \expandafter\XINT_powseries_ii\expandafter {\the\numexpr #2}{#1}%
 }%
-\def\XINT@powseries@ii #1#2#3#4%
+\def\XINT_powseries_ii #1#2#3#4%
 {%
    \ifnum #2<#1
-      \xint@afterfi { 0/1[0]}%
+      \xint_afterfi { 0/1[0]}%
    \else
-      \xint@afterfi
-      {\XINT@powseries@loop@i {#3{#2}}{#1}{#2}{#3}{#4}}%
+      \xint_afterfi
+      {\XINT_powseries_loop_i {#3{#2}}{#1}{#2}{#3}{#4}}%
    \fi
 }%
-\def\XINT@powseries@loop@i #1#2#3#4#5%
+\def\XINT_powseries_loop_i #1#2#3#4#5%
 {%
-    \ifnum #3>#2 \else\XINT@powseries@exit@i\fi
-    \expandafter\XINT@powseries@loop@ii\expandafter
+    \ifnum #3>#2 \else\XINT_powseries_exit_i\fi
+    \expandafter\XINT_powseries_loop_ii\expandafter
     {\the\numexpr #3-1\expandafter}\expandafter
     {\romannumeral0\xintmul {#1}{#5}}{#2}{#4}{#5}%
 }%
-\def\XINT@powseries@loop@ii #1#2#3#4%
+\def\XINT_powseries_loop_ii #1#2#3#4%
 {%
-   \expandafter\XINT@powseries@loop@i\expandafter
+   \expandafter\XINT_powseries_loop_i\expandafter
    {\romannumeral0\xintadd {#4{#1}}{#2}}{#3}{#1}{#4}%
 }%
-\def\XINT@powseries@exit@i\fi #1#2#3#4#5#6#7#8#9%
+\def\XINT_powseries_exit_i\fi #1#2#3#4#5#6#7#8#9%
 {%
-    \fi \XINT@powseries@exit@ii  #6{#7}%
+    \fi \XINT_powseries_exit_ii  #6{#7}%
 }%
-\def\XINT@powseries@exit@ii #1#2#3#4#5#6%
+\def\XINT_powseries_exit_ii #1#2#3#4#5#6%
 {%
     \xintmul{\xintPow {#5}{#6}}{#4}%
 }%
 \def\xintPowerSeriesX {\romannumeral0\xintpowerseriesx }%
 \def\xintpowerseriesx #1#2%
 {%
-    \expandafter\XINT@powseriesx@i\expandafter {\the\numexpr #2}{#1}%
+    \expandafter\XINT_powseriesx_i\expandafter {\the\numexpr #2}{#1}%
 }%
-\def\XINT@powseriesx@i #1#2%
+\def\XINT_powseriesx_i #1#2%
 {%
-    \expandafter\XINT@powseriesx@ii\expandafter {\the\numexpr #2}{#1}%
+    \expandafter\XINT_powseriesx_ii\expandafter {\the\numexpr #2}{#1}%
 }%
-\def\XINT@powseriesx@ii #1#2#3#4%
+\def\XINT_powseriesx_ii #1#2#3#4%
 {%
    \ifnum #2<#1
-      \xint@afterfi { 0/1[0]}%
+      \xint_afterfi { 0/1[0]}%
    \else
-      \xint@afterfi
-      {\expandafter\XINT@powseriesx@pre\expandafter
+      \xint_afterfi
+      {\expandafter\XINT_powseriesx_pre\expandafter
                   {\romannumeral-`0#4}{#1}{#2}{#3}%
       }%
    \fi
 }%
-\def\XINT@powseriesx@pre #1#2#3#4%
+\def\XINT_powseriesx_pre #1#2#3#4%
 {%
-    \XINT@powseries@loop@i {#4{#3}}{#2}{#3}{#4}{#1}%
+    \XINT_powseries_loop_i {#4{#3}}{#2}{#3}{#4}{#1}%
 }%
 \def\xintRationalSeries {\romannumeral0\xintratseries }%
 \def\xintratseries #1#2%
 {%
-    \expandafter\XINT@ratseries@i\expandafter {\the\numexpr #2}{#1}%
+    \expandafter\XINT_ratseries_i\expandafter {\the\numexpr #2}{#1}%
 }%
-\def\XINT@ratseries@i #1#2%
+\def\XINT_ratseries_i #1#2%
 {%
-    \expandafter\XINT@ratseries@ii\expandafter {\the\numexpr #2}{#1}%
+    \expandafter\XINT_ratseries_ii\expandafter {\the\numexpr #2}{#1}%
 }%
-\def\XINT@ratseries@ii #1#2#3#4%
+\def\XINT_ratseries_ii #1#2#3#4%
 {%
    \ifnum #2<#1
-      \xint@afterfi { 0/1[0]}%
+      \xint_afterfi { 0/1[0]}%
    \else
-      \xint@afterfi
-      {\XINT@ratseries@loop {#2}{1}{#1}{#4}{#3}}%
+      \xint_afterfi
+      {\XINT_ratseries_loop {#2}{1}{#1}{#4}{#3}}%
    \fi
 }%
-\def\XINT@ratseries@loop #1#2#3#4%
+\def\XINT_ratseries_loop #1#2#3#4%
 {%
-    \ifnum #1>#3 \else\XINT@ratseries@exit@i\fi
-    \expandafter\XINT@ratseries@loop\expandafter
+    \ifnum #1>#3 \else\XINT_ratseries_exit_i\fi
+    \expandafter\XINT_ratseries_loop\expandafter
     {\the\numexpr #1-1\expandafter}\expandafter
     {\romannumeral0\xintadd {1}{\xintMul {#2}{#4{#1}}}}{#3}{#4}%
 }%
-\def\XINT@ratseries@exit@i\fi #1#2#3#4#5#6#7#8%
+\def\XINT_ratseries_exit_i\fi #1#2#3#4#5#6#7#8%
 {%
-    \fi \XINT@ratseries@exit@ii  #6%
+    \fi \XINT_ratseries_exit_ii  #6%
 }%
-\def\XINT@ratseries@exit@ii #1#2#3#4#5%
+\def\XINT_ratseries_exit_ii #1#2#3#4#5%
 {%
-    \XINT@ratseries@exit@iii #5%
+    \XINT_ratseries_exit_iii #5%
 }%
-\def\XINT@ratseries@exit@iii #1#2#3#4%
+\def\XINT_ratseries_exit_iii #1#2#3#4%
 {%
     \xintmul{#2}{#4}%
 }%
 \def\xintRationalSeriesX {\romannumeral0\xintratseriesx }%
 \def\xintratseriesx #1#2%
 {%
-    \expandafter\XINT@ratseriesx@i\expandafter {\the\numexpr #2}{#1}%
+    \expandafter\XINT_ratseriesx_i\expandafter {\the\numexpr #2}{#1}%
 }%
-\def\XINT@ratseriesx@i #1#2%
+\def\XINT_ratseriesx_i #1#2%
 {%
-    \expandafter\XINT@ratseriesx@ii\expandafter {\the\numexpr #2}{#1}%
+    \expandafter\XINT_ratseriesx_ii\expandafter {\the\numexpr #2}{#1}%
 }%
-\def\XINT@ratseriesx@ii #1#2#3#4#5%
+\def\XINT_ratseriesx_ii #1#2#3#4#5%
 {%
    \ifnum #2<#1
-      \xint@afterfi { 0/1[0]}%
+      \xint_afterfi { 0/1[0]}%
    \else
-      \xint@afterfi
-      {\expandafter\XINT@ratseriesx@pre\expandafter
+      \xint_afterfi
+      {\expandafter\XINT_ratseriesx_pre\expandafter
                    {\romannumeral-`0#5}{#2}{#1}{#4}{#3}%
       }%
    \fi
 }%
-\def\XINT@ratseriesx@pre #1#2#3#4#5%
+\def\XINT_ratseriesx_pre #1#2#3#4#5%
 {%
-    \XINT@ratseries@loop {#2}{1}{#3}{#4{#1}}{#5{#1}}%
+    \XINT_ratseries_loop {#2}{1}{#3}{#4{#1}}{#5{#1}}%
 }%
 \def\xintFxPtPowerSeries {\romannumeral0\xintfxptpowerseries }%
 \def\xintfxptpowerseries #1#2%
 {%
-    \expandafter\XINT@fppowseries@i\expandafter {\the\numexpr #2}{#1}%
+    \expandafter\XINT_fppowseries_i\expandafter {\the\numexpr #2}{#1}%
 }%
-\def\XINT@fppowseries@i #1#2%
+\def\XINT_fppowseries_i #1#2%
 {%
-    \expandafter\XINT@fppowseries@ii\expandafter {\the\numexpr #2}{#1}%
+    \expandafter\XINT_fppowseries_ii\expandafter {\the\numexpr #2}{#1}%
 }%
-\def\XINT@fppowseries@ii #1#2#3#4#5%
+\def\XINT_fppowseries_ii #1#2#3#4#5%
 {%
    \ifnum #2<#1
-      \xint@afterfi { 0}%
+      \xint_afterfi { 0}%
    \else
-      \xint@afterfi
-        {\expandafter\XINT@fppowseries@loop@pre\expandafter
+      \xint_afterfi
+        {\expandafter\XINT_fppowseries_loop_pre\expandafter
            {\romannumeral0\xinttrunc {#5}{\xintPow {#4}{#1}}}%
           {#1}{#4}{#2}{#3}{#5}%
         }%
    \fi
 }%
-\def\XINT@fppowseries@loop@pre #1#2#3#4#5#6%
+\def\XINT_fppowseries_loop_pre #1#2#3#4#5#6%
 {%
-    \ifnum #4>#2 \else\XINT@fppowseries@dont@i \fi
-    \expandafter\XINT@fppowseries@loop@i\expandafter
+    \ifnum #4>#2 \else\XINT_fppowseries_dont_i \fi
+    \expandafter\XINT_fppowseries_loop_i\expandafter
     {\the\numexpr #2+1\expandafter}\expandafter
     {\romannumeral0\xintitrunc {#6}{\xintMul {#5{#2}}{#1}}}%
     {#1}{#3}{#4}{#5}{#6}%
 }%
-\def\XINT@fppowseries@dont@i \fi\expandafter\XINT@fppowseries@loop@i
-    {\fi \expandafter\XINT@fppowseries@dont@ii }%
-\def\XINT@fppowseries@dont@ii #1#2#3#4#5#6#7{\xinttrunc {#7}{#2[-#7]}}%
-\def\XINT@fppowseries@loop@i #1#2#3#4#5#6#7%
+\def\XINT_fppowseries_dont_i \fi\expandafter\XINT_fppowseries_loop_i
+    {\fi \expandafter\XINT_fppowseries_dont_ii }%
+\def\XINT_fppowseries_dont_ii #1#2#3#4#5#6#7{\xinttrunc {#7}{#2[-#7]}}%
+\def\XINT_fppowseries_loop_i #1#2#3#4#5#6#7%
 {%
-    \ifnum #5>#1 \else \XINT@fppowseries@exit@i \fi
-    \expandafter\XINT@fppowseries@loop@ii\expandafter
+    \ifnum #5>#1 \else \XINT_fppowseries_exit_i \fi
+    \expandafter\XINT_fppowseries_loop_ii\expandafter
     {\romannumeral0\xinttrunc {#7}{\xintMul {#3}{#4}}}%
     {#1}{#4}{#2}{#5}{#6}{#7}%
 }%
-\def\XINT@fppowseries@loop@ii #1#2#3#4#5#6#7%
+\def\XINT_fppowseries_loop_ii #1#2#3#4#5#6#7%
 {%
-    \expandafter\XINT@fppowseries@loop@i\expandafter
+    \expandafter\XINT_fppowseries_loop_i\expandafter
     {\the\numexpr #2+1\expandafter}\expandafter
     {\romannumeral0\xintiadd {#4}{\xintiTrunc {#7}{\xintMul {#6{#2}}{#1}}}}%
     {#1}{#3}{#5}{#6}{#7}%
 }%
-\def\XINT@fppowseries@exit@i\fi\expandafter\XINT@fppowseries@loop@ii
-    {\fi \expandafter\XINT@fppowseries@exit@ii }%
-\def\XINT@fppowseries@exit@ii #1#2#3#4#5#6#7%
+\def\XINT_fppowseries_exit_i\fi\expandafter\XINT_fppowseries_loop_ii
+    {\fi \expandafter\XINT_fppowseries_exit_ii }%
+\def\XINT_fppowseries_exit_ii #1#2#3#4#5#6#7%
 {%
     \xinttrunc {#7}
     {\xintiAdd {#4}{\xintiTrunc {#7}{\xintMul {#6{#2}}{#1}}}[-#7]}%
@@ -401,30 +402,30 @@
 \def\xintFxPtPowerSeriesX {\romannumeral0\xintfxptpowerseriesx }%
 \def\xintfxptpowerseriesx #1#2%
 {%
-    \expandafter\XINT@fppowseriesx@i\expandafter {\the\numexpr #2}{#1}%
+    \expandafter\XINT_fppowseriesx_i\expandafter {\the\numexpr #2}{#1}%
 }%
-\def\XINT@fppowseriesx@i #1#2%
+\def\XINT_fppowseriesx_i #1#2%
 {%
-    \expandafter\XINT@fppowseriesx@ii\expandafter {\the\numexpr #2}{#1}%
+    \expandafter\XINT_fppowseriesx_ii\expandafter {\the\numexpr #2}{#1}%
 }%
-\def\XINT@fppowseriesx@ii #1#2#3#4#5%
+\def\XINT_fppowseriesx_ii #1#2#3#4#5%
 {%
    \ifnum #2<#1
-      \xint@afterfi { 0}%
+      \xint_afterfi { 0}%
    \else
-      \xint@afterfi
-        {\expandafter \XINT@fppowseriesx@pre \expandafter
+      \xint_afterfi
+        {\expandafter \XINT_fppowseriesx_pre \expandafter
          {\romannumeral-`0#4}{#1}{#2}{#3}{#5}%
         }%
    \fi
 }%
-\def\XINT@fppowseriesx@pre #1#2#3#4#5%
+\def\XINT_fppowseriesx_pre #1#2#3#4#5%
 {%
-    \expandafter\XINT@fppowseries@loop@pre\expandafter
+    \expandafter\XINT_fppowseries_loop_pre\expandafter
        {\romannumeral0\xinttrunc {#5}{\xintPow {#1}{#2}}}%
        {#2}{#1}{#3}{#4}{#5}%
 }%
-\XINT@series@restorecatcodes@endinput%
+\XINT_series_restorecatcodes_endinput%
 \endinput
 %%
 %% End of file `xintseries.sty'.