From 81dde574dee7e20779753c076ece922cdcba0fb0 Mon Sep 17 00:00:00 2001 From: Karl Berry Date: Sat, 2 Aug 2008 23:18:13 +0000 Subject: expl3 update (2aug08) git-svn-id: svn://tug.org/texlive/trunk@10021 c570f23f-e606-0410-a88d-b1316a301751 --- Master/texmf-dist/doc/latex/expl3/expl3.pdf | Bin 155070 -> 155827 bytes Master/texmf-dist/doc/latex/expl3/l32eproc.pdf | Bin 108098 -> 108445 bytes Master/texmf-dist/doc/latex/expl3/readme.txt | 5 +- Master/texmf-dist/doc/latex/expl3/source3.pdf | Bin 962916 -> 964164 bytes Master/texmf-dist/source/latex/expl3/l3int.dtx | 19 +- Master/texmf-dist/source/latex/expl3/l3num.dtx | 52 +- Master/texmf-dist/source/latex/expl3/l3prop.dtx | 4 +- Master/texmf-dist/source/latex/expl3/l3tlp.dtx | 37 +- Master/texmf-dist/source/latex/expl3/l3vers.dtx | 6 +- .../texmf-dist/source/latex/expl3/l3xref-test.tex | 105 - Master/texmf-dist/tex/latex/expl3/l3doc.cls | 12 +- Master/texmf-dist/tex/latex/expl3/l3int.sty | 17 +- Master/texmf-dist/tex/latex/expl3/l3num.sty | 13 +- Master/texmf-dist/tex/latex/expl3/l3prop.sty | 4 +- Master/texmf-dist/tex/latex/expl3/l3tlp.sty | 14 +- Master/texmf-dist/tex/latex/expl3/lbase.ini | 65 - Master/texmf-dist/tex/latex/expl3/lbase.ltx | 5182 -------------------- 17 files changed, 117 insertions(+), 5418 deletions(-) delete mode 100644 Master/texmf-dist/source/latex/expl3/l3xref-test.tex delete mode 100644 Master/texmf-dist/tex/latex/expl3/lbase.ini delete mode 100644 Master/texmf-dist/tex/latex/expl3/lbase.ltx (limited to 'Master/texmf-dist') diff --git a/Master/texmf-dist/doc/latex/expl3/expl3.pdf b/Master/texmf-dist/doc/latex/expl3/expl3.pdf index 63fc49bb884..8df9474594f 100644 Binary files a/Master/texmf-dist/doc/latex/expl3/expl3.pdf and b/Master/texmf-dist/doc/latex/expl3/expl3.pdf differ diff --git a/Master/texmf-dist/doc/latex/expl3/l32eproc.pdf b/Master/texmf-dist/doc/latex/expl3/l32eproc.pdf index 39d6ed345d4..e47cbd55004 100644 Binary files a/Master/texmf-dist/doc/latex/expl3/l32eproc.pdf and b/Master/texmf-dist/doc/latex/expl3/l32eproc.pdf differ diff --git a/Master/texmf-dist/doc/latex/expl3/readme.txt b/Master/texmf-dist/doc/latex/expl3/readme.txt index 895c54120da..a3fee5a449c 100644 --- a/Master/texmf-dist/doc/latex/expl3/readme.txt +++ b/Master/texmf-dist/doc/latex/expl3/readme.txt @@ -3,7 +3,7 @@ A Possible LaTeX3 Programming Convention ======================================== - 2008/06/20 + 2008/08/01 WHERE TO GET IT @@ -302,6 +302,9 @@ example {document} would generate an error.) In this mode \RequirePackage may be used to load further packages, as demonstrated in this file, but any other LaTeX2 command is likely to fail. +The option removeoldnames has been disabled temporarily and so this +test file is of limited use. + test3.tex ========= diff --git a/Master/texmf-dist/doc/latex/expl3/source3.pdf b/Master/texmf-dist/doc/latex/expl3/source3.pdf index 8091b95dff8..edcb0924486 100644 Binary files a/Master/texmf-dist/doc/latex/expl3/source3.pdf and b/Master/texmf-dist/doc/latex/expl3/source3.pdf differ diff --git a/Master/texmf-dist/source/latex/expl3/l3int.dtx b/Master/texmf-dist/source/latex/expl3/l3int.dtx index ccc30e7dd83..5b13df9cec4 100644 --- a/Master/texmf-dist/source/latex/expl3/l3int.dtx +++ b/Master/texmf-dist/source/latex/expl3/l3int.dtx @@ -1,5 +1,5 @@ % \iffalse -%% File: l3int.dtx Copyright (C) 1990-2006 LaTeX3 project +%% File: l3int.dtx Copyright (C) 1990-2008 LaTeX3 project %% %% It may be distributed and/or modified under the conditions of the %% LaTeX Project Public License (LPPL), either version 1.3c of this @@ -36,7 +36,7 @@ \RequirePackage{l3names} % %\fi -\GetIdInfo$Id: l3int.dtx 702 2007-11-27 14:21:49Z morten $ +\GetIdInfo$Id: l3int.dtx 738 2008-08-01 13:21:42Z morten $ {L3 Experimental Integer module} %\iffalse %<*driver> @@ -551,7 +551,7 @@ % Setting counters is again something that I would like to make % uniform at the moment to get a better overview. % \begin{macrocode} -\def_new:Npn \int_set:Nn #1#2{#1 \int_eval:w #2\scan_stop: +\def_new:Npn \int_set:Nn #1#2{#1 \int_eval:w #2\int_eval_end: %<*check> \chk_local_or_pref_global:N #1 % @@ -603,14 +603,14 @@ % accessed by its number, e.g., |\count23|. Not that it should % ever happen but\dots % \begin{macrocode} - \int_advance:w #1 by \int_eval:w #2\scan_stop: + \int_advance:w #1 by \int_eval:w #2\int_eval_end: %<*check> \chk_local_or_pref_global:N #1 % } \def_new:Npn\int_add:cn{\exp_args:Nc\int_add:Nn} \def_new:Npn \int_sub:Nn #1#2{ - \int_advance:w #1-\int_eval:w #2\scan_stop: + \int_advance:w #1-\int_eval:w #2\int_eval_end: %<*check> \chk_local_or_pref_global:N #1 % @@ -887,15 +887,18 @@ % % \begin{macro}{\int_eval:n} % \begin{macro}{\int_eval:w} +% \begin{macro}{\int_eval_end:} % Evaluating a calc expression using normal operators. Many of these % are exactly the same as the ones in the \textsf{num} module so we % just use them. % \begin{macrocode} -\let_new:NN \int_eval:n \num_eval:n -\let_new:NN \int_eval:w \num_eval:w +\let_new:NN \int_eval:n \num_eval:n +\let_new:NN \int_eval:w \num_eval:w +\let_new:NN \int_eval_end: \num_eval_end: % \end{macrocode} % \end{macro} % \end{macro} +% \end{macro} % % \begin{macro}{\c_max_int} % The largest number allowed is $2^{31}-1$ @@ -960,7 +963,7 @@ 1)/2) \fi: /(#2) - \scan_stop: + \int_eval_end: } % \end{macrocode} % For the sake of completeness: diff --git a/Master/texmf-dist/source/latex/expl3/l3num.dtx b/Master/texmf-dist/source/latex/expl3/l3num.dtx index 624cd7668e5..325eef2e131 100644 --- a/Master/texmf-dist/source/latex/expl3/l3num.dtx +++ b/Master/texmf-dist/source/latex/expl3/l3num.dtx @@ -1,5 +1,5 @@ % \iffalse -%% File: l3num.dtx Copyright (C) 2005-2006 Frank Mittelbach, LaTeX3 project +%% File: l3num.dtx Copyright (C) 2005-2008 Frank Mittelbach, LaTeX3 project %% %% It may be distributed and/or modified under the conditions of the %% LaTeX Project Public License (LPPL), either version 1.3c of this @@ -36,7 +36,7 @@ \RequirePackage{l3names} % %\fi -\GetIdInfo$Id: l3num.dtx 702 2007-11-27 14:21:49Z morten $ +\GetIdInfo$Id: l3num.dtx 741 2008-08-01 13:37:16Z morten $ {L3 Experimental token numbers} %\iffalse %<*driver> @@ -237,7 +237,16 @@ % \end{syntax} % Return the numerical value of a \m{num} expression. % \end{function} - +% +% \begin{function}{% +% \num_elt_count:n | +% } +% \begin{syntax} +% "\num_elt_count:n" "{""}" +% \end{syntax} +% Discards \m{balanced text} and puts a "+1" in the input stream. Used +% to count elements in a token list. +% \end{function} % % \subsection{Formatting a counter value} % @@ -316,11 +325,11 @@ % \num_eval:w | % } % \begin{syntax} -% "\num_eval:w" "\scan_stop:" +% "\num_eval:w" "\num_eval_end:" % \end{syntax} % Evaluates . The evaluation stops when an % unexpandable token of catcode other than 12 is reached or -% "\scan_stop:" is read. The latter is gobbled by the scanner +% "\num_eval_end:" is read. The latter is gobbled by the scanner % mechanism. % \begin{texnote} % This is the \eTeX{} primitive \tn{numexpr}. @@ -384,6 +393,7 @@ % % \begin{macro}{\num_value:w} % \begin{macro}{\num_eval:w} +% \begin{macro}{\num_eval_end:} % \begin{macro}{\if_num:w} % \begin{macro}{\if_num_odd:w} % \begin{macro}{\if_case:w} @@ -393,6 +403,7 @@ % \begin{macrocode} \let_new:NN \num_value:w \tex_number:D \let_new:NN \num_eval:w \etex_numexpr:D +\let_new:NN \num_eval_end: \scan_stop: \let_new:NN \if_num:w \tex_ifnum:D \let_new:NN \if_num_odd:w \tex_ifodd:D \let_new:NN \if_case:w \tex_ifcase:D @@ -404,25 +415,6 @@ % \end{macro} % \end{macro} % \end{macro} -% -% \begin{macro}{\use_arg_after_or:w} -% \begin{macro}{\use_arg_after_else:w} -% \begin{macro}{\use_arg_after_fi:w} -% When you're using the |\if_case:w| primitive it is not as easy as -% usual to get the code to be executed past the |\or:|, |\else:| and -% |\fi:|. If you know that there is only one token, then prefix it -% with |\exp_after:NN|, else you can use these functions. Be sure to -% hide any |\if| functions in the skipped text! -% -% All other conditionals are two way switches for which you can just -% use the safe methods provided by the TF type functions. -% \begin{macrocode} -\def_long_new:Npn \use_arg_after_or:w #1\or: #2\fi:{\fi: #1} -\def_long_new:Npn \use_arg_after_else:w #1\else: #2\fi:{\fi: #1} -\def_long_new:Npn \use_arg_after_fi:w #1\fi:{\fi: #1} -% \end{macrocode} -% \end{macro} -% \end{macro} % \end{macro} % % Functions that support \LaTeX's user accessible counters should be @@ -494,7 +486,7 @@ % This function enables us to do all the operations without the aid of % an \m{int} register. % \begin{macrocode} -\def_new:Npn \num_eval:n #1{\num_eval:w #1\scan_stop:} +\def_new:Npn \num_eval:n #1{\num_eval:w #1\num_eval_end:} % \end{macrocode} % \end{macro} % @@ -619,6 +611,16 @@ % \end{macro} % \end{macro} % +% \begin{macro}{\num_elt_count:n} +% \begin{macro}{\num_elt_count_prop:Nn} +% Helper function for counting elements in a list. +% \begin{macrocode} +\def_long_new:Npn \num_elt_count:n #1 { + 1 } +\def_long_new:Npn \num_elt_count_prop:Nn #1#2 { + 1 } +% \end{macrocode} +% \end{macro} +% \end{macro} +% % \begin{macro}{\l_tmpa_num} % \begin{macro}{\l_tmpb_num} % \begin{macro}{\l_tmpc_num} diff --git a/Master/texmf-dist/source/latex/expl3/l3prop.dtx b/Master/texmf-dist/source/latex/expl3/l3prop.dtx index 22d7a7ecaeb..08aa9b4a075 100644 --- a/Master/texmf-dist/source/latex/expl3/l3prop.dtx +++ b/Master/texmf-dist/source/latex/expl3/l3prop.dtx @@ -1,5 +1,5 @@ % \iffalse -%% File: l3prop.dtx Copyright (C) 1990-2006 LaTeX3 project +%% File: l3prop.dtx Copyright (C) 1990-2008 LaTeX3 project %% %% It may be distributed and/or modified under the conditions of the %% LaTeX Project Public License (LPPL), either version 1.3c of this @@ -36,7 +36,7 @@ \RequirePackage{l3names} % %\fi -\GetIdInfo$Id: l3prop.dtx 668 2007-09-27 15:54:23Z mittelba $ +\GetIdInfo$Id: l3prop.dtx 742 2008-08-01 13:37:45Z morten $ {L3 Experimental Property Lists} %\iffalse %<*driver> diff --git a/Master/texmf-dist/source/latex/expl3/l3tlp.dtx b/Master/texmf-dist/source/latex/expl3/l3tlp.dtx index 8cf7b54eb5f..ae3e72abe60 100644 --- a/Master/texmf-dist/source/latex/expl3/l3tlp.dtx +++ b/Master/texmf-dist/source/latex/expl3/l3tlp.dtx @@ -1,5 +1,5 @@ % \iffalse -%% File: l3tlp.dtx Copyright (C) 1990-2007 LaTeX3 project +%% File: l3tlp.dtx Copyright (C) 1990-2008 LaTeX3 project %% %% It may be distributed and/or modified under the conditions of the %% LaTeX Project Public License (LPPL), either version 1.3c of this @@ -36,7 +36,7 @@ \RequirePackage{l3names} % %\fi -\GetIdInfo$Id: l3tlp.dtx 735 2008-01-14 22:31:02Z morten $ +\GetIdInfo$Id: l3tlp.dtx 740 2008-08-01 13:25:38Z morten $ {L3 Experimental Token List Pointers} %\iffalse %<*driver> @@ -437,6 +437,18 @@ % token list are gobbled in the process. % \end{function} % +% \begin{function}{% +% \tlist_elt_count:n | +% \tlp_elt_count:N | +% } +% \begin{syntax} +% "\tlist_elt_count:n" "{""}" \\ +% "\tlp_elt_count:N" +% \end{syntax} +% Returns the number of elements in the token list. Brace groups +% encountered count as one element. Note that spaces in this +% token list are gobbled in the process. +% \end{function} % % % \subsubsection{Internal functions} @@ -1476,6 +1488,27 @@ % \end{macro} % % +% \begin{macro}{\tlist_elt_count:n} +% \begin{macro}{\tlp_elt_count:n} +% Count number of elements within a token list or token list +% pointer. Brace groups within the list are read as a single +% element. +% "\num_elt_count:n" grabs the element and replaces it by "+1". The +% "0" to ensure it works on an empty list. +% \begin{macrocode} +\def_long_new:Npn \tlist_elt_count:n #1{ + \num_value:w \num_eval:w 0 + \tlist_map_function:nN {#1}\num_elt_count:n + \num_eval_end: +} +\def_new:Npn \tlp_elt_count:N #1{ + \num_value:w \num_eval:w 0 + \tlp_map_function:NN #1 \num_elt_count:n + \num_eval_end: +} +% \end{macrocode} +% \end{macro} +% \end{macro} % % % diff --git a/Master/texmf-dist/source/latex/expl3/l3vers.dtx b/Master/texmf-dist/source/latex/expl3/l3vers.dtx index 748c99bde33..1bd308c2970 100644 --- a/Master/texmf-dist/source/latex/expl3/l3vers.dtx +++ b/Master/texmf-dist/source/latex/expl3/l3vers.dtx @@ -1,5 +1,5 @@ % \iffalse -%% File: l3vers.dtx Copyright (C) 1990-2005 LaTeX3 project +%% File: l3vers.dtx Copyright (C) 1990-2008 LaTeX3 project %% %% It may be distributed and/or modified under the conditions of the %% LaTeX Project Public License (LPPL), either version 1.3c of this @@ -35,7 +35,7 @@ \RequirePackage{l3names} % %\fi -\GetIdInfo$Id: l3vers.dtx 621 2007-09-01 20:14:19Z morten $ +\GetIdInfo$Id: l3vers.dtx 743 2008-08-01 14:02:18Z morten $ {L3 Experimental LaTeX format version} %\iffalse %<*driver> @@ -63,7 +63,7 @@ % \begin{macrocode} %<*initex> \def:Npn\c_format_name{Experimental~ LaTeX3} -\def:Npn\c_format_date{2007/09/01} +\def:Npn\c_format_date{2008/08/01} %^^A\def:Npx\c_format_version{--release--date--goes--here--} % \end{macrocode} % \end{macro} diff --git a/Master/texmf-dist/source/latex/expl3/l3xref-test.tex b/Master/texmf-dist/source/latex/expl3/l3xref-test.tex deleted file mode 100644 index cd58b6deb5f..00000000000 --- a/Master/texmf-dist/source/latex/expl3/l3xref-test.tex +++ /dev/null @@ -1,105 +0,0 @@ -%% -%% This is file `l3xref-test.tex', -%% generated with the docstrip utility. -%% -%% The original source files were: -%% -%% l3xref.dtx (with options: `testfile') -%% -%% -%% EXPERIMENTAL CODE -%% -%% Do not distribute this file without also distributing the -%% source files specified above. -%% -%% Do not distribute a modified version of this file. -%% -%% -%% File: l3xref.dtx Copyright (C) 2006 LaTeX3 project -%% -%% It may be distributed and/or modified under the conditions of the -%% LaTeX Project Public License (LPPL), either version 1.3c of this -%% license or (at your option) any later version. The latest version -%% of this license is in the file -%% -%% http://www.latex-project.org/lppl.txt -%% -%% This file is part of the ``expl3 bundle'' (The Work in LPPL) -%% and all files in that bundle must be distributed together. -%% -%% The released version of this bundle is available from CTAN. -%% -%% ----------------------------------------------------------------------- -%% -%% The development version of the bundle can be found at -%% -%% http://www.latex-project.org/cgi-bin/cvsweb.cgi/ -%% -%% for those people who are interested. -%% -%%%%%%%%%%% -%% NOTE: %% -%%%%%%%%%%% -%% -%% Snapshots taken from the repository represent work in progress and may -%% not work or may contain conflicting material! We therefore ask -%% people _not_ to put them into distributions, archives, etc. without -%% prior consultation with the LaTeX Project Team. -%% -%% ----------------------------------------------------------------------- -\RequirePackage{l3names} -\GetIdInfo$Id: l3xref.dtx 621 2007-09-01 20:14:19Z morten $ - {L3 Experimental cross referencing} -\ProvidesFile{\jobname.tex} - [\filedate\space v\fileversion\space\filedescription] -\documentclass{article} -\usepackage{l3xref} -\ExplSyntaxOn -\def:Npn \startrecording {\iow_open:Nn \xref_write {\jobname.xref}} -\def:Npn \DefineCrossReferences { - \group_begin: - \NamesStart - \InputIfFileExists{\jobname.xref}{}{} - \group_end: -} -\AtBeginDocument{\DefineCrossReferences\startrecording} - -\xref_new:nn {name}{} -\def:Npn \setname{\tlp_set:Nn\l_xref_curr_name_tlp} -\def:Npn \getname{\xref_get_value:nn{name}} - -\xref_deferred_new:nn {page}{\thepage} -\def:Npn \getpage{\xref_get_value:nn{page}} - -\xref_deferred_new:nn {valuepage}{\number\value{page}} -\def:Npn \getvaluepage{\xref_get_value:nn{valuepage}} - -\let:NN \setlabel \xref_set_label:n - -\ExplSyntaxOff -\begin{document} -\pagenumbering{roman} - -Text\setname{This is a name}\setlabel{testlabel1}. More -text\setname{This is another name}\setlabel{testlabel2}. \clearpage - -Text\setname{This is a third name}\setlabel{testlabel3}. More -text\setname{Hello World!}\setlabel{testlabel4}. \clearpage - -\pagenumbering{arabic} - -Text\setname{Name 5}\setlabel{testlabel5}. More text\setname{Name - 6}\setlabel{testlabel6}. \clearpage - -Text\setname{Name 7}\setlabel{testlabel 7}. More text\setname{Name - 8}\setlabel{testlabel8}. \clearpage - -Now let's extract some values. \getname{testlabel1} on page -\getpage{testlabel1} with value \getvaluepage{testlabel1}. - -Now let's extract some values. \getname{testlabel 7} on page -\getpage{testlabel 7} with value \getvaluepage{testlabel 7}. -\end{document} -%% -%% -%% End of file `l3xref-test.tex'. diff --git a/Master/texmf-dist/tex/latex/expl3/l3doc.cls b/Master/texmf-dist/tex/latex/expl3/l3doc.cls index 59c7a7c971d..da59bf174ef 100644 --- a/Master/texmf-dist/tex/latex/expl3/l3doc.cls +++ b/Master/texmf-dist/tex/latex/expl3/l3doc.cls @@ -1,5 +1,5 @@ % \iffalse -%% File: l3doc.dtx Copyright (C) 1990-2006 LaTeX3 project +%% File: l3doc.dtx Copyright (C) 1990-2008 LaTeX3 project %% %% It may be distributed and/or modified under the conditions of the %% LaTeX Project Public License (LPPL), either version 1.3c of this @@ -37,7 +37,7 @@ %<*class> \NeedsTeXFormat{LaTeX2e} \ProvidesClass{l3doc} - [2007/09/08 v0.0j class for documenting experimental stuff] + [2008/08/01 v0.0k class for documenting experimental stuff] % \NeedsTeXFormat{LaTeX2e} % @@ -179,13 +179,13 @@ \IndexInput{l3patch.ltx}} % Get the date from ltvers.dtx -\let\patchdate=\@empty +\def\patchdate{0} \begingroup %%\def\ProvidesFile#1\fmtversion#2{\date{#2}\endinput} \def\ProvidesFile#1[#2#3]{\date{#2}\endinput} \input{l3vers.dtx} -\global\let\X@date=\@date - + \xdef\@date{\@date} + \global\let\X@date=\@date % Add the patch version if available. \long\def\Xdef#1#2#3\def#4#5{% \xdef\X@date{#2}% @@ -201,7 +201,7 @@ \edef\@date{\@date\space Patch level \patchdate} \fi \else - \@warning{l3patch.ltx does not match l3tvers.dtx!} + \@warning{l3patch.ltx does not match l3vers.dtx!} \let\includeltpatch\relax \fi diff --git a/Master/texmf-dist/tex/latex/expl3/l3int.sty b/Master/texmf-dist/tex/latex/expl3/l3int.sty index b329688b3eb..7c9ea287861 100644 --- a/Master/texmf-dist/tex/latex/expl3/l3int.sty +++ b/Master/texmf-dist/tex/latex/expl3/l3int.sty @@ -15,7 +15,7 @@ %% Do not distribute a modified version of this file. %% %% -%% File: l3int.dtx Copyright (C) 1990-2006 LaTeX3 project +%% File: l3int.dtx Copyright (C) 1990-2008 LaTeX3 project %% %% It may be distributed and/or modified under the conditions of the %% LaTeX Project Public License (LPPL), either version 1.3c of this @@ -48,7 +48,7 @@ %% %% ----------------------------------------------------------------------- \RequirePackage{l3names} -\GetIdInfo$Id: l3int.dtx 702 2007-11-27 14:21:49Z morten $ +\GetIdInfo$Id: l3int.dtx 738 2008-08-01 13:21:42Z morten $ {L3 Experimental Integer module} \ProvidesExplPackage @@ -77,7 +77,7 @@ \def:Npn \int_gdecr:c {\exp_args:Nc\int_gdecr:N} \let:NN \int_new:N \newcount% allocation better nick the LaTeX one... \def_new:Npn \int_new:c {\exp_args:Nc \int_new:N} -\def_new:Npn \int_set:Nn #1#2{#1 \int_eval:w #2\scan_stop: +\def_new:Npn \int_set:Nn #1#2{#1 \int_eval:w #2\int_eval_end: } \def_new:Npn \int_gset:Nn { \pref_global:D @@ -89,11 +89,11 @@ \def_new:Npn \int_gzero:N #1 {\pref_global:D #1=\c_zero} \def_new:Npn \int_gzero:c {\exp_args:Nc \int_gzero:N} \def_new:Npn \int_add:Nn #1#2{ - \int_advance:w #1 by \int_eval:w #2\scan_stop: + \int_advance:w #1 by \int_eval:w #2\int_eval_end: } \def_new:Npn\int_add:cn{\exp_args:Nc\int_add:Nn} \def_new:Npn \int_sub:Nn #1#2{ - \int_advance:w #1-\int_eval:w #2\scan_stop: + \int_advance:w #1-\int_eval:w #2\int_eval_end: } \def_new:Npn \int_gadd:Nn { \pref_global:D @@ -210,8 +210,9 @@ \int_new:N \g_tmpa_int \int_new:N \g_tmpb_int \int_new:N \l_loop_int % a variable for use in loops (whilenum etc) -\let_new:NN \int_eval:n \num_eval:n -\let_new:NN \int_eval:w \num_eval:w +\let_new:NN \int_eval:n \num_eval:n +\let_new:NN \int_eval:w \num_eval:w +\let_new:NN \int_eval_end: \num_eval_end: \const_new:Nn \c_max_int {2147483647} \def:Npn \int_pre_eval_one_arg:Nnn #1#2{\exp_args:No#1{\int_eval:w#2}} \def:Npn \int_pre_eval_two_args:Nnn #1#2#3{ @@ -242,7 +243,7 @@ 1)/2) \fi: /(#2) - \scan_stop: + \int_eval_end: } \def_new:Npn \int_div_round:nn { \int_pre_eval_two_args:Nnn\int_div_round_raw:nn diff --git a/Master/texmf-dist/tex/latex/expl3/l3num.sty b/Master/texmf-dist/tex/latex/expl3/l3num.sty index 89c12cdb625..e34d1f82280 100644 --- a/Master/texmf-dist/tex/latex/expl3/l3num.sty +++ b/Master/texmf-dist/tex/latex/expl3/l3num.sty @@ -15,7 +15,7 @@ %% Do not distribute a modified version of this file. %% %% -%% File: l3num.dtx Copyright (C) 2005-2006 Frank Mittelbach, LaTeX3 project +%% File: l3num.dtx Copyright (C) 2005-2008 Frank Mittelbach, LaTeX3 project %% %% It may be distributed and/or modified under the conditions of the %% LaTeX Project Public License (LPPL), either version 1.3c of this @@ -48,21 +48,18 @@ %% %% ----------------------------------------------------------------------- \RequirePackage{l3names} -\GetIdInfo$Id: l3num.dtx 702 2007-11-27 14:21:49Z morten $ +\GetIdInfo$Id: l3num.dtx 741 2008-08-01 13:37:16Z morten $ {L3 Experimental token numbers} - \ProvidesExplPackage {\filename}{\filedate}{\fileversion}{\filedescription} \RequirePackage{l3expan}\par \let_new:NN \num_value:w \tex_number:D \let_new:NN \num_eval:w \etex_numexpr:D +\let_new:NN \num_eval_end: \scan_stop: \let_new:NN \if_num:w \tex_ifnum:D \let_new:NN \if_num_odd:w \tex_ifodd:D \let_new:NN \if_case:w \tex_ifcase:D \let_new:NN \or: \tex_or:D -\def_long_new:Npn \use_arg_after_or:w #1\or: #2\fi:{\fi: #1} -\def_long_new:Npn \use_arg_after_else:w #1\else: #2\fi:{\fi: #1} -\def_long_new:Npn \use_arg_after_fi:w #1\fi:{\fi: #1} \def:Npn \num_incr:N #1{\num_add:Nn#1 1} \def:Npn \num_decr:N #1{\num_add:Nn#1 \c_minus_one} \def:Npn \num_gincr:N #1{\num_gadd:Nn#1 1} @@ -77,7 +74,7 @@ \def_new:Npn \num_gzero:c {\exp_args:Nc \num_gzero:N} \def_new:Npn \num_new:N #1{\tlp_new:Nn #1{0}} \def_new:Npn \num_new:c {\exp_args:Nc \num_new:N} -\def_new:Npn \num_eval:n #1{\num_eval:w #1\scan_stop:} +\def_new:Npn \num_eval:n #1{\num_eval:w #1\num_eval_end:} \def_new:Npn \num_set:Nn #1#2{ \tlp_set:No #1{ \tex_number:D \num_eval:n {#2} } } @@ -114,6 +111,8 @@ } \def_new:Npn \num_max_of:nn#1#2{\num_compare:nNnTF {#1}>{#2}{#1}{#2}} \def_new:Npn \num_min_of:nn#1#2{\num_compare:nNnTF {#1}<{#2}{#1}{#2}} +\def_long_new:Npn \num_elt_count:n #1 { + 1 } +\def_long_new:Npn \num_elt_count_prop:Nn #1#2 { + 1 } \num_new:N \l_tmpa_num \num_new:N \l_tmpb_num \num_new:N \l_tmpc_num diff --git a/Master/texmf-dist/tex/latex/expl3/l3prop.sty b/Master/texmf-dist/tex/latex/expl3/l3prop.sty index 67c2efc2d3a..fcf43c8f408 100644 --- a/Master/texmf-dist/tex/latex/expl3/l3prop.sty +++ b/Master/texmf-dist/tex/latex/expl3/l3prop.sty @@ -15,7 +15,7 @@ %% Do not distribute a modified version of this file. %% %% -%% File: l3prop.dtx Copyright (C) 1990-2006 LaTeX3 project +%% File: l3prop.dtx Copyright (C) 1990-2008 LaTeX3 project %% %% It may be distributed and/or modified under the conditions of the %% LaTeX Project Public License (LPPL), either version 1.3c of this @@ -48,7 +48,7 @@ %% %% ----------------------------------------------------------------------- \RequirePackage{l3names} -\GetIdInfo$Id: l3prop.dtx 668 2007-09-27 15:54:23Z mittelba $ +\GetIdInfo$Id: l3prop.dtx 742 2008-08-01 13:37:45Z morten $ {L3 Experimental Property Lists} \ProvidesExplPackage {\filename}{\filedate}{\fileversion}{\filedescription} diff --git a/Master/texmf-dist/tex/latex/expl3/l3tlp.sty b/Master/texmf-dist/tex/latex/expl3/l3tlp.sty index 2b911f20523..f7baf935951 100644 --- a/Master/texmf-dist/tex/latex/expl3/l3tlp.sty +++ b/Master/texmf-dist/tex/latex/expl3/l3tlp.sty @@ -15,7 +15,7 @@ %% Do not distribute a modified version of this file. %% %% -%% File: l3tlp.dtx Copyright (C) 1990-2007 LaTeX3 project +%% File: l3tlp.dtx Copyright (C) 1990-2008 LaTeX3 project %% %% It may be distributed and/or modified under the conditions of the %% LaTeX Project Public License (LPPL), either version 1.3c of this @@ -48,7 +48,7 @@ %% %% ----------------------------------------------------------------------- \RequirePackage{l3names} -\GetIdInfo$Id: l3tlp.dtx 735 2008-01-14 22:31:02Z morten $ +\GetIdInfo$Id: l3tlp.dtx 740 2008-08-01 13:25:38Z morten $ {L3 Experimental Token List Pointers} \ProvidesExplPackage {\filename}{\filedate}{\fileversion}{\filedescription} @@ -266,6 +266,16 @@ } \let_new:NN \tlist_map_break:w \use_none_delimit_by_q_recursion_stop:w \let_new:NN \tlp_map_break:w \tlist_map_break:w +\def_long_new:Npn \tlist_elt_count:n #1{ + \num_value:w \num_eval:w 0 + \tlist_map_function:nN {#1}\num_elt_count:n + \num_eval_end: +} +\def_new:Npn \tlp_elt_count:N #1{ + \num_value:w \num_eval:w 0 + \tlp_map_function:NN #1 \num_elt_count:n + \num_eval_end: +} \let_new:NN \tlist_compare:xx \pdfstrcmp \def_long_new:NNn \tlist_compare:nn 2{ \tlist_compare:xx{\exp_not:n{#1}}{\exp_not:n{#2}} diff --git a/Master/texmf-dist/tex/latex/expl3/lbase.ini b/Master/texmf-dist/tex/latex/expl3/lbase.ini deleted file mode 100644 index 9d21274ebb4..00000000000 --- a/Master/texmf-dist/tex/latex/expl3/lbase.ini +++ /dev/null @@ -1,65 +0,0 @@ -%% -%% This is file `lbase.ini', -%% generated with the docstrip utility. -%% -%% The original source files were: -%% -%% l3final.dtx (with options: `ini') -%% -%% -%% EXPERIMENTAL CODE -%% -%% Do not distribute this file without also distributing the -%% source files specified above. -%% -%% Do not distribute a modified version of this file. -%% -%% -%% File: l3final.dtx Copyright (C) 1990-2006 LaTeX3 project -%% -%% It may be distributed and/or modified under the conditions of the -%% LaTeX Project Public License (LPPL), either version 1.3c of this -%% license or (at your option) any later version. The latest version -%% of this license is in the file -%% -%% http://www.latex-project.org/lppl.txt -%% -%% This file is part of the ``expl3 bundle'' (The Work in LPPL) -%% and all files in that bundle must be distributed together. -%% -%% The released version of this bundle is available from CTAN. -%% -%% ----------------------------------------------------------------------- -%% -%% The development version of the bundle can be found at -%% -%% http://www.latex-project.org/cgi-bin/cvsweb.cgi/ -%% -%% for those people who are interested. -%% -%%%%%%%%%%% -%% NOTE: %% -%%%%%%%%%%% -%% -%% Snapshots taken from the repository represent work in progress and may -%% not work or may contain conflicting material! We therefore ask -%% people _not_ to put them into distributions, archives, etc. without -%% prior consultation with the LaTeX Project Team. -%% -%% ----------------------------------------------------------------------- -%% Derived from a file by Thomas Esser - -\ifx\pdfoutput\undefined \else - \ifx\pdfoutput\relax \else - % We're building the latex format with the pdfetex engine (started 2004). - % See this file for details. - \input pdftex-dvi.tex - \fi -\fi - -%% the usual format initialization. -%%\scrollmode -\input lbase.ltx -%% -%% -%% End of file `lbase.ini'. diff --git a/Master/texmf-dist/tex/latex/expl3/lbase.ltx b/Master/texmf-dist/tex/latex/expl3/lbase.ltx deleted file mode 100644 index a1e6967f6f5..00000000000 --- a/Master/texmf-dist/tex/latex/expl3/lbase.ltx +++ /dev/null @@ -1,5182 +0,0 @@ -%% -%% This is file `lbase.ltx', -%% generated with the docstrip utility. -%% -%% The original source files were: -%% -%% l3names.dtx (with options: `initex') -%% l3basics.dtx (with options: `initex') -%% l3chk.dtx (with options: `initex') -%% l3tlp.dtx (with options: `initex') -%% l3expan.dtx (with options: `initex') -%% l3quark.dtx (with options: `initex') -%% l3num.dtx (with options: `initex') -%% l3seq.dtx (with options: `initex') -%% l3alloc.dtx (with options: `initex') -%% l3io.dtx (with options: `initex') -%% l3int.dtx (with options: `initex') -%% l3clist.dtx (with options: `initex') -%% l3prop.dtx (with options: `initex') -%% l3token.dtx (with options: `initex') -%% l3vers.dtx (with options: `initex') -%% l3skip.dtx (with options: `initex') -%% l3toks.dtx (with options: `initex') -%% l3messages.dtx (with options: `initex') -%% l3box.dtx (with options: `initex') -%% l3precom.dtx (with options: `initex,precompile') -%% l3prg.dtx (with options: `initex') -%% l3xref.dtx (with options: `initex') -%% l3final.dtx (with options: `initex') -%% -%% -%% EXPERIMENTAL CODE -%% -%% Do not distribute this file without also distributing the -%% source files specified above. -%% -%% Do not distribute a modified version of this file. -%% -%% -%% File: l3names.dtx Copyright (C) 1990-2006 LaTeX3 project -%% -%% It may be distributed and/or modified under the conditions of the -%% LaTeX Project Public License (LPPL), either version 1.3c of this -%% license or (at your option) any later version. The latest version -%% of this license is in the file -%% -%% http://www.latex-project.org/lppl.txt -%% -%% This file is part of the ``expl3 bundle'' (The Work in LPPL) -%% and all files in that bundle must be distributed together. -%% -%% The released version of this bundle is available from CTAN. -%% -%% ----------------------------------------------------------------------- -%% -%% The development version of the bundle can be found at -%% -%% http://www.latex-project.org/cgi-bin/cvsweb.cgi/ -%% -%% for those people who are interested. -%% -%%%%%%%%%%% -%% NOTE: %% -%%%%%%%%%%% -%% -%% Snapshots taken from the repository represent work in progress and may -%% not work or may contain conflicting material! We therefore ask -%% people _not_ to put them into distributions, archives, etc. without -%% prior consultation with the LaTeX Project Team. -%% -%% ----------------------------------------------------------------------- -\catcode`\{=1 % left brace is begin-group character -\catcode`\}=2 % right brace is end-group character -\catcode`\#=6 % hash mark is macro parameter character -\catcode`\^=7 % -\catcode`\^^I=10 % ascii tab is a blank space -\def\GetIdInfo$#1 #2.#3 #4 #5 #6 #7${% - \GetIdInfoAux #5\relax{#2}#5\relax{#4}% -} -\def\GetIdInfoAux #1#2#3#4#5#6\relax{% - \ifx#5/% - \expandafter\GetIdInfoAuxCVS - \else - \expandafter\GetIdInfoAuxSVN - \fi -} -\def\GetIdInfoAuxCVS #1#2\relax#3#4{% - \immediate\write-1{#1; v#2, #3; #4}% -} -\def\GetIdInfoAuxSVN #1#2-#3-#4\relax#5#6{% - \immediate\write-1{#1; #2/#3/#4 v#5 #6}% -} -\GetIdInfo$Id: l3names.dtx 621 2007-09-01 20:14:19Z morten $ - {L3 Experimental Naming Scheme for TeX Primitives} -\catcode`\{=1 % left brace is begin-group character -\catcode`\}=2 % right brace is end-group character -\catcode`\#=6 % hash mark is macro parameter character -\catcode`\^=7 % -\catcode`\^^I=10 % ascii tab is a blank space -\catcode126=10\relax % tilde is a space char. -\catcode32=9\relax % space is ignored -\catcode9=9\relax % tab also ignored -\endlinechar=32\relax % endline is space -\catcode95=11\relax % underscore letter -\catcode58=11\relax % colon letter -\let\tex_let:D\let -\long\def\name_undefine:N#1{ - \tex_let:D#1\c_undefined} -\long\def\name_primitive:NN#1#2{ - \tex_let:D #2 #1 - \name_undefine:N #1 - } -\name_primitive:NN \ \tex_space:D -\name_primitive:NN \/ \tex_italiccor:D -\name_primitive:NN \- \tex_hyphen:D -\name_primitive:NN \let \tex_let:D -\name_primitive:NN \def \tex_def:D -\name_primitive:NN \edef \tex_edef:D -\name_primitive:NN \gdef \tex_gdef:D -\name_primitive:NN \xdef \tex_xdef:D -\name_primitive:NN \chardef \tex_chardef:D -\name_primitive:NN \countdef \tex_countdef:D -\name_primitive:NN \dimendef 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\ifvmode \tex_ifvmode:D -\name_primitive:NN \ifinner \tex_ifinner:D -\name_primitive:NN \else \tex_else:D -\name_primitive:NN \fi \tex_fi:D -\name_primitive:NN \or \tex_or:D -\name_primitive:NN \immediate \tex_immediate:D -\name_primitive:NN \closeout \tex_closeout:D -\name_primitive:NN \openin \tex_openin:D -\name_primitive:NN \openout \tex_openout:D -\name_primitive:NN \read \tex_read:D -\name_primitive:NN \write \tex_write:D -\name_primitive:NN \closein \tex_closein:D -\name_primitive:NN \newlinechar \tex_newlinechar:D -\name_primitive:NN \input \tex_input:D -\name_primitive:NN \endinput \tex_endinput:D -\name_primitive:NN \inputlineno \tex_inputlineno:D -\name_primitive:NN \errmessage \tex_errmessage:D -\name_primitive:NN \message \tex_message:D -\name_primitive:NN \show \tex_show:D -\name_primitive:NN \showthe \tex_showthe:D -\name_primitive:NN \showbox \tex_showbox:D -\name_primitive:NN \showlists \tex_showlists:D -\name_primitive:NN \errhelp \tex_errhelp:D -\name_primitive:NN \errorcontextlines \tex_errorcontextlines:D -\name_primitive:NN \tracingcommands \tex_tracingcommands:D -\name_primitive:NN \tracinglostchars \tex_tracinglostchars:D -\name_primitive:NN \tracingmacros \tex_tracingmacros:D -\name_primitive:NN \tracingonline \tex_tracingonline:D -\name_primitive:NN \tracingoutput \tex_tracingoutput:D -\name_primitive:NN \tracingpages \tex_tracingpages:D -\name_primitive:NN \tracingparagraphs \tex_tracingparagraphs:D -\name_primitive:NN \tracingrestores \tex_tracingrestores:D -\name_primitive:NN \tracingstats \tex_tracingstats:D -\name_primitive:NN \pausing \tex_pausing:D -\name_primitive:NN \showboxbreadth \tex_showboxbreadth:D -\name_primitive:NN \showboxdepth \tex_showboxdepth:D -\name_primitive:NN \batchmode \tex_batchmode:D -\name_primitive:NN \errorstopmode \tex_errorstopmode:D -\name_primitive:NN \nonstopmode \tex_nonstopmode:D -\name_primitive:NN \scrollmode \tex_scrollmode:D -\name_primitive:NN \end \tex_end:D -\name_primitive:NN \csname \tex_csname:D -\name_primitive:NN \endcsname \tex_endcsname:D -\name_primitive:NN \ignorespaces \tex_ignorespaces:D -\name_primitive:NN \relax \tex_relax:D -\name_primitive:NN \the \tex_the:D -\name_primitive:NN \mag \tex_mag:D -\name_primitive:NN \language \tex_language:D -\name_primitive:NN \mark \tex_mark:D -\name_primitive:NN \topmark \tex_topmark:D -\name_primitive:NN \firstmark \tex_firstmark:D -\name_primitive:NN \botmark \tex_botmark:D -\name_primitive:NN \splitfirstmark \tex_splitfirstmark:D -\name_primitive:NN \splitbotmark \tex_splitbotmark:D -\name_primitive:NN \fontname \tex_fontname:D -\name_primitive:NN \escapechar \tex_escapechar:D -\name_primitive:NN \endlinechar \tex_endlinechar:D -\name_primitive:NN \mathchoice \tex_mathchoice:D -\name_primitive:NN \delimiter \tex_delimiter:D -\name_primitive:NN \mathaccent \tex_mathaccent:D -\name_primitive:NN \mathchar \tex_mathchar:D -\name_primitive:NN \mskip \tex_mskip:D -\name_primitive:NN \radical \tex_radical:D 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-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3basics.dtx 702 2007-11-27 14:21:49Z morten $
-       {L3 Experimental basic definitions}
-\tex_let:D \let:NwN            \tex_let:D
-\let:NwN   \if_true:           \tex_iftrue:D
-\let:NwN   \if_false:          \tex_iffalse:D
-\let:NwN   \else:              \tex_else:D
-\let:NwN   \fi:                \tex_fi:D
-\let:NwN   \reverse_if:N       \etex_unless:D
-\let:NwN   \if:w               \tex_if:D
-\let:NwN   \if_charcode:w     \tex_if:D
-\let:NwN   \if_catcode:w      \tex_ifcat:D
-\let:NwN   \if_meaning:NN      \tex_ifx:D
-\let:NwN   \if_token_eq:NN     \tex_ifx:D
-\let:NwN   \if_cs_meaning_eq:NN\tex_ifx:D
-\let:NwN   \if_mode_math:      \tex_ifmmode:D
-\let:NwN   \if_mode_horizontal:\tex_ifhmode:D
-\let:NwN   \if_mode_vertical:  \tex_ifvmode:D
-\let:NwN   \if_mode_inner:     \tex_ifinner:D
-\let:NwN   \if_cs_exist:N      \etex_ifdefined:D
-\let:NwN   \if_cs_exist:w      \etex_ifcsname:D
-\let:NwN   \exp_after:NN       \tex_expandafter:D
-\let:NwN   \exp_not:N          \tex_noexpand:D
-\let:NwN   \exp_not:n          \etex_unexpanded:D
-\let:NwN   \io_put_deferred:Nx \tex_write:D
-\let:NwN   \token_to_meaning:N \tex_meaning:D
-\let:NwN   \token_to_string:N  \tex_string:D
-\let:NwN   \cs:w               \tex_csname:D
-\let:NwN   \cs_end:            \tex_endcsname:D
-\let:NwN   \cs_meaning:N       \tex_meaning:D
-\tex_def:D \cs_meaning:c #1{\exp_after:NN\cs_meaning:N\cs:w #1\cs_end:}
-\let:NwN   \cs_show:N          \tex_show:D
-\tex_def:D \cs_show:c #1{\exp_after:NN\cs_show:N\cs:w #1\cs_end:}
-\let:NwN   \scan_stop:         \tex_relax:D
-\let:NwN   \group_begin:       \tex_begingroup:D
-\let:NwN   \group_end:         \tex_endgroup:D
-\let:NwN \group_execute_after:N \tex_aftergroup:D
-\let:NwN   \the_internal:D     \tex_the:D
-\let:NwN   \pref_global:D      \tex_global:D
-\let:NwN   \pref_long:D        \tex_long:D
-\let:NwN   \pref_protected:D   \etex_protected:D
-\let:NwN   \def:Npn            \tex_def:D
-\let:NwN   \def:Npx            \tex_edef:D
-\pref_protected:D \def:Npn \def_long:Npn {\pref_long:D \def:Npn}
-\pref_protected:D \def:Npn \def_long:Npx {\pref_long:D \def:Npx}
-\pref_protected:D \def:Npn \def_protected:Npn {\pref_protected:D \def:Npn}
-\pref_protected:D \def:Npn \def_protected:Npx {\pref_protected:D \def:Npx}
-\def_protected:Npn \def_protected_long:Npn {
-  \pref_protected:D \pref_long:D \def:Npn
-}
-\def_protected:Npn \def_protected_long:Npx {
-  \pref_protected:D \pref_long:D \def:Npx
-}
-\let:NwN   \gdef:Npn           \tex_gdef:D
-\let:NwN   \gdef:Npx           \tex_xdef:D
-\def_protected:Npn \gdef_long:Npn {\pref_long:D \gdef:Npn}
-\def_protected:Npn \gdef_long:Npx {\pref_long:D \gdef:Npx}
-\def_protected:Npn \gdef_protected:Npn {\pref_protected:D \gdef:Npn}
-\def_protected:Npn \gdef_protected:Npx {\pref_protected:D \gdef:Npx}
-\def_protected:Npn \gdef_protected_long:Npn {
-  \pref_protected:D \pref_long:D \gdef:Npn
-}
-\def_protected:Npn \gdef_protected_long:Npx {
-  \pref_protected:D \pref_long:D \gdef:Npx
-}
-\def:Npn \c_true  {00}
-\def:Npn \c_false {01}
-\tex_countdef:D \c_minus_one = 10 \scan_stop:
-\c_minus_one = -1 \scan_stop:
-\tex_chardef:D \c_sixteen = 16\scan_stop:
-\def:Npn \io_put_log:x{
-      \tex_immediate:D\io_put_deferred:Nx \c_minus_one }
-\def:Npn \io_put_term:x{
-      \tex_immediate:D\io_put_deferred:Nx \c_sixteen }
-\def:Npn\err_latex_bug:x#1{
-   \io_put_term:x{This~is~a~LaTeX~bug!~Check~coding!}\tex_errmessage:D{#1}}
-\def_long:Npn \use_none:n  #1{}
-\def_long:Npn \use_arg_i:n #1{#1}
-\def:Npn \chk_new_cs:N #1{
-  \if:w \cs_if_free_p:N #1
-    \exp_after:NN \use_none:n
-  \else:
-    \exp_after:NN \use_arg_i:n
-  \fi:
-  {
-    \err_latex_bug:x {Command~name~`\token_to_string:N #1'~
-                      already~defined!~
-                      Current~meaning:~\token_to_meaning:N #1
-                    }
-  }
-}
-\def:Npn \cs_if_exist_p:N #1{
-  \if:w \cs_if_free_p:N #1
-    \c_false
-  \else:
-    \c_true \fi:}
-\def:Npn \chk_if_exist_cs:N #1 {
-  \if:w \cs_if_exist_p:N #1
-  \else:
-    \err_latex_bug:x{Command~ `\token_to_string:N #1'~
-                     not~ yet~ defined!}
-  \fi:}
-\def:Npn \chk_if_exist_cs:c #1 {
-  \exp_after:NN \chk_if_exist_cs:N \cs:w #1\cs_end: }
-\def:Npn \cs_if_free_p:N #1{
-  \if_cs_exist:N #1
-    \if_meaning:NN#1\scan_stop:
-      \if:w\cs_if_eq_name_p:NN #1\scan_stop:
-        \c_false \else: \c_true \fi:
-    \else:
-       \c_false
-    \fi:
-  \else:
-    \if:w \cs_if_eq_name_p:NN #1\c_undefined
-      \c_false \else: \c_true \fi:
-  \fi:
-}
-\let:NwN \cs_free_p:N \cs_if_free_p:N
-\def:Npn \str_if_eq_p:nn #1#2{
-  \str_if_eq_p_aux:w #1\scan_stop:\\#2\scan_stop:\\
-}
-\def:Npn \str_if_eq_p_aux:w #1#2\\#3#4\\{
-  \if_meaning:NN#1#3
-    \if_meaning:NN#1\scan_stop:\c_true \else:
-    \if_meaning:NN#3\scan_stop:\c_false \else:
-    \str_if_eq_p_aux:w #2\\#4\\\fi:\fi:
-  \else:\c_false \fi:}
-\def_long:Npn \cs_if_eq_name_p:NN #1#2{
-  \exp_after:NN\exp_after:NN
-  \exp_after:NN\str_if_eq_p_aux:w
-  \exp_after:NN\token_to_string:N
-  \exp_after:NN#1
-  \exp_after:NN\scan_stop:
-  \exp_after:NN\\
-  \token_to_string:N#2\scan_stop:\\}
-\def:Npn \str_if_eq_var_p:nf#1{
-  \if:w \tex_number:D\str_if_eq_var_start:nnN{}{}#1\scan_stop:
-}
-\def:Npn\str_if_eq_var_start:nnN#1#2#3{
-  \if:w#3\scan_stop:\exp_after:NN\str_if_eq_var_stop:w\fi:
-  \str_if_eq_var_start:nnN{\if:w#3#1}{#2\fi:}
-}
-\def:Npn\str_if_eq_var_stop:w\str_if_eq_var_start:nnN#1#2#3{
-  #1#3\scan_stop:'#213~\c_true\else:\c_false\fi:
-}
-\def_protected:Npn \def_new:Npn #1{\chk_new_cs:N #1
-                         \def:Npn #1}
-\def_protected:Npn \def_new:Npx #1{\chk_new_cs:N #1
-                         \def:Npx #1}
-\def_protected:Npn \def_long_new:Npn #1{\chk_new_cs:N #1
-                                 \def_long:Npn #1}
-\def_protected:Npn \def_long_new:Npx #1{\chk_new_cs:N #1
-                                 \def_long:Npx #1}
-\def_protected:Npn \def_protected_new:Npn #1{\chk_new_cs:N #1
-                                 \def_protected:Npn #1}
-\def_protected:Npn \def_protected_new:Npx #1{\chk_new_cs:N #1
-                                 \def_protected:Npx #1}
-\def_protected:Npn \def_protected_long_new:Npn #1{\chk_new_cs:N #1
-                                 \def_protected_long:Npn #1}
-\def_protected:Npn \def_protected_long_new:Npx #1{\chk_new_cs:N #1
-                                 \def_protected_long:Npx #1}
-\def_protected_new:Npn \gdef_new:Npn #1{\chk_new_cs:N #1
-                         \gdef:Npn #1}
-\def_protected_new:Npn \gdef_new:Npx #1{\chk_new_cs:N #1
-                         \gdef:Npx #1}
-\def_protected_new:Npn \gdef_long_new:Npn #1{\chk_new_cs:N #1
-                                 \gdef_long:Npn #1}
-\def_protected_new:Npn \gdef_long_new:Npx #1{\chk_new_cs:N #1
-                                 \gdef_long:Npx #1}
-\def_protected_new:Npn \gdef_protected_new:Npn #1{\chk_new_cs:N #1
-                                 \gdef_protected:Npn #1}
-\def_protected_new:Npn \gdef_protected_new:Npx #1{\chk_new_cs:N #1
-                                 \gdef_protected:Npx #1}
-\def_protected_new:Npn \gdef_protected_long_new:Npn #1{\chk_new_cs:N #1
-                                 \gdef_protected_long:Npn #1}
-\def_protected_new:Npn \gdef_protected_long_new:Npx #1{\chk_new_cs:N #1
-                                 \gdef_protected_long:Npx #1}
-\def_new:Npn \def:cpn #1{\exp_after:NN \def:Npn \cs:w #1\cs_end:}
-\def_new:Npn \def:cpx #1{\exp_after:NN \def:Npx \cs:w #1\cs_end:}
-\def_new:Npn \gdef:cpn #1{\exp_after:NN \gdef:Npn \cs:w #1\cs_end:}
-\def_new:Npn \gdef:cpx #1{\exp_after:NN \gdef:Npx \cs:w #1\cs_end:}
-\def_new:Npn \def_new:cpn #1{\exp_after:NN \def_new:Npn \cs:w #1\cs_end:}
-\def_new:Npn \def_new:cpx #1{\exp_after:NN \def_new:Npx \cs:w #1\cs_end:}
-\def_new:Npn \gdef_new:cpn #1{\exp_after:NN \gdef_new:Npn \cs:w #1\cs_end:}
-\def_new:Npn \gdef_new:cpx #1{\exp_after:NN \gdef_new:Npx \cs:w #1\cs_end:}
-\def_new:Npn \def_long:cpn #1{\exp_after:NN \def_long:Npn \cs:w #1\cs_end:}
-\def_new:Npn \def_long:cpx #1{
-  \exp_after:NN\def_long:Npx\cs:w #1\cs_end:}
-\def_new:Npn \gdef_long:cpn #1{
-  \exp_after:NN \gdef_long:Npn \cs:w #1\cs_end:}
-\def_new:Npn \gdef_long:cpx #1{
-  \exp_after:NN\gdef_long:Npx\cs:w #1\cs_end:}
-\def_new:Npn \def_long_new:cpn #1{
-  \exp_after:NN \def_long_new:Npn \cs:w #1\cs_end:}
-\def_new:Npn \def_long_new:cpx #1{
-  \exp_after:NN \def_long_new:Npx \cs:w #1\cs_end:}
-\def_new:Npn \gdef_long_new:cpn #1{
-  \exp_after:NN \gdef_long_new:Npn \cs:w #1\cs_end:}
-\def_new:Npn \gdef_long_new:cpx #1{
-  \exp_after:NN \gdef_long_new:Npx \cs:w #1\cs_end:}
-\def_new:Npn \def_protected:cpn #1{
-  \exp_after:NN \def_protected:Npn \cs:w #1\cs_end:}
-\def_new:Npn \def_protected:cpx #1{
-  \exp_after:NN\def_protected:Npx\cs:w #1\cs_end:}
-\def_new:Npn \gdef_protected:cpn #1{
-  \exp_after:NN \gdef_protected:Npn \cs:w #1\cs_end:}
-\def_new:Npn \gdef_protected:cpx #1{
-  \exp_after:NN\gdef_protected:Npx\cs:w #1\cs_end:}
-\def_new:Npn \def_protected_new:cpn #1{
-  \exp_after:NN \def_protected_new:Npn \cs:w #1\cs_end:}
-\def_new:Npn \def_protected_new:cpx #1{
-  \exp_after:NN \def_protected_new:Npx \cs:w #1\cs_end:}
-\def_new:Npn \gdef_protected_new:cpn #1{
-  \exp_after:NN \gdef_protected_new:Npn \cs:w #1\cs_end:}
-\def_new:Npn \gdef_protected_new:cpx #1{
-  \exp_after:NN \gdef_protected_new:Npx \cs:w #1\cs_end:}
-\def_new:Npn \def_protected_long:cpn #1{
-  \exp_after:NN \def_protected_long:Npn \cs:w #1\cs_end:}
-\def_new:Npn \def_protected_long:cpx #1{
-  \exp_after:NN\def_protected_long:Npx\cs:w #1\cs_end:}
-\def_new:Npn \gdef_protected_long:cpn #1{
-  \exp_after:NN \gdef_protected_long:Npn \cs:w #1\cs_end:}
-\def_new:Npn \gdef_protected_long:cpx #1{
-  \exp_after:NN\gdef_protected_long:Npx\cs:w #1\cs_end:}
-\def_new:Npn \def_protected_long_new:cpn #1{
-  \exp_after:NN \def_protected_long_new:Npn \cs:w #1\cs_end:}
-\def_new:Npn \def_protected_long_new:cpx #1{
-  \exp_after:NN \def_protected_long_new:Npx \cs:w #1\cs_end:}
-\def_new:Npn \gdef_protected_long_new:cpn #1{
-  \exp_after:NN \gdef_protected_long_new:Npn \cs:w #1\cs_end:}
-\def_new:Npn \gdef_protected_long_new:cpx #1{
-  \exp_after:NN \gdef_protected_long_new:Npx \cs:w #1\cs_end:}
-\def_new:cpn {def_aux_0:NNn} #1#2 {#1 #2 }
-\def_new:cpn {def_aux_1:NNn} #1#2 {#1 #2 ##1 }
-\def_new:cpn {def_aux_2:NNn} #1#2 {#1 #2 ##1##2 }
-\def_new:cpn {def_aux_3:NNn} #1#2 {#1 #2 ##1##2##3 }
-\def_new:cpn {def_aux_4:NNn} #1#2 {#1 #2 ##1##2##3##4 }
-\def_new:cpn {def_aux_5:NNn} #1#2 {#1 #2 ##1##2##3##4##5 }
-\def_new:cpn {def_aux_6:NNn} #1#2 {#1 #2 ##1##2##3##4##5##6 }
-\def_new:cpn {def_aux_7:NNn} #1#2 {#1 #2 ##1##2##3##4##5##6##7 }
-\def_new:cpn {def_aux_8:NNn} #1#2 {#1 #2 ##1##2##3##4##5##6##7##8 }
-\def_new:cpn {def_aux_9:NNn} #1#2 {#1 #2 ##1##2##3##4##5##6##7##8##9 }
-\def_protected_long_new:Npn \def_aux:NNnn #1#2#3#4 {
-  \cs_if_really_exist:cTF {def_aux_\tex_the:D\etex_numexpr:D #3 :NNn}
-  {
-    \cs_use:c {def_aux_\tex_the:D\etex_numexpr:D #3 :NNn} #1 #2 {#4}
-  }
-  { \def_arg_number_error_msg:Nn #2{#3} }
-}
-\def_new:Npn \def_aux:Ncnn #1#2{
-  \exp_after:NN \def_aux:NNnn \exp_after:NN #1 \cs:w #2\cs_end:}
-\def_new:Npn \def_arg_number_error_msg:Nn #1#2 {
-  \err_latex_bug:x{
-    You're~ trying~ to~ define~ the~ command~ `\token_to_string:N #1'~
-    with~ \use_arg_i:n{\tex_the:D\etex_numexpr:D #2\scan_stop:} ~
-    arguments~ but~ I~ only~ allow~ 0-9~ arguments.~ I~ can~ probably~
-    not~ help~ you~ here
-  }
-}
-\def:cpn{def_aux_use_0_parameter:}{}
-\def:cpn{def_aux_use_1_parameter:}{{##1}}
-\def:cpn{def_aux_use_2_parameter:}{{##1}{##2}}
-\def:cpn{def_aux_use_3_parameter:}{{##1}{##2}{##3}}
-\def:cpn{def_aux_use_4_parameter:}{{##1}{##2}{##3}{##4}}
-\def:cpn{def_aux_use_5_parameter:}{{##1}{##2}{##3}{##4}{##5}}
-\def:cpn{def_aux_use_6_parameter:}{{##1}{##2}{##3}{##4}{##5}{##6}}
-\def:cpn{def_aux_use_7_parameter:}{{##1}{##2}{##3}{##4}{##5}{##6}{##7}}
-\def:cpn{def_aux_use_8_parameter:}{
-  {##1}{##2}{##3}{##4}{##5}{##6}{##7}{##8}}
-\def:cpn{def_aux_use_9_parameter:}{
-  {##1}{##2}{##3}{##4}{##5}{##6}{##7}{##8}{##9}}
-\def_new:Npn \def:NNn { \def_aux:NNnn \def:Npn }
-\def_new:Npn \def:NNx { \def_aux:NNnn \def:Npx }
-\def_new:Npn \def:cNn { \def_aux:Ncnn \def:Npn }
-\def_new:Npn \def:cNx { \def_aux:Ncnn \def:Npx }
-\def_new:Npn \gdef:NNn { \def_aux:NNnn \gdef:Npn }
-\def_new:Npn \gdef:NNx { \def_aux:NNnn \gdef:Npx }
-\def_new:Npn \gdef:cNn { \def_aux:Ncnn \gdef:Npn }
-\def_new:Npn \gdef:cNx { \def_aux:Ncnn \gdef:Npx }
-\def_new:Npn \def_new:NNn { \def_aux:NNnn \def_new:Npn }
-\def_new:Npn \def_new:NNx { \def_aux:NNnn \def_new:Npx }
-\def_new:Npn \def_new:cNn { \def_aux:Ncnn \def_new:Npn }
-\def_new:Npn \def_new:cNx { \def_aux:Ncnn \def_new:Npx }
-\def_new:Npn \gdef_new:NNn { \def_aux:NNnn \gdef_new:Npn }
-\def_new:Npn \gdef_new:NNx { \def_aux:NNnn \gdef_new:Npx }
-\def_new:Npn \gdef_new:cNn { \def_aux:Ncnn \gdef_new:Npn }
-\def_new:Npn \gdef_new:cNx { \def_aux:Ncnn \gdef_new:Npx }
-\def_new:Npn \def_long:NNn { \def_aux:NNnn \def_long:Npn }
-\def_new:Npn \def_long:NNx { \def_aux:NNnn \def_long:Npx }
-\def_new:Npn \def_long:cNn { \def_aux:Ncnn \def_long:Npn }
-\def_new:Npn \def_long:cNx { \def_aux:Ncnn \def_long:Npx }
-\def_new:Npn \gdef_long:NNn { \def_aux:NNnn \gdef_long:Npn }
-\def_new:Npn \gdef_long:NNx { \def_aux:NNnn \gdef_long:Npx }
-\def_new:Npn \gdef_long:cNn { \def_aux:Ncnn \gdef_long:Npn }
-\def_new:Npn \gdef_long:cNx { \def_aux:Ncnn \gdef_long:Npx }
-\def_new:Npn \def_long_new:NNn { \def_aux:NNnn \def_long_new:Npn }
-\def_new:Npn \def_long_new:NNx { \def_aux:NNnn \def_long_new:Npx }
-\def_new:Npn \def_long_new:cNn { \def_aux:Ncnn \def_long_new:Npn }
-\def_new:Npn \def_long_new:cNx { \def_aux:Ncnn \def_long_new:Npx }
-\def_new:Npn \gdef_long_new:NNn { \def_aux:NNnn \gdef_long_new:Npn }
-\def_new:Npn \gdef_long_new:NNx { \def_aux:NNnn \gdef_long_new:Npx }
-\def_new:Npn \gdef_long_new:cNn { \def_aux:Ncnn \gdef_long_new:Npn }
-\def_new:Npn \gdef_long_new:cNx { \def_aux:Ncnn \gdef_long_new:Npx }
-\def_new:Npn \def_protected:NNn { \def_aux:NNnn \def_protected:Npn }
-\def_new:Npn \def_protected:NNx { \def_aux:NNnn \def_protected:Npx }
-\def_new:Npn \def_protected:cNn { \def_aux:Ncnn \def_protected:Npn }
-\def_new:Npn \def_protected:cNx { \def_aux:Ncnn \def_protected:Npx }
-\def_new:Npn \gdef_protected:NNn { \def_aux:NNnn \gdef_protected:Npn }
-\def_new:Npn \gdef_protected:NNx { \def_aux:NNnn \gdef_protected:Npx }
-\def_new:Npn \gdef_protected:cNn { \def_aux:Ncnn \gdef_protected:Npn }
-\def_new:Npn \gdef_protected:cNx { \def_aux:Ncnn \gdef_protected:Npx }
-\def_new:Npn \def_protected_new:NNn { \def_aux:NNnn \def_protected_new:Npn }
-\def_new:Npn \def_protected_new:NNx { \def_aux:NNnn \def_protected_new:Npx }
-\def_new:Npn \def_protected_new:cNn { \def_aux:Ncnn \def_protected_new:Npn }
-\def_new:Npn \def_protected_new:cNx { \def_aux:Ncnn \def_protected_new:Npx }
-\def_new:Npn \gdef_protected_new:NNn { \def_aux:NNnn \gdef_protected_new:Npn }
-\def_new:Npn \gdef_protected_new:NNx { \def_aux:NNnn \gdef_protected_new:Npx }
-\def_new:Npn \gdef_protected_new:cNn { \def_aux:Ncnn \gdef_protected_new:Npn }
-\def_new:Npn \gdef_protected_new:cNx { \def_aux:Ncnn \gdef_protected_new:Npx }
-\def_new:Npn \def_protected_long:NNn { \def_aux:NNnn \def_protected_long:Npn }
-\def_new:Npn \def_protected_long:NNx { \def_aux:NNnn \def_protected_long:Npx }
-\def_new:Npn \def_protected_long:cNn { \def_aux:Ncnn \def_protected_long:Npn }
-\def_new:Npn \def_protected_long:cNx { \def_aux:Ncnn \def_protected_long:Npx }
-\def_new:Npn \gdef_protected_long:NNn { \def_aux:NNnn \gdef_protected_long:Npn }
-\def_new:Npn \gdef_protected_long:NNx { \def_aux:NNnn \gdef_protected_long:Npx }
-\def_new:Npn \gdef_protected_long:cNn { \def_aux:Ncnn \gdef_protected_long:Npn }
-\def_new:Npn \gdef_protected_long:cNx { \def_aux:Ncnn \gdef_protected_long:Npx }
-\def_new:Npn \def_protected_long_new:NNn {
-  \def_aux:NNnn \def_protected_long_new:Npn }
-\def_new:Npn \def_protected_long_new:NNx {
-  \def_aux:NNnn \def_protected_long_new:Npx }
-\def_new:Npn \def_protected_long_new:cNn {
-  \def_aux:Ncnn \def_protected_long_new:Npn }
-\def_new:Npn \def_protected_long_new:cNx {
-  \def_aux:Ncnn \def_protected_long_new:Npx }
-\def_new:Npn \gdef_protected_long_new:NNn {
-  \def_aux:NNnn \gdef_protected_long_new:Npn }
-\def_new:Npn \gdef_protected_long_new:NNx {
-  \def_aux:NNnn \gdef_protected_long_new:Npx }
-\def_new:Npn \gdef_protected_long_new:cNn {
-  \def_aux:Ncnn \gdef_protected_long_new:Npn }
-\def_new:Npn \gdef_protected_long_new:cNx {
-  \def_aux:Ncnn \gdef_protected_long_new:Npx }
-\def_protected_long_new:Npn \let:NN #1{
-                              \let:NwN #1=~}
-\def_new:Npn\let:cN #1 {\exp_after:NN\let:NN\cs:w#1\cs_end:}
-\def_new:Npn\let:Nc{\exp_args:NNc\let:NN}
-\def_new:Npn\let:cc{\exp_args:Ncc\let:NN}
-\def_new:Npn \let_new:NN #1{\chk_new_cs:N #1
-                              \let:NN #1}
-\def_new:Npn \let_new:cN {\exp_args:Nc \let_new:NN}
-\def_new:Npn \let_new:Nc {\exp_args:NNc \let_new:NN}
-\def_new:Npn \let_new:cc {\exp_args:Ncc \let_new:NN}
-\def_protected_new:Npn \glet:NN {\pref_global:D \let:NN}
-\def_protected_new:Npn \glet:Nc {\exp_args:NNc \glet:NN}
-\def_protected_new:Npn \glet:cN {\exp_args:Nc \glet:NN}
-\def_new:Npn \glet:cc {\exp_args:Ncc \glet:NN}
-\def_new:Npn \glet_new:NN #1{\chk_new_cs:N #1
-                               \tex_global:D\let:NN #1}
-\def_new:Npn \glet_new:cN {\exp_args:Nc \glet_new:NN}
-\def_new:Npn \glet_new:Nc {\exp_args:NNc \glet_new:NN}
-\def_new:Npn \glet_new:cc {\exp_args:Ncc \glet_new:NN}
-\def_new:Npn \def:No{\exp_args:NNo\def:Npn}
-\def_new:Npn \gdef:No  {\exp_args:NNo\gdef:Npn}
-\def_long_new:Npn \def_test_function_aux:Nnnn #1#2#3#4{
-  #1 {#2TF} #3 {#4
-    \exp_after:NN\use_arg_i:nn\else:\exp_after:NN\use_arg_ii:nn\fi:}
-  #1 {#2FT} #3 {#4
-    \exp_after:NN\use_arg_ii:nn\else:\exp_after:NN\use_arg_i:nn\fi:}
-  #1 {#2T} #3 {#4
-    \else:\exp_after:NN\use_none:nn\fi:\use_arg_i:n}
-  #1 {#2F} #3 {#4
-    \exp_after:NN\use_none:nn\fi:\use_arg_i:n}}
-\def_long_new:Npn \def_test_function_aux:Nnnx #1#2#3#4{
-  #1 {#2TF} #3 {#4
-    \exp_not:n{\exp_after:NN\use_arg_i:nn\else:\exp_after:NN\use_arg_ii:nn\fi:}}
-  #1 {#2FT} #3 {#4
-    \exp_not:n{\exp_after:NN\use_arg_ii:nn\else:\exp_after:NN\use_arg_i:nn\fi:}}
-  #1 {#2T} #3 {#4
-    \exp_not:n{\else:\exp_after:NN\use_none:nn\fi:\use_arg_i:n}}
-  #1 {#2F} #3 {#4
-    \exp_not:n{\exp_after:NN\use_none:nn\fi:\use_arg_i:n}}}
-\def_long_new:Npn \def_test_function:npn #1#2#{
-  \def_test_function_aux:Nnnn \def:cpn {#1}{#2}
-}
-\def_long_new:Npn \def_test_function:npx #1#2#{
-  \def_test_function_aux:Nnnx \def:cpx {#1}{#2}
-}
-\def_long_new:Npn \def_long_test_function:npn #1#2#{
-  \def_test_function_aux:Nnnn \def_long:cpn {#1}{#2}
-}
-\def_long_new:Npn \def_long_test_function:npx #1#2#{
-  \def_test_function_aux:Nnnx \def_long:cpx {#1}{#2}
-}
-\def_long_new:Npn \def_test_function_new:npn #1#2#{
-  \def_test_function_aux:Nnnn \def_new:cpn {#1}{#2}
-}
-\def_long_new:Npn \def_long_test_function_new:npn #1#2#{
-  \def_test_function_aux:Nnnn \def_long_new:cpn {#1}{#2}
-}
-\def_long_new:Npn \def_test_function_new:npx #1#2#{
-  \def_test_function_aux:Nnnx \def_new:cpx {#1}{#2}
-}
-\def_long_new:Npn \def_long_test_function_new:npx #1#2#{
-  \def_test_function_aux:Nnnx \def_long_new:cpx {#1}{#2}
-}
-\def_long_test_function_new:npn {cs_if_free:N}#1{\if:w\cs_if_free_p:N #1}
-\let:NN \cs_free:NTF \cs_if_free:NTF
-\let:NN \cs_free:NT \cs_if_free:NT
-\let:NN \cs_free:NF \cs_if_free:NF
-\def_long_test_function_new:npn {cs_if_free:c}#1{
-  \exp_after:NN \if_meaning:NN \cs:w#1\cs_end: \scan_stop:}
-\let:NN \cs_free:cTF \cs_if_free:cTF
-\let:NN \cs_free:cT \cs_if_free:cT
-\let:NN \cs_free:cF \cs_if_free:cF
-\def_long_test_function_new:npn {cs_if_really_free:c}#1{
-  \reverse_if:N\if_cs_exist:w #1\cs_end:}
-\let:NN \cs_really_free:cTF \cs_if_really_free:cTF
-\let:NN \cs_really_free:cT \cs_if_really_free:cT
-\let:NN \cs_really_free:cF \cs_if_really_free:cF
-\def_long_test_function_new:npn {cs_if_exist:N}#1{\if:w\cs_if_exist_p:N #1}
-\def_long_test_function_new:npn {cs_if_exist:c}#1{
-  \exp_after:NN\reverse_if:N
-  \exp_after:NN \if_meaning:NN \cs:w#1\cs_end: \scan_stop:}
-\def_long_test_function_new:npn {cs_if_really_exist:c}#1{
-  \if_cs_exist:w #1\cs_end:}
-\def_new:Npn \cs_gundefine:N #1{\glet:NN #1\c_undefined}
-\def_test_function_new:npn {engine_if_aleph:}{\if_cs_exist:N \aleph_textdir:D}
-\def_new:Npn \use:c #1{\cs:w #1\cs_end:}
-\def_new:Npn \cs_use:c #1 { \cs:w#1\cs_end: }
-\def_new:Npn \use:cc #1#2
-  {\cs:w #1\exp_after:NN\cs_end:\cs:w #2\cs_end:}
-\def_long_new:Npn \use_arg_i:nn #1#2{#1}
-\def_long_new:Npn \use_arg_ii:nn #1#2{#2}
-\def_long_new:NNn \use_arg_i:nnn    3{#1}
-\def_long_new:NNn \use_arg_ii:nnn   3{#2}
-\def_long_new:NNn \use_arg_iii:nnn  3{#3}
-\def_long_new:NNn \use_arg_i:nnnn   4{#1}
-\def_long_new:NNn \use_arg_ii:nnnn  4{#2}
-\def_long_new:NNn \use_arg_iii:nnnn 4{#3}
-\def_long_new:NNn \use_arg_iv:nnnn  4{#4}
-\def_long_new:NNn\use_arg_i_ii:nn 2{#1#2}
-\def_long_new:Npn \use_none_delimit_by_q_nil:w #1\q_nil{}
-\def_long_new:Npn \use_none_delimit_by_q_stop:w #1\q_stop{}
-\def_long_new:Npn \use_arg_i_delimit_by_q_nil:nw #1#2\q_nil{#1}
-\def_long_new:Npn \use_arg_i_delimit_by_q_stop:nw #1#2\q_stop{#1}
-\def_long_new:Npn \use_arg_i_after_fi:nw #1\fi:{\fi: #1}
-\def_long_new:Npn \use_arg_i_after_else:nw #1\else:#2\fi:{\fi: #1}
-\def_long_new:Npn \use_arg_i_after_or:nw #1\or: #2\fi: {\fi:#1}
-\def_long_new:Npn \use_arg_i_after_orelse:nw #1 #2#3\fi: {\fi:#1}
-\def_long_new:NNn \use_none:nn 2{}
-\def_long_new:NNn \use_none:nnn 3{}
-\def_long_new:NNn \use_none:nnnn 4{}
-\def_long_new:NNn \use_none:nnnnn 5{}
-\def_long_new:NNn \use_none:nnnnnn 6{}
-\def_long_new:NNn \use_none:nnnnnnn 7{}
-\def_long_new:NNn \use_none:nnnnnnnn 8{}
-\def_long_new:NNn \use_none:nnnnnnnnn 9{}
-\def_new:Npn \gtmp:w {}
-\def_new:Npn \tmp:w {}
-\def_new:Npn \use_noop: {}
-\def_new:Npn \cs_to_str:N {\exp_after:NN\use_none:n \token_to_string:N}
-\def_test_function_new:npn {cs_if_eq:NN} #1#2{\if_meaning:NN #1#2}
-\def_new:Npn \cs_if_eq:cNTF {\exp_args:Nc \cs_if_eq:NNTF}
-\def_new:Npn \cs_if_eq:cNT {\exp_args:Nc \cs_if_eq:NNT}
-\def_new:Npn \cs_if_eq:cNF {\exp_args:Nc \cs_if_eq:NNF}
-\def_new:Npn \cs_if_eq:NcTF {\exp_args:NNc \cs_if_eq:NNTF}
-\def_new:Npn \cs_if_eq:NcT {\exp_args:NNc \cs_if_eq:NNT}
-\def_new:Npn \cs_if_eq:NcF {\exp_args:NNc \cs_if_eq:NNF}
-\def_new:Npn \cs_if_eq:ccTF {\exp_args:Ncc \cs_if_eq:NNTF}
-\def_new:Npn \cs_if_eq:ccT {\exp_args:Ncc \cs_if_eq:NNT}
-\def_new:Npn \cs_if_eq:ccF {\exp_args:Ncc \cs_if_eq:NNF}
-\def_new:Npn\file_not_found:nTF #1#2#3{\IfFileExists{#1}{#3}{#2}}
-%% File: l3chk.dtx Copyright (C) 1990-2006 LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-%%
-\GetIdInfo$Id: l3chk.dtx 621 2007-09-01 20:14:19Z morten $
-          {L3 Experimental check module}
-\def_new:Npn \chk_local:N #1{
-  \exp_after:NN \chk_local_aux:w \token_to_string:N#1\q_stop}
-
-\def_new:Npn \chk_local_aux:w #1#2#3\q_stop{
-   \if_num:w\tex_uccode:D`#2=`G\scan_stop:
-       \err_latex_bug:x{Local~mismatch:~local~function~called~with~
-                     global~variable:^^J\text_put_four_sp: #1#2#3~
-                     on~line~\tex_the:D\tex_inputlineno:D}
-   \else:
-     \if_num:w\tex_uccode:D`#2=`L\scan_stop:
-     \else:
-       \err_latex_bug:x{Variable~mismatch:~function~not~called~with~
-                     proper~variable:^^J\text_put_four_sp: #1#2#3~
-                     on~line~\tex_the:D\tex_inputlineno:D}\fi:
-   \fi:}
-\tex_newlinechar:D=`\^^J
-\def_new:Npn \chk_global:N #1{\exp_after:NN
-                           \chk_global_aux:w \token_to_string:N#1\q_stop}
-\def_new:Npn \chk_global_aux:w #1#2#3\q_stop{
-   \if_num:w\tex_uccode:D`#2=`L\scan_stop:
-       \err_latex_bug:x{Global~mismatch:~global~function~called~with~
-                   local~variable:~#1#2#3~
-                   on~line~\tex_the:D\tex_inputlineno:D}
-   \else:
-     \if_num:w\tex_uccode:D`#2=`G\scan_stop:
-     \else:
-       \err_latex_bug:x{Variable~mismatch:~function~not~called~with~
-                     proper~variable:~#1#2#3~
-                     on~line~\tex_the:D\tex_inputlineno:D}\fi:\fi:}
-\def_new:Npn \pref_global_chk: {
-    \gdef:Npn \chk_local_or_pref_global:N ##1{
-          \chk_global:N ##1
-          \glet:NN \chk_local_or_pref_global:N \chk_local:N}
-    \pref_global:D}
-\let_new:NN \chk_local_or_pref_global:N \chk_local:N
-\def_new:Npn \chk_var_or_const:N #1{\exp_after:NN
-     \chk_var_or_const_aux:w \token_to_string:N#1\q_stop }
-\def_new:Npn \chk_var_or_const_aux:w #1#2#3\q_stop {
-    \if_num:w\tex_uccode:D`#2=`L\scan_stop:
-    \else:
-      \if_num:w\tex_uccode:D`#2=`G\scan_stop:
-      \else:
-        \if_num:w\tex_uccode:D`#2=`C\scan_stop:
-        \else:
-          \if_charcode:w#2q\scan_stop:
-          \else:
-           \err_latex_bug:x{Variable~mismatch:~function~not~called~with~
-                       proper~variable:^^J\text_put_four_sp: #1#2#3~
-                       on~line~\tex_the:D\tex_inputlineno:D}\fi:\fi:\fi:
-    \fi:}
-\def_new:Npn\donotcheck{
-  \let:NN \chk_global:N \use_none:n
-  \let:NN \chk_local:N \use_none:n
-  \let:NN \chk_local_or_pref_global:N \use_none:n
-  \let:NN \pref_global_chk: \pref_global:D
-  \let:NN \chk_new_cs:N \use_none:n
-  \let:NN \chk_exist_cs:N \use_none:n
-  \let:NN \chk_var_or_const:N \use_none:n
-  \let:NN \cs_record_name:N \use_none:n
-  \let:NN \cs_record_name:c \use_none:n
-  \let:NN \cs_record_meaning:N \use_none:n
-  \let:NN \register_record_name:N \use_none:n
-}
-\def_new:Npn\absolutelytracingall{
-  \pref_global:D\g_trace_commands_status\c_two
-  \pref_global:D\g_trace_statistics_status\c_two
-  \pref_global:D\g_trace_pages_status\c_one
-  \pref_global:D\g_trace_output_status\c_one
-  \pref_global:D\g_trace_chars_status\c_one
-  \pref_global:D\g_trace_macros_status\c_two
-  \pref_global:D\g_trace_paragraphs_status\c_one
-  \pref_global:D\g_trace_restores_status\c_one
-  \pref_global:D\g_trace_box_breadth_int\c_ten_thousand
-  \pref_global:D\g_trace_box_depth_int\c_ten_thousand
-  \pref_global:D\g_trace_online_status\c_one
-  \tex_errorstopmode:D}
-\def_new:Npn\tracingoff{
-  \pref_global:D\g_trace_online_status\c_zero
-  \pref_global:D\g_trace_commands_status\c_zero
-  \pref_global:D\g_trace_statistics_status\c_zero
-  \pref_global:D\g_trace_pages_status\c_zero
-  \pref_global:D\g_trace_output_status\c_zero
-  \pref_global:D\g_trace_chars_status\c_zero
-  \pref_global:D\g_trace_macros_status\c_zero
-  \pref_global:D\g_trace_paragraphs_status\c_zero
-  \pref_global:D\g_trace_restores_status\c_zero
-  \pref_global:D\g_trace_box_breadth_int\c_zero
-  \pref_global:D\g_trace_box_depth_int\c_zero
-}
-\let_new:NN\traceon\use_none:n
-\let_new:NN\traceoff\use_none:n
-%% File: l3tlp.dtx Copyright (C) 1990-2007 LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3tlp.dtx 735 2008-01-14 22:31:02Z morten $
-          {L3 Experimental Token List Pointers}
-\def_long_new:Npn \tlp_new:Nn #1#2{
-  \chk_new_cs:N #1
-  \gdef:Npn #1{#2}
-}
-\def_new:Npn \tlp_new:cn {\exp_args:Nc \tlp_new:Nn }
-\def_long_new:Npn \tlp_new:Nx #1#2{
-  \chk_new_cs:N #1
-  \gdef:Npx #1{#2}
-}
-\def_new:Npn \tlp_new:N #1{\tlp_new:Nn #1{}}
-\def_new:Npn \tlp_new:c #1{\tlp_new:cn {#1}{}}
-\def_new:Npn \tlp_use:N #1 {
-  \if_meaning:NN #1 \scan_stop:
-     \err_latex_bug:x {Token~list~pointer~ `\token_to_string:N #1'~
-                       has~ an~ erroneous~ structure!}
-  \else:
-    \exp_after:NN #1
-  \fi:
-}
-\def_new:Npn \tlp_use:c {\exp_args:Nc \tlp_use:N}
-\def_long_new:Npn\tlp_set:Nn#1#2{\def:Npn#1{#2}}
-\def_long_new:Npn\tlp_set:Nx#1#2{\def:Npx#1{#2}}
-\def_long_new:Npn\tlp_gset:Nn#1#2{\gdef:Npn#1{#2}}
-\def_long_new:Npn\tlp_gset:Nx#1#2{\gdef:Npx#1{#2}}
-\def_new:Npn \tlp_set:No {\exp_args:NNo \tlp_set:Nn}
-\def_new:Npn \tlp_set:Nd {\exp_args:NNd \tlp_set:Nn}
-\def_new:Npn \tlp_set:Nf {\exp_args:NNf \tlp_set:Nn}
-\def_new:Npn \tlp_set:cn {\exp_args:Nc  \tlp_set:Nn}
-\def_new:Npn \tlp_set:co {\exp_args:Nco \tlp_set:Nn}
-\def_new:Npn \tlp_set:cx {\exp_args:Nc  \tlp_set:Nx}
-\def_new:Npn \tlp_gset:No {\exp_args:NNo \tlp_gset:Nn}
-\def_new:Npn \tlp_gset:Nd {\exp_args:NNd \tlp_gset:Nn}
-\def_new:Npn \tlp_gset:cn {\exp_args:Nc \tlp_gset:Nn}
-\def_new:Npn \tlp_gset:cx {\exp_args:Nc \tlp_gset:Nx}
-\let_new:NN \tlp_set_eq:NN \let:NN
-\let_new:NN \tlp_gset_eq:NN \glet:NN
-\def_new:Npn \tlp_set_eq:Nc {\exp_args:NNc \tlp_set_eq:NN}
-\def_new:Npn \tlp_set_eq:cN {\exp_args:Nc  \tlp_set_eq:NN}
-\def_new:Npn \tlp_set_eq:cc {\exp_args:Ncc \tlp_set_eq:NN}
-\def_new:Npn \tlp_gset_eq:Nc {\exp_args:NNc \tlp_gset_eq:NN}
-\def_new:Npn \tlp_gset_eq:cN {\exp_args:Nc  \tlp_gset_eq:NN}
-\def_new:Npn \tlp_gset_eq:cc {\exp_args:Ncc \tlp_gset_eq:NN}
-\def_new:Npn \tlp_clear:N #1{\tlp_set_eq:NN #1\c_empty_tlp}
-\def_new:Npn \tlp_clear:c {\exp_args:Nc \tlp_clear:N}
-\def_new:Npn \tlp_gclear:N #1{\tlp_gset_eq:NN #1\c_empty_tlp}
-\def_new:Npn \tlp_gclear:c {\exp_args:Nc \tlp_gclear:N}
-\let_new:NN \tlp_clear_new:N \tlp_clear:N
-\def_new:Npn \tlp_clear_new:c {\exp_args:Nc \tlp_clear_new:N}
-\let_new:NN \tlp_gclear_new:N \tlp_gclear:N
-\def_new:Npn \tlp_gclear_new:c {\exp_args:Nc \tlp_gclear_new:N}
-\def_long_new:Npn \tlp_put_left:Nn #1#2{
-  \tlp_set:Nn \l_exp_tlp{#2}
-  \tlp_set:Nx #1{\exp_not:o{\l_exp_tlp}\exp_not:o{#1}}
-}
-\def_long_new:Npn \tlp_put_left:No #1#2{
-  \tlp_set:Nn \l_exp_tlp{#2}
-  \tlp_set:Nx #1{\exp_not:d{\l_exp_tlp}\exp_not:o{#1}}
-}
-\def_long_new:Npn \tlp_put_left:Nx #1#2{
-  \tlp_set:Nx #1{#2\exp_not:o{#1}}
-}
-\def_long_new:Npn \tlp_gput_left:Nn #1#2{
-  \tlp_set:Nn \l_exp_tlp{#2}
-  \tlp_gset:Nx #1{\exp_not:o{\l_exp_tlp}\exp_not:o{#1}}
-}
-\def_long_new:Npn \tlp_gput_left:No #1#2{
-  \tlp_set:Nn \l_exp_tlp{#2}
-  \tlp_gset:Nx #1{\exp_not:d{\l_exp_tlp}\exp_not:o{#1}}
-}
-\def_long_new:Npn \tlp_gput_left:Nx #1#2{
-  \tlp_gset:Nx #1{#2\exp_not:o{#1}}
-}
-\def_long_new:Npn \tlp_put_left:cn{\exp_args:Nc\tlp_put_left:Nn}
-\def_long_new:Npn \tlp_put_left:co{\exp_args:Nc\tlp_put_left:No}
-\def_long_new:Npn \tlp_put_left:cx{\exp_args:Nc\tlp_put_left:Nx}
-\def_long_new:Npn \tlp_gput_left:cn{\exp_args:Nc\tlp_gput_left:Nn}
-\def_long_new:Npn \tlp_gput_left:co{\exp_args:Nc\tlp_gput_left:No}
-\def_long_new:Npn \tlp_gput_left:cx{\exp_args:Nc\tlp_gput_left:Nx}
-\def_long_new:Npn \tlp_put_right:Nn #1#2{
-  \tlp_set:Nn \l_exp_tlp{#2}
-  \tlp_set:Nx #1{\exp_not:o{#1}\exp_not:o{\l_exp_tlp}}
-}
-\def_long_new:Npn \tlp_gput_right:Nn #1#2{
-  \tlp_set:Nn \l_exp_tlp{#2}
-  \tlp_gset:Nx #1{\exp_not:o{#1}\exp_not:o{\l_exp_tlp}}
-}
-\def_long_new:Npn \tlp_put_right:No #1#2{
-  \tlp_set:Nn \l_exp_tlp{#2}
-  \tlp_set:Nx #1{\exp_not:o{#1}\exp_not:d{\l_exp_tlp}}
-}
-\def_long_new:Npn \tlp_gput_right:No #1#2{
-  \tlp_set:Nn \l_exp_tlp{#2}
-  \tlp_gset:Nx #1{\exp_not:o{#1}\exp_not:d{\l_exp_tlp}}
-}
-\def_long:Npn \tlp_put_right:Nx #1#2{
-  \tlp_set:Nx #1{\exp_not:o{#1}#2}
-}
-\def_long:Npn \tlp_gput_right:Nx #1#2{
-  \tlp_gset:Nx #1{\exp_not:o{#1}#2}
-}
-\def_new:Npn \tlp_gput_right:cn {\exp_args:Nc \tlp_gput_right:Nn}
-\def_new:Npn \tlp_gput_right:co {\exp_args:Nc \tlp_gput_right:No}
-\def_new:Npn \tlp_put_right:cc {\exp_args:Ncc \tlp_put_right:Nn}
-\def_new:Npn \tlp_gset:Nc {
- \pref_global:D
-  \tlp_set:Nc}
-\def_new:Npn \tlp_set:Nc #1#2{\tlp_set:No #1{\cs:w#2\cs_end:}}
-\def_new:Npn \tlp_if_empty_p:N #1{
-  \if_meaning:NN#1\c_empty_tlp \c_true \else: \c_false \fi:}
-\def_new:Npn \tlp_if_empty_p:c {\exp_args:Nc\tlp_if_empty_p:N}
-\def_test_function_new:npn {tlp_if_empty:N} #1{
-  \if_meaning:NN#1\c_empty_tlp}
-\def_new:Npn \tlp_if_empty:cTF {\exp_args:Nc \tlp_if_empty:NTF}
-\def_new:Npn \tlp_if_empty:cT {\exp_args:Nc \tlp_if_empty:NT}
-\def_new:Npn \tlp_if_empty:cF {\exp_args:Nc \tlp_if_empty:NF}
-\def_new:Npn \tlp_if_eq_p:NN #1#2{
-  \if_meaning:NN#1#2 \c_true \else: \c_false \fi:}
-\def_new:Npn \tlp_if_eq_p:Nc {\exp_args:NNc\tlp_if_empty_p:NN}
-\def_new:Npn \tlp_if_eq_p:cN {\exp_args:Nc\tlp_if_empty_p:NN}
-\def_new:Npn \tlp_if_eq_p:cc {\exp_args:Ncc\tlp_if_empty_p:NN}
-\def_test_function_new:npn {tlp_if_eq:NN} #1#2{\if_meaning:NN#1#2}
-\def_new:Npn \tlp_if_eq:cNTF{\exp_args:Nc \tlp_if_eq:NNTF}
-\def_new:Npn \tlp_if_eq:cNT {\exp_args:Nc \tlp_if_eq:NNT}
-\def_new:Npn \tlp_if_eq:cNF {\exp_args:Nc \tlp_if_eq:NNF}
-\def_new:Npn \tlp_if_eq:NcTF{\exp_args:NNc \tlp_if_eq:NNTF}
-\def_new:Npn \tlp_if_eq:NcT {\exp_args:NNc \tlp_if_eq:NNT}
-\def_new:Npn \tlp_if_eq:NcF {\exp_args:NNc \tlp_if_eq:NNF}
-\def_new:Npn \tlp_if_eq:ccTF{\exp_args:Ncc \tlp_if_eq:NNTF}
-\def_new:Npn \tlp_if_eq:ccT {\exp_args:Ncc \tlp_if_eq:NNT}
-\def_new:Npn \tlp_if_eq:ccF {\exp_args:Ncc \tlp_if_eq:NNF}
-\tlp_new:Nn \c_empty_tlp {}
-\tlp_new:Nn \c_relax_tlp {\scan_stop:}
-\tlp_new:Nn \g_tmpa_tlp{}
-\tlp_new:Nn \g_tmpb_tlp{}
-\tlp_new:Nn \l_testa_tlp {}
-\tlp_new:Nn \l_testb_tlp {}
-\tlp_new:Nn \g_testa_tlp {}
-\tlp_new:Nn \g_testb_tlp {}
-\tlp_new:Nn \l_tmpa_tlp{}
-\tlp_new:Nn \l_tmpb_tlp{}
-\def_new:Npn \tlp_to_str:N {\exp_after:NN\tlp_to_str_aux:w
-  \token_to_meaning:N}
-\def_new:Npn \tlp_to_str_aux:w #1>{}
-\def_new:Npn\tlp_to_str:c{\exp_args:Nc\tlp_to_str:N}
-\def_long_new:Npn \tlist_if_empty_p:n #1{
-  \exp_after:NN\if_meaning:NN\exp_after:NN\q_nil\tlist_to_str:n{#1}\q_nil
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_new:Npn \tlist_if_empty_p:o {\exp_args:No\tlist_if_empty_p:n}
-\def_long_test_function_new:npn{tlist_if_empty:n}#1{
-  \if:w\tlist_if_empty_p:n{#1}}
-\def_long_test_function_new:npn{tlist_if_empty:o}#1{
-  \if:w\tlist_if_empty_p:o{#1}}
-\def_long_new:Npn \tlist_if_blank_p:n #1{
-  \exp_after:NN\tlist_if_blank_p_aux:w\tlist_to_str:n{#1}aa..\q_nil
-}
-\def_new:Npn \tlist_if_blank_p_aux:w #1#2a#3#4\q_nil{
-  \if_meaning:NN #3#4\c_true\else:\c_false\fi:}
-\def_long_test_function_new:npn{tlist_if_blank:n}#1{
-  \if:w\tlist_if_blank_p:n{#1}}
-\def:Npn \tlist_if_blank_p:o{\exp_args:No\tlist_if_blank_p:n}
-\def_long_test_function_new:npn{tlist_if_blank:o}#1{
-  \if:w\tlist_if_blank_p:o{#1}}
-\let_new:NN \tlist_to_lowercase:n \tex_lowercase:D
-\let_new:NN \tlist_to_uppercase:n \tex_uppercase:D
-\let_new:NN \tlist_to_str:n \etex_detokenize:D
-\def_long_new:Npn \tlist_map_function:nN #1#2{
-  \tlist_map_function_aux:Nn #2 #1 \q_recursion_tail \q_recursion_stop
-}
-\def_new:Npn \tlp_map_function:NN #1#2{
-  \exp_after:NN \tlist_map_function_aux:Nn
-  \exp_after:NN #2 #1 \q_recursion_tail \q_recursion_stop
-}
-\def_long_new:Npn \tlist_map_function_aux:Nn #1#2{
-  \quark_if_recursion_tail_stop:n{#2}
-  #1{#2} \tlist_map_function_aux:Nn  #1
-}
-\def_new:Npn\tlp_map_function:cN{\exp_args:Nc\tlp_map_function:NN}
-\def_long_new:Npn \tlist_map_inline:nn #1#2{
-  \num_incr:N \l_tlp_inline_level_num
-  \def_long:cpn {tlist_map_inline_ \num_use:N \l_tlp_inline_level_num :n}
-  ##1{#2}
-  \exp_args:Nc \tlist_map_function_aux:Nn
-  {tlist_map_inline_ \num_use:N \l_tlp_inline_level_num :n}
-  #1 \q_recursion_tail\q_recursion_stop
-  \num_decr:N \l_tlp_inline_level_num
-}
-\def_long_new:Npn \tlp_map_inline:Nn #1#2{
-  \num_incr:N \l_tlp_inline_level_num
-  \def_long:cpn {tlist_map_inline_ \num_use:N \l_tlp_inline_level_num :n}
-  ##1{#2}
-  \exp_args:NcE \tlist_map_function_aux:Nn
-  {tlist_map_inline_ \num_use:N \l_tlp_inline_level_num :n}
-  #1 \q_recursion_tail\q_recursion_stop
-  \num_decr:N \l_tlp_inline_level_num
-}
-\def_new:Npn\tlp_map_inline:cN{\exp_args:Nc\tlp_map_inline:NN}
-\tlp_new:Nn \l_tlp_inline_level_num{0}
-\def_long_new:Npn \tlist_map_variable:nNn #1#2#3{
-  \tlist_map_variable_aux:Nnn #2 {#3} #1 \q_recursion_tail \q_recursion_stop
-}
-\def_new:Npn \tlp_map_variable:NNn {\exp_args:No \tlist_map_variable:nNn}
-\def_new:Npn \tlp_map_variable:cNn {\exp_args:Nc \tlp_map_variable:NNn}
-\def_long_new:Npn \tlist_map_variable_aux:Nnn #1#2#3{
-  \tlp_set:Nn #1{#3}
-  \quark_if_recursion_tail_stop:N #1
-  #2 \tlist_map_variable_aux:Nnn #1{#2}
-}
-\let_new:NN \tlist_map_break:w \use_none_delimit_by_q_recursion_stop:w
-\let_new:NN \tlp_map_break:w \tlist_map_break:w
-\let_new:NN \tlist_compare:xx \pdfstrcmp
-\def_long_new:NNn \tlist_compare:nn 2{
-  \tlist_compare:xx{\exp_not:n{#1}}{\exp_not:n{#2}}
-}
-\def_long_new:NNn \tlist_compare:nx 1{
-  \tlist_compare:xx{\exp_not:n{#1}}
-}
-\def_long_new:NNn \tlist_compare:xn 2{
-  \tlist_compare:xx{#1}{\exp_not:n{#2}}
-}
-\def_long_new:NNn \tlist_compare:no 2{
-  \tlist_compare:xx{\exp_not:n{#1}}{\exp_not:n\exp_after:NN{#2}}
-}
-\def_long_new:NNn \tlist_compare:on 2{
-  \tlist_compare:xx{\exp_not:n\exp_after:NN{#1}}{\exp_not:n{#2}}
-}
-\def_long_new:NNn \tlist_compare:oo 2{
-  \tlist_compare:xx{\exp_not:n\exp_after:NN{#1}}{\exp_not:n\exp_after:NN{#2}}
-}
-\def_long_new:NNn \tlist_compare:xo 2{
-  \tlist_compare:xx{#1}{\exp_not:n\exp_after:NN{#2}}
-}
-\def_long_new:NNn \tlist_compare:ox 2{
-  \tlist_compare:xx{\exp_not:n\exp_after:NN{#1}}{\exp_not:n{#2}}
-}
-\def:Npn \tmp:w #1{
-  \def_long_new:cNx {tlist_if_eq_p:#1} 2{
-    \exp_not:N \if_num:w
-    \exp_after:NN \exp_not:N \cs:w tlist_compare:#1\cs_end:{##1}{##2}
-    \exp_not:n{ =\c_zero \c_true \else: \c_false \fi: }
-  }
-  \def_long_test_function_new:npx{tlist_if_eq:#1}##1##2{
-    \exp_not:N \if_num:w
-    \exp_after:NN \exp_not:N \cs:w tlist_compare:#1\cs_end:{##1}{##2}
-    \exp_not:n{ =\c_zero }
-  }
-}
-\tmp:w{xx}  \tmp:w{nn}  \tmp:w{oo}  \tmp:w{xn}  \tmp:w{nx}
-\tmp:w{on}  \tmp:w{no}  \tmp:w{xo}  \tmp:w{ox}
-\cs_if_really_free:cT{pdf_strcmp:D}{
-  \def_long_test_function:npn{tlist_if_eq:nn}#1#2{
-    \tlp_set:Nx \l_testa_tlp {\exp_not:n{#1}}
-    \tlp_set:Nx \l_testb_tlp {\exp_not:n{#2}}
-    \if_meaning:NN\l_testa_tlp \l_testb_tlp
-  }
-  \def_long_test_function:npn{tlist_if_eq:no}#1#2{
-    \tlp_set:Nx \l_testa_tlp {\exp_not:n{#1}}
-    \tlp_set:Nx \l_testb_tlp {\exp_not:o{#2}}
-    \if_meaning:NN\l_testa_tlp \l_testb_tlp
-  }
-  \def_long_test_function:npn{tlist_if_eq:nx}#1#2{
-    \tlp_set:Nx \l_testa_tlp {\exp_not:n{#1}}
-    \tlp_set:Nx \l_testb_tlp {#2}
-    \if_meaning:NN\l_testa_tlp \l_testb_tlp
-  }
-  \def_long_test_function:npn{tlist_if_eq:on}#1#2{
-    \tlp_set:Nx \l_testa_tlp {\exp_not:o{#1}}
-    \tlp_set:Nx \l_testb_tlp {\exp_not:n{#2}}
-    \if_meaning:NN\l_testa_tlp \l_testb_tlp
-  }
-  \def_long_test_function:npn{tlist_if_eq:oo}#1#2{
-    \tlp_set:Nx \l_testa_tlp {\exp_not:o{#1}}
-    \tlp_set:Nx \l_testb_tlp {\exp_not:o{#2}}
-    \if_meaning:NN\l_testa_tlp \l_testb_tlp
-  }
-  \def_long_test_function:npn{tlist_if_eq:ox}#1#2{
-    \tlp_set:Nx \l_testa_tlp {\exp_not:o{#1}}
-    \tlp_set:Nx \l_testb_tlp {#2}
-    \if_meaning:NN\l_testa_tlp \l_testb_tlp
-  }
-  \def_long_test_function:npn{tlist_if_eq:xn}#1#2{
-    \tlp_set:Nx \l_testa_tlp {#1}
-    \tlp_set:Nx \l_testb_tlp {\exp_not:n{#2}}
-    \if_meaning:NN\l_testa_tlp \l_testb_tlp
-  }
-  \def_long_test_function:npn{tlist_if_eq:xo}#1#2{
-    \tlp_set:Nx \l_testa_tlp {#1}
-    \tlp_set:Nx \l_testb_tlp {\exp_not:o{#2}}
-    \if_meaning:NN\l_testa_tlp \l_testb_tlp
-  }
-  \def_long_test_function:npn{tlist_if_eq:xx}#1#2{
-    \tlp_set:Nx \l_testa_tlp {#1}
-    \tlp_set:Nx \l_testb_tlp {#2}
-    \if_meaning:NN\l_testa_tlp \l_testb_tlp
-  }
-}
-\def_long:Npn \tlp_if_in:NnTF #1#2{
-  \def_long:Npn\tmp:w ##1 #2 ##2\q_stop{
-    \quark_if_no_value:nFT{##2}
-  }
-  \exp_after:NN \tmp:w #1 #2 \q_no_value \q_stop
-}
-\def_new:Npn \tlp_if_in:cnTF {\exp_args:Nc\tlp_if_in:NnTF}
-\def_long:Npn \tlp_if_in:NnT #1#2{
-  \def_long:Npn\tmp:w ##1 #2 ##2\q_stop{
-    \quark_if_no_value:nF{##2}
-  }
-  \exp_after:NN \tmp:w #1 #2 \q_no_value \q_stop
-}
-\def_new:Npn \tlp_if_in:cnT {\exp_args:Nc\tlp_if_in:NnT}
-\def_long:Npn \tlp_if_in:NnF #1#2{
-  \def_long:Npn\tmp:w ##1 #2 ##2\q_stop{
-    \quark_if_no_value:nT{##2}
-  }
-  \exp_after:NN \tmp:w #1 #2 \q_no_value \q_stop
-}
-\def_new:Npn \tlp_if_in:cnF {\exp_args:Nc\tlp_if_in:NnF}
-\def_long_new:Npn \tlist_if_in:nnTF #1#2{
-  \def_long:Npn\tmp:w ##1 #2 ##2\q_stop{
-    \quark_if_no_value:nFT{##2}
-  }
-  \tmp:w #1 #2 \q_no_value \q_stop
-}
-\def_new:Npn \tlist_if_in:onTF {\exp_args:No\tlist_if_in:nnTF}
-\tlp_new:Nn\l_tlp_replace_tlp{}
-\def_long_new:NNn \tlp_replace_in_aux:NNnn 4{
-  \def_long:Npn \tmp:w ##1#3##2\q_stop{
-    \quark_if_no_value:nF{##2}
-    {
-      \tlp_set:Nx\l_tlp_replace_tlp{\exp_not:o{\use_none:n##1#4}}
-      \def_long:Npn \tmp:w ####1#3\q_no_value{
-        \tlp_put_right:Nx \l_tlp_replace_tlp {\exp_not:o{\use_none:n ####1}}
-      }
-      \tmp:w \q_mark ##2
-    }
-    #1#2\l_tlp_replace_tlp
-  }
-  \use_arg_i:n{\exp_after:NN \tmp:w\exp_after:NN\q_mark}
-  #2#3 \q_no_value\q_stop
-}
-\def_new:Npn \tlp_replace_in:Nnn {\tlp_replace_in_aux:NNnn \tlp_set_eq:NN}
-\def_new:Npn \tlp_replace_in:cnn{\exp_args:Nc\tlp_replace_in:Nnn}
-\def_new:Npn \tlp_greplace_in:Nnn {\tlp_replace_in_aux:NNnn \tlp_gset_eq:NN}
-\def_new:Npn \tlp_greplace_in:cnn{\exp_args:Nc\tlp_greplace_in:Nnn}
-\def_long:NNn \tlp_replace_all_in_aux:NNnn 4{
-  \tlp_clear:N \l_tlp_replace_tlp
-  \def_long:Npn \tmp:w ##1#3##2\q_stop{
-    \quark_if_no_value:nTF{##2}
-    {
-      \tlp_put_right:Nx \l_tlp_replace_tlp {\exp_not:o{\use_none:n##1}}
-    }
-    {
-      \tlp_put_right:Nx \l_tlp_replace_tlp {\exp_not:o{\use_none:n##1 #4}}
-      \tmp:w \q_mark##2 \q_stop
-    }
-  }
-  \use_arg_i:n{\exp_after:NN \tmp:w\exp_after:NN\q_mark}
-  #2#3 \q_no_value\q_stop
-  #1#2\l_tlp_replace_tlp
-}
-\def_new:Npn \tlp_replace_all_in:Nnn {
-  \tlp_replace_all_in_aux:NNnn \tlp_set_eq:NN}
-\def_new:Npn \tlp_replace_all_in:cnn{\exp_args:Nc\tlp_replace_all_in:Nnn}
-\def_new:Npn \tlp_greplace_all_in:Nnn {
-  \tlp_replace_all_in_aux:NNnn \tlp_gset_eq:NN}
-\def_new:Npn \tlp_greplace_all_in:cnn{\exp_args:Nc\tlp_greplace_all_in:Nnn}
-\def_long_new:NNn \tlp_remove_in:Nn  2{\tlp_replace_in:Nnn #1{#2}{}}
-\def_long_new:NNn \tlp_gremove_in:Nn 2{\tlp_greplace_in:Nnn #1{#2}{}}
-\def_new:Npn \tlp_remove_in:cn{\exp_args:Nc\tlp_remove_in:Nn}
-\def_new:Npn \tlp_gremove_in:cn{\exp_args:Nc\tlp_gremove_in:Nn}
-\def_long_new:Npn \tlp_remove_all_in:Nn #1#2{
-  \tlp_replace_all_in:Nnn #1{#2}{}
-}
-\def_long_new:Npn \tlp_gremove_all_in:Nn #1#2{
-  \tlp_greplace_all_in:Nnn #1{#2}{}
-}
-\def_new:Npn \tlp_remove_all_in:cn{\exp_args:Nc\tlp_remove_all_in:Nn}
-\def_new:Npn \tlp_gremove_all_in:cn{\exp_args:Nc\tlp_gremove_all_in:Nn}
-\def_long_new:Npn \tlist_head:n #1{\tlist_head:w #1\q_nil}
-\let_new:NN \tlist_head_i:n \tlist_head:n
-\def_long_new:Npn \tlist_tail:n #1{\tlist_tail:w #1\q_nil}
-\def_new:Npn \tlist_tail:f {\exp_args:Nf \tlist_tail:n}
-\def_long_new:Npn \tlist_head_iii:n #1{\tlist_head_iii:w #1\q_nil}
-\def_new:Npn \tlist_head_iii:f {\exp_args:Nf \tlist_head_iii:n}
-\let_new:NN \tlist_head:w \use_arg_i_delimit_by_q_nil:nw
-\def_long_new:Npn \tlist_tail:w #1#2\q_nil{#2}
-\def_long_new:Npn \tlist_head_iii:w #1#2#3#4\q_nil{#1#2#3}
-\def_long_new:Npn \tlist_if_head_eq_meaning_p:nN #1#2{
-  \exp_after:NN \if_meaning:NN \tlist_head:w #1\q_nil#2
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_long_test_function_new:npn {tlist_if_head_eq_meaning:nN}#1#2{
-  \if:w \tlist_if_head_eq_meaning_p:nN{#1}#2}
-\def_long_new:Npn \tlist_if_head_eq_charcode_p:nN #1#2{
-   \exp_after:NN\if_charcode:w \exp_after:NN\exp_not:N
-     \tlist_head:w #1\q_nil\exp_not:N#2
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_long_test_function_new:npn {tlist_if_head_eq_charcode:nN}#1#2{
-  \if:w\tlist_if_head_eq_charcode_p:nN{#1}#2}
-\def_long_new:Npn \tlist_if_head_eq_charcode_p:fN #1#2{
-   \exp_after:NN\if_charcode:w \tlist_head:w #1\q_nil\exp_not:N#2
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_long_test_function_new:npn {tlist_if_head_eq_charcode:fN}#1#2{
-  \if:w\tlist_if_head_eq_charcode_p:fN{#1}#2}
-\def_long_new:Npn \tlist_if_head_eq_catcode_p:nN #1#2{
-   \exp_after:NN\if_charcode:w \exp_after:NN\exp_not:N
-     \tlist_head:w #1\q_nil\exp_not:N#2
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_long_test_function_new:npn {tlist_if_head_eq_catcode:nN}#1#2{
-  \if:w\tlist_if_head_eq_catcode_p:nN{#1}#2}
-\def_long_new:Npn \tlist_reverse:n #1{
-   \tlist_reverse_aux:nN {} #1 \q_recursion_tail\q_stop
-}
-\def_long_new:Npn \tlist_reverse_aux:nN #1#2{
-  \quark_if_recursion_tail_stop_do:nn {#2}{ #1 }
-  \tlist_reverse_aux:nN {#2#1}
-}
-%% File: l3expan.dtx Copyright (C) 1990-2006 LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3expan.dtx 735 2008-01-14 22:31:02Z morten $
-       {L3 Experimental Argument Expansion module}
-\tlp_new:Nn\l_exp_tlp{}
-\def_long_new:Npn\exp_arg_next:nnn#1#2#3{
-  #2\:::{#3#1}
-}
-\def_long_new:Npn\::n#1\:::#2#3{
-  #1\:::{#2{#3}}
-}
-\def_long_new:Npn\::N#1\:::#2#3{
-  #1\:::{#2#3}
-}
-\def_long_new:Npn\::c#1\:::#2#3{
-  \exp_after:NN\exp_arg_next:nnn\cs:w #3\cs_end:{#1}{#2}
-}
-\def_long_new:Npn\::o#1\:::#2#3{
-  \exp_after:NN\exp_arg_next:nnn\exp_after:NN{\exp_after:NN{#3}}{#1}{#2}
-}
-\def_long_new:Npn\::f#1\:::#2#3{
-  \exp_after:NN\exp_arg_next:nnn
-  \exp_after:NN{\exp_after:NN{\int_to_roman:w -`0 #3}}
-  {#1}{#2}
-}
-\def_new:Npn \exp_stop_f: {~}
-\let_new:NN \exp_arg:x \expanded % Move eventually.
-\cs_if_free:NTF\exp_arg:x{
-  \def_long_new:Npn\::x#1\:::#2#3{
-    % \tlp_set:Nx\l_exp_tlp{{{#3}}}
-    \def:Npx \l_exp_tlp{{{#3}}}
-    \exp_after:NN\exp_arg_next:nnn\l_exp_tlp{#1}{#2}}
-}
-{
-  \def_long_new:Npn\::x#1\:::#2#3{
-    \exp_after:NN\exp_arg_next:nnn
-    \exp_after:NN{\exp_arg:x{{#3}}}{#1}{#2}
-  }
-}
-\def_long_new:Npn\:::#1{#1}
-\def_long_new:Npn\::C#1\:::#2#3{
-  \exp_after:NN\exp_C_aux:nnn\cs:w #3\cs_end:{#1}{#2}}
-\def_long_new:Npn\exp_C_aux:nnn #1{
-  \exp_after:NN
-  \exp_arg_next:nnn
-  \exp_after:NN
-     {
-  \exp_after:NN
-      {#1}
-     }
-}
-\def_long_new:Npn\::E#1\:::#2#3{
-  \exp_after:NN\exp_arg_next:nnn \exp_after:NN{#3}{#1}{#2}
-}
-\def_long_new:Npn\::e#1\:::#2#3{
-  \exp_after:NN\exp_arg_next:nnn \exp_after:NN{#3}{#1}{#2}
-}
-\def_long_new:Npn\::d#1\:::#2#3{
-  \exp_after:NN\exp_after:NN\exp_after:NN\exp_arg_next:nnn
-  \exp_after:NN\exp_after:NN\exp_after:NN{
-  \exp_after:NN\exp_after:NN\exp_after:NN{#3}}{#1}{#2}
-}
-\let:NN \exp_args:NE \exp_after:NN
-\def:Npn \exp_args:NNE #1{\exp_args:NE#1\exp_args:NE}
-\def:Npn \exp_args:NNNE #1#2{\exp_args:NE#1\exp_args:NE#2\exp_args:NE}
-\def:Npn \exp_args:NEE #1{\exp_args:NE\exp_args:NE\exp_args:NE#1\exp_args:NE}
-\def:Npn \exp_args:NcE #1#2{\exp_after:NN #1\cs:w #2\exp_after:NN\cs_end:}
-\def:Npn \exp_args:Nd {\::d\:::}
-\def:Npn \exp_args:NNd {\::N\::d\:::}
-
-\def:Npn \exp_args:NC {\::C\:::}
-\def:Npn \exp_args:NNC {\::N\::C\:::}
-\def:Npn \exp_args:NNf {\::N\::f\:::}
-\def:Npn \exp_args:NNno {\::N\::n\::o\:::}
-\def:Npn \exp_args:NNnx {\::N\::n\::x\:::}  % new
-\def:Npn \exp_args:NNoo {\::N\::o\::o\:::}  % new
-\def:Npn \exp_args:NNox {\::N\::o\::x\:::}  % new
-\def:Npn \exp_args:NNx {\::N\::x\:::}
-\def:Npn \exp_args:NcNc {\::c\::N\::c\:::}
-\def:Npn \exp_args:NcNo {\::c\::N\::o\:::}
-\def:Npn \exp_args:Ncco {\::c\::c\::o\:::}
-\def:Npn \exp_args:Ncco {\::c\::c\::o\:::}
-\def:Npn \exp_args:Nccx {\::c\::c\::x\:::}
-\def:Npn \exp_args:Ncnx {\::c\::n\::x\:::}
-\def:Npn \exp_args:Ncx {\::c\::x\:::}
-\def:Npn \exp_args:Nf {\::f\:::}
-\def:Npn \exp_args:Nfo{\::f\::o\:::}
-\def:Npn \exp_args:Nnf {\::n\::f\:::}
-\def:Npn \exp_args:NnnN {\::n\::n\::N\:::}   %% Strange one this one...
-\def:Npn \exp_args:Nnnc {\::n\::n\::c\:::}
-\def:Npn \exp_args:Nnno {\::n\::n\::o\:::}
-\def:Npn \exp_args:Nnnx {\::n\::n\::x\:::}
-\def:Npn \exp_args:Nno {\::n\::o\:::}
-\def:Npn \exp_args:Nnox {\::n\::o\::x\:::}
-\def:Npn \exp_args:Nnx {\::n\::x\:::}
-\def:Npn \exp_args:Noo {\::o\::o\:::}
-\def:Npn \exp_args:Noox {\::o\::o\::x\:::}
-\def:Npn \exp_args:Nox {\::o\::x\:::}
-\def:Npn \exp_args:Nx {\::x\:::}
-\def:Npn \exp_args:Nxo {\::x\::o\:::}
-\def:Npn \exp_args:Nxx {\::x\::x\:::}
-\def_long_new:Npn\exp_not:o#1{\exp_not:n\exp_after:NN{#1}}
-\def_long_new:Npn\exp_not:d#1{
-  \exp_not:n\exp_after:NN\exp_after:NN\exp_after:NN{#1}
-}
-\def_long_new:Npn\exp_not:f#1{
-  \exp_not:n\exp_after:NN{\int_to_roman:w -`0 #1}
-}
-\def_new:Npn\exp_not:E{\exp_after:NN\exp_not:N}
-\def_long_new:Npn\exp_not:c#1{\exp_after:NN\exp_not:N\cs:w#1\cs_end:}
-\def_long_new:Npn \exp_args:No #1#2{\exp_after:NN#1\exp_after:NN{#2}}
-\def_long_new:Npn \exp_args:NOo #1#2#3{\exp_after:NN\exp_args:No \exp_after:NN#1
-  \exp_after:NN#2\exp_after:NN{#3}}
-\def_long_new:Npn \exp_args:NOOo #1#2#3#4{\exp_after:NN\exp_args:NOo
-  \exp_after:NN#1\exp_after:NN#2\exp_after:NN#3\exp_after:NN{#4}}
-\def_long_new:Npn \exp_args:NNo #1#2#3{\exp_after:NN#1\exp_after:NN#2
-  \exp_after:NN{#3}}
-\def_long_new:Npn \exp_args:NNO #1#2#3 {\exp_after:NN#1
-  \exp_after:NN#2 #3}
-\def_long_new:Npn \exp_args:NNOo #1#2#3#4{\exp_after:NN\exp_args:NNo
-  \exp_after:NN#1\exp_after:NN#2\exp_after:NN#3\exp_after:NN{#4}}
-\def_long_new:Npn \exp_args:NNNo #1#2#3#4{\exp_after:NN#1\exp_after:NN#2
-  \exp_after:NN#3\exp_after:NN{#4}}
-\def_long_new:Npn \exp_args:Nc #1#2{\exp_after:NN#1\cs:w#2\cs_end:}
-\def_long_new:Npn \exp_args:NNc #1#2#3{\exp_after:NN#1\exp_after:NN#2
-    \cs:w#3\cs_end:}
-\def_long_new:Npn \exp_args:NOc#1#2#3{\exp_after:NN\exp_args:No\exp_after:NN
-    #1\exp_after:NN#2\cs:w#3\cs_end:}
-\def_long_new:Npn \exp_args:Ncc #1#2#3{\exp_after:NN#1
-    \cs:w#2\exp_after:NN\cs_end:\cs:w#3\cs_end:}
-\def_long_new:Npn \exp_args:Nccc #1#2#3#4{\exp_after:NN#1
-    \cs:w#2\exp_after:NN\cs_end:\cs:w#3\exp_after:NN
-      \cs_end:\cs:w #4\cs_end:}
-\def_long_new:Npn \exp_args:Nco #1#2#3{\exp_after:NN#1\cs:w#2\exp_after:NN
-     \cs_end:\exp_after:NN{#3}}
-\def:Npn\exp_def_form:nnn#1#2#3{
-   \exp_after:NN
-   \def:Npn
-     \cs:w
-        #1:#3
-       \exp_after:NN
-     \cs_end:
-     \exp_after:NN
-       {
-        \cs:w
-           exp_args:N#3
-          \exp_after:NN
-        \cs_end:
-        \cs:w
-           #1:#2
-        \cs_end:
-       }
-    \cs_if_free:cT
-          {exp_args:N#3}
-          {\def:cpx {exp_args:N#3}
-                    {\exp_args_form_x:w #3 :}
-          }
-}
-\def_new:Npn\exp_args_form_x:w #1 {
-  \exp_not:c{::#1}
-  \if_meaning:NN #1 :
-  \else:
-    \exp_after:NN\exp_args_form_x:w
-  \fi:}
-%% File: l3quark.dtx Copyright (C) 1990-2006 LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3quark.dtx 705 2007-12-02 22:14:25Z morten $
-          {L3 Experimental Quark Commands}
-\def_new:Npn \quark_new:N #1{\tlp_new:Nn #1{#1}}
-\quark_new:N \q_stop
-\quark_new:N \q_no_value
-\quark_new:N \q_nil
-\quark_new:N\q_error
-\quark_new:N\q_mark
-\quark_new:N\q_recursion_tail
-\quark_new:N\q_recursion_stop
-\def_long_new:Npn \quark_if_recursion_tail_stop:n #1 {
-  \exp_after:NN\if_meaning:NN
-    \quark_if_recursion_tail_aux:w #1?\q_nil\q_recursion_tail\q_recursion_tail
-    \exp_after:NN \use_none_delimit_by_q_recursion_stop:w
-  \fi:
-}
-\def_long_new:Npn \quark_if_recursion_tail_stop:N #1 {
-  \if_meaning:NN#1\q_recursion_tail
-    \exp_after:NN \use_none_delimit_by_q_recursion_stop:w
-  \fi:
-}
-\def_new:Npn \quark_if_recursion_tail_stop:o{
-  \exp_args:No\quark_if_recursion_tail_stop:n
-}
-\def_long_new:Npn \quark_if_recursion_tail_stop_do:nn #1#2 {
-  \exp_after:NN\if_meaning:NN
-    \quark_if_recursion_tail_aux:w #1?\q_nil\q_recursion_tail
-    \exp_after:NN \use_arg_i_delimit_by_q_recursion_stop:nw
-  \else:
-    \exp_after:NN\use_none:n
-  \fi:
-  {#2}
-}
-\def_long_new:Npn \quark_if_recursion_tail_stop_do:Nn #1#2 {
-  \if_meaning:NN #1\q_recursion_tail
-    \exp_after:NN \use_arg_i_delimit_by_q_recursion_stop:nw
-  \else:
-    \exp_after:NN\use_none:n
-  \fi:
-  {#2}
-}
-\def_new:Npn \quark_if_recursion_tail_stop_do:on{
-  \exp_args:No\quark_if_recursion_tail_stop_do:nn
-}
-\def_long_new:Npn \quark_if_recursion_tail_aux:w
-  #1#2\q_nil\q_recursion_tail{#1}
-\def_long_new:Npn\use_none_delimit_by_q_recursion_stop:w
-  #1\q_recursion_stop {}
-\def_long_new:Npn\use_arg_i_delimit_by_q_recursion_stop:nw
-  #1#2\q_recursion_stop {#1}
-\def_long_test_function_new:npn {quark_if_no_value:N} #1 {
-     \if_meaning:NN\q_no_value#1}
-\def_long_new:Npn \quark_if_no_value_p:N #1{
-  \if_meaning:NN \q_no_value #1 \c_true
-  \else: \c_false \fi:
-}
-\cs_if_really_free:cTF{pdf_strcmp:D}{
-  \def_long_new:Npn \quark_if_no_value_p:n #1{
-    \if:w \exp_args:No \str_if_eq_var_p:nf
-      {\token_to_string:N\q_no_value\text_put_sp:}
-      {\tlist_to_str:n{#1}}
-      \c_true
-    \else:
-      \c_false
-    \fi:
-  }
-}
-{
-  \def_long_new:Npn \quark_if_no_value_p:n #1{
-    \if_num:w
-    \pdf_strcmp:D {\exp_not:N \q_no_value}{\exp_not:n{#1}}=\c_zero
-    \c_true \else: \c_false \fi:
-  }
-}
-\def_long_test_function_new:npn {quark_if_no_value:n} #1 {
-  \if:w \quark_if_no_value_p:n{#1}}
-\def_long:Npn \quark_if_no_value:nFT #1{
-  \if:w \quark_if_no_value_p:n{#1}
-      \exp_after:NN\use_arg_ii:nn
-    \else:
-      \exp_after:NN\use_arg_i:nn
-    \fi:
-}
-\def_long_new:Npn \quark_if_nil_p:N #1{
-  \if_meaning:NN \q_nil #1 \c_true
-  \else: \c_false \fi:
-}
-\def_long_test_function_new:npn {quark_if_nil:N}#1{
-  \if_meaning:NN\q_nil#1}
-\cs_if_really_free:cTF{pdf_strcmp:D}{
-  \def_long_new:Npn \quark_if_nil_p:n #1{
-    \if:w \exp_args:No \str_if_eq_var_p:nf
-      {\token_to_string:N\q_nil\text_put_sp:}
-      {\tlist_to_str:n{#1}}
-      \c_true
-    \else:
-      \c_false
-    \fi:
-  }
-}
-{
-  \def_long_new:Npn \quark_if_nil_p:n #1{
-    \if_num:w
-    \pdf_strcmp:D {\exp_not:N \q_nil}{\exp_not:n{#1}}=\c_zero
-    \c_true \else: \c_false \fi:
-  }
-}
-\def_long_test_function_new:npn {quark_if_nil:n} #1 {
-  \if:w \quark_if_nil_p:n{#1}}
-\def_new:Npn \quark_if_nil_p:o{\exp_args:No\quark_if_nil_p:n}
-\def_new:Npn \quark_if_nil:oTF{\exp_args:No\quark_if_nil:nTF}
-\def_new:Npn \quark_if_nil:oT {\exp_args:No\quark_if_nil:nT}
-\def_new:Npn \quark_if_nil:oF {\exp_args:No\quark_if_nil:nF}
-%% File: l3num.dtx Copyright (C) 2005-2006 Frank Mittelbach, LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3num.dtx 702 2007-11-27 14:21:49Z morten $
-       {L3 Experimental token numbers}
-
-\let_new:NN \num_value:w        \tex_number:D
-\let_new:NN \num_eval:w         \etex_numexpr:D
-\let_new:NN \if_num:w           \tex_ifnum:D
-\let_new:NN \if_num_odd:w       \tex_ifodd:D
-\let_new:NN \if_case:w          \tex_ifcase:D
-\let_new:NN \or:                \tex_or:D
-\def_long_new:Npn \use_arg_after_or:w #1\or: #2\fi:{\fi: #1}
-\def_long_new:Npn \use_arg_after_else:w #1\else: #2\fi:{\fi: #1}
-\def_long_new:Npn \use_arg_after_fi:w #1\fi:{\fi: #1}
-\def:Npn \num_incr:N #1{\num_add:Nn#1 1}
-\def:Npn \num_decr:N #1{\num_add:Nn#1 \c_minus_one}
-\def:Npn \num_gincr:N #1{\num_gadd:Nn#1 1}
-\def:Npn \num_gdecr:N #1{\num_gadd:Nn#1 \c_minus_one}
-\def_new:Npn \num_incr:c {\exp_args:Nc \num_incr:N}
-\def_new:Npn \num_decr:c {\exp_args:Nc \num_decr:N}
-\def_new:Npn \num_gincr:c {\exp_args:Nc \num_gincr:N}
-\def_new:Npn \num_gdecr:c {\exp_args:Nc \num_gdecr:N}
-\def_new:Npn \num_zero:N #1 {\num_set:Nn #1 0}
-\def_new:Npn \num_gzero:N #1 {\num_gset:Nn #1 0}
-\def_new:Npn \num_zero:c {\exp_args:Nc \num_zero:N}
-\def_new:Npn \num_gzero:c {\exp_args:Nc \num_gzero:N}
-\def_new:Npn \num_new:N #1{\tlp_new:Nn #1{0}}
-\def_new:Npn \num_new:c {\exp_args:Nc \num_new:N}
-\def_new:Npn \num_eval:n #1{\num_eval:w #1\scan_stop:}
-\def_new:Npn \num_set:Nn #1#2{
-  \tlp_set:No #1{ \tex_number:D \num_eval:n {#2} }
-}
-\def_new:Npn \num_gset:Nn {\pref_global:D \num_set:Nn}
-\def_new:Npn \num_set:cn {\exp_args:Nc \num_set:Nn }
-\def_new:Npn \num_gset:cn {\exp_args:Nc \num_gset:Nn }
-\let_new:NN \num_set_eq:NN \tlp_set_eq:NN
-\def_new:Npn \num_set_eq:cN {\exp_args:Nc \num_set_eq:NN}
-\def_new:Npn \num_set_eq:Nc {\exp_args:NNc \num_set_eq:NN}
-\def_new:Npn \num_set_eq:cc {\exp_args:Ncc \num_set_eq:NN}
-\let_new:NN \num_gset_eq:NN \tlp_gset_eq:NN
-\def_new:Npn \num_gset_eq:cN {\exp_args:Nc \num_gset_eq:NN}
-\def_new:Npn \num_gset_eq:Nc {\exp_args:NNc \num_gset_eq:NN}
-\def_new:Npn \num_gset_eq:cc {\exp_args:Ncc \num_gset_eq:NN}
-\def_new:Npn \num_add:Nn #1#2 {\num_set:Nn #1{#1+#2}}
-\def_new:Npn \num_add:cn {\exp_args:Nc\num_add:Nn}
-\def_new:Npn \num_gadd:Nn {\pref_global:D \num_add:Nn}
-\def_new:Npn \num_gadd:cn {\exp_args:Nc\num_gadd:Nn}
-\let_new:NN\num_use:N \use_arg_i:n
-\let_new:NN\num_use:c \cs_use:c
-\def_test_function_new:npn {num_compare:nNn}#1#2#3{
-  \if_num:w \num_eval:n {#1}#2\num_eval:n {#3}
-}
-\def_new:Npn \num_compare:cNcTF { \exp_args:NcNc\num_compare:nNnTF }
-\def_new:Npn \num_compare_p:nNn #1#2#3{
-  \if_num:w \num_eval:n {#1}#2\num_eval:n {#3}
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_new:Npn \num_abs:n#1{
-  \if_num:w \num_eval:n{#1}<\c_zero \exp_after:NN -\fi: #1
-}
-\def_new:Npn \num_max_of:nn#1#2{\num_compare:nNnTF {#1}>{#2}{#1}{#2}}
-\def_new:Npn \num_min_of:nn#1#2{\num_compare:nNnTF {#1}<{#2}{#1}{#2}}
-\num_new:N \l_tmpa_num
-\num_new:N \l_tmpb_num
-\num_new:N \l_tmpc_num
-\num_new:N \g_tmpa_num
-\num_new:N \g_tmpb_num
-\engine_if_aleph:TF
-{
-  \let_new:NN \const_new_aux:Nw \tex_chardef:D
-  \const_new_aux:Nw \c_max_register_num = 65535 \scan_stop:
-}
-{
-  \let_new:NN \const_new_aux:Nw \tex_mathchardef:D
-  \const_new_aux:Nw \c_max_register_num = 32767 \scan_stop:
-}
-\def_new:Npn \const_new:Nn #1#2 {
-  \num_compare:nNnTF  {#2} > \c_minus_one
-  {
-    \num_compare:nNnTF {#2} > \c_max_register_num
-    {\int_new:N #1 \int_set:Nn #1{#2}}
-    {\chk_new_cs:N #1 \const_new_aux:Nw #1 = #2 \scan_stop: }
-  }
-  {\int_new:N #1 \int_set:Nn #1{#2}}
-}
- %% \tex_countdef:D \c_minus_one = 10 \scan_stop:
- %% \c_minus_one = -1 \scan_stop:        %% in l3basics
- %% \tex_chardef:D \c_sixteen    = 16\scan_stop: %% in l3basics
-\const_new:Nn \c_zero   {0}
-\const_new:Nn \c_one    {1}
-\const_new:Nn \c_two    {2}
-\const_new:Nn \c_three  {3}
-\const_new:Nn \c_four   {4}
-\const_new:Nn \c_six    {6}
-\const_new:Nn \c_seven  {7}
-\const_new:Nn \c_nine   {9}
-\const_new:Nn \c_ten    {10}
-\const_new:Nn \c_eleven {11}
-\const_new:Nn \c_thirty_two {32}
-\const_new:Nn \c_hundred_one          {101}
-\const_new:Nn \c_twohundred_fifty_five {255}
-\const_new:Nn \c_twohundred_fifty_six {256}
-\const_new:Nn \c_thousand             {1000}
-\const_new:Nn \c_ten_thousand         {10000}
-\const_new:Nn \c_ten_thousand_one     {10001}
-\const_new:Nn \c_ten_thousand_two     {10002}
-\const_new:Nn \c_ten_thousand_three   {10003}
-\const_new:Nn \c_ten_thousand_four    {10004}
-\const_new:Nn \c_twenty_thousand      {20000}
-%% File: l3seq.dtx Copyright (C) 1990-2006 LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3seq.dtx 621 2007-09-01 20:14:19Z morten $
-          {L3 Experimental sequences and stacks}
-\let_new:NN \seq_elt:w \ERROR
-\let_new:NN \seq_elt_end: \ERROR
-\def_new:Npn \seq_new:N #1{\tlp_new:Nn #1{}}
-\def_new:Npn \seq_new:c {\exp_args:Nc \seq_new:N}
-\let_new:NN \seq_clear:N \tlp_clear:N
-\let_new:NN \seq_clear:c \tlp_clear:c
-\let_new:NN \seq_gclear:N \tlp_gclear:N
-\let_new:NN \seq_gclear:c \tlp_gclear:c
-\let_new:NN \seq_clear_new:N \tlp_clear_new:N
-\let_new:NN \seq_clear_new:c \tlp_clear_new:c
-\let_new:NN \seq_gclear_new:N \tlp_gclear_new:N
-\let_new:NN \seq_gclear_new:c \tlp_gclear_new:c
-\let_new:NN \seq_if_empty_p:N \tlp_if_empty_p:N
-\let_new:NN \seq_if_empty:NTF \tlp_if_empty:NTF
-\def_new:Npn \seq_if_empty:cTF {\exp_args:Nc\seq_if_empty:NTF}
-\let_new:NN \seq_if_empty:NF \tlp_if_empty:NF
-\def_new:Npn \seq_if_empty:cF {\exp_args:Nc\seq_if_empty:NF}
-\def_new:Npn \seq_if_empty_err:N #1{\if_meaning:NN#1\c_empty_tlp
-  \tlp_clear:N \l_testa_tlp % catch prefixes
-  \err_latex_bug:x{Empty~sequence~`\token_to_string:N#1'}\fi:}
-\def_new:Npn \seq_get:NN #1{
-  \seq_if_empty_err:N #1
-  \exp_after:NN\seq_get_aux:w #1\q_stop}
-\def_new:Npn \seq_get_aux:w \seq_elt:w #1\seq_elt_end:
-                #2\q_stop #3{\tlp_set:Nn #3{#1}}
-\def_new:Npn \seq_get:cN {\exp_args:Nc \seq_get:NN}
-\def_new:Npn \seq_pop_aux:nnNN #1#2#3{
-  \seq_if_empty_err:N #3
-  \exp_after:NN\seq_pop_aux:w #3\q_stop #1#2#3}
-\def_new:Npn \seq_pop_aux:w \seq_elt:w #1\seq_elt_end:
-                #2\q_stop #3#4#5#6{#3#5{#2}#4#6{#1}}
-\def_new:Npn \seq_put_aux:Nnn #1{
-  \exp_after:NN\seq_put_aux:w #1\q_stop #1}
-\def_new:Npn \seq_put_aux:w #1\q_stop #2#3#4{\tlp_set:Nn #2{#3#1#4}}
-\def_new:Npn \seq_put_left:Nn #1#2{
-        \seq_put_aux:Nnn #1{\seq_elt:w #2\seq_elt_end:}{}}
-\def_new:Npn \seq_put_left:cn {\exp_args:Nc\seq_put_left:Nn}
-\def_new:Npn \seq_put_left:No {\exp_args:NNo\seq_put_left:Nn}
-\def_new:Npn \seq_put_left:Nx {\exp_args:Nnx\seq_put_left:Nn}
-\def_new:Npn \seq_put_right:Nn #1#2{
-        \seq_put_aux:Nnn #1{}{\seq_elt:w #2\seq_elt_end:}}
-\def_new:Npn \seq_put_right:No {\exp_args:NNo\seq_put_right:Nn}
-\def_new:Npn \seq_put_right:Nx {\exp_args:NNx\seq_put_right:Nn}
-\def_new:Npn \seq_gput_left:Nn {
- \pref_global:D
-   \seq_put_left:Nn}
-\def_new:Npn \seq_gput_right:Nn {
- \pref_global:D
-   \seq_put_right:Nn}
-\def_new:Npn \seq_gput_right:No {\exp_args:NNo \seq_gput_right:Nn}
-\def_new:Npn \seq_gput_right:Nc {\exp_args:NNc \seq_gput_right:Nn}
-\def_new:Npn \seq_gput_right:cn {\exp_args:Nc  \seq_gput_right:Nn}
-\def_new:Npn \seq_gput_right:co {\exp_args:Nco \seq_gput_right:Nn}
-\def_new:Npn \seq_gput_right:cc {\exp_args:Ncc \seq_gput_right:Nn}
-\def_new:Npn \seq_map_variable_aux:Nnw #1#2\seq_elt:w#3\seq_elt_end:{
-  \tlp_set:Nn #1{#3}
-  \quark_if_nil:NT #1 \seq_map_break:w
-  #2
-  \seq_map_variable_aux:Nnw #1{#2}
-}
-\def_new:Npn \seq_map_variable:NNn #1#2#3{
-  \tlp_set:Nx #2 {\exp_not:n{\seq_map_variable_aux:Nnw #2{#3}}}
-  \exp_after:NN #2 #1 \seq_elt:w \q_nil\seq_elt_end: \q_stop
-}
-\def_new:Npn \seq_map_variable:cNn{\exp_args:Nc\seq_map_variable:Nn}
-\let_new:NN \seq_map_break:w \use_none_delimit_by_q_stop:w
-\def_new:Npn \seq_map:NN #1#2{
-  \def:Npn \seq_elt:w ##1\seq_elt_end: {#2{##1}}#1
-  \let:NN \seq_elt:w \ERROR
-}
-\def_new:Npn \seq_map_inline:Nn #1#2{
-  \def:Npn \seq_elt:w ##1\seq_elt_end: {#2}#1
-  \let:NN \seq_elt:w \ERROR
-}
-\def_new:Npn \seq_map_inline:cn{\exp_args:Nc\seq_map_inline:Nn}
-\let_new:NN  \seq_set_eq:NN \let:NN
-\def_new:Npn \seq_set_eq:Nc {\exp_args:NNc \seq_set_eq:NN}
-\let_new:NN \seq_gset_eq:NN \glet:NN
-\def_new:Npn \seq_gset_eq:cN {\exp_args:Nc \seq_gset_eq:NN}
-\def_new:Npn \seq_gset_eq:Nc {\exp_args:NNc \seq_gset_eq:NN}
-\def_new:Npn \seq_gset_eq:cc {\exp_args:Ncc \seq_gset_eq:NN}
-\def_new:Npn \seq_gconcat:NNN #1#2#3{
-  \tlp_gset:Nx #1 {\exp_not:o{#2}\exp_not:o{#3}}
-}
-\def_new:Npn \seq_gconcat:ccc{\exp_args:Nccc\seq_gconcat:NNN}
-\def_new:Npn \seq_if_in:NnTF #1#2{
-  \def:Npn\tmp:w
-      ##1\seq_elt:w #2\seq_elt_end: ##2##3\q_stop{
-        \if_meaning:NN\q_no_value##2
-          \exp_after:NN\use_arg_ii:nn
-        \else:
-          \exp_after:NN\use_arg_i:nn
-        \fi:
-      }
-  \exp_after:NN
-  \tmp:w #1\seq_elt:w
-  #2\seq_elt_end: \q_no_value \q_stop}
-\def_new:Npn \seq_if_in:coTF {\exp_args:Nco \seq_if_in:NnTF}
-\def_new:Npn \seq_if_in:cnTF {\exp_args:Nc \seq_if_in:NnTF}
-\def_new:Npn \seq_if_in:cxTF {\exp_args:Ncx \seq_if_in:NnTF}
-\def_new:Npn \seq_if_in:NnF #1#2 { \seq_if_in:NnTF #1{#2}\use_noop: }
-\def_new:Npn \seq_if_in:cnF {\exp_args:Nc \seq_if_in:NnF}
-\let_new:NN \seq_push:Nn \seq_put_left:Nn
-\let_new:NN \seq_push:No \seq_put_left:No
-\let_new:NN \seq_push:cn \seq_put_left:cn
-\def_new:Npn \seq_pop:NN {\seq_pop_aux:nnNN \tlp_set:Nn \tlp_set:Nn}
-\def_new:Npn \seq_pop:cN {\exp_args:Nc \seq_pop:NN}
-\let_new:NN \seq_gpush:Nn \seq_gput_left:Nn
-\def_new:Npn \seq_gpush:No {\exp_args:NNo \seq_gpush:Nn}
-\def_new:Npn \seq_gpush:cn {\exp_args:Nc \seq_gpush:Nn}
-\def_new:Npn \seq_gpush:NC {\exp_args:NNC \seq_gpush:Nn}
-\def_new:Npn \seq_gpop:NN {\seq_pop_aux:nnNN \tlp_gset:Nn \tlp_set:Nn}
-\def_new:Npn \seq_gpop:cN {\exp_args:Nc \seq_gpop:NN}
-\let_new:NN \seq_top:NN \seq_get:NN
-\let_new:NN \seq_top:cN \seq_get:cN
-%% File: l3alloc.dtx Copyright (C) 1990-2006 LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3alloc.dtx 621 2007-09-01 20:14:19Z morten $
-       {L3 Experimental register allocation}%
-\def_new:Npn \alloc_setup_type:nnn #1 #2 #3{
-  \num_new:c  {g_ #1 _allocation_num}
-  \num_new:c  {l_ #1 _allocation_num}
-  \seq_new:c  {g_ #1 _allocation_seq}
-  \num_set:cn {g_ #1 _allocation_num}{#2}
-  \num_set:cn {l_ #1 _allocation_num}{#3}
-}
-\def_new:Npn \alloc_next_g:n #1 {
-  \num_gincr:c {g_ #1 _allocation_num}
-  \num_compare:cNcTF  {g_ #1 _allocation_num} = {l_ #1 _allocation_num}
-    {\io_put_term:x{We~ ran~ out~ of~ registers~ of~ type~ g_#1!}}
-    {
-      \seq_if_in:cxTF {g_ #1 _allocation_seq}
-                      {\num_use:c{g_ #1 _allocation_num}}
-        {\io_put_term:x{\num_use:c{g_ #1 _allocation_num}~Already~ allocated!}
-          \alloc_next_g:n {#1} }
-        {\use_noop:}
-        }
-  }
-\def_new:Npn \alloc_next_l:n #1 {
-  \num_gdecr:c {l_ #1 _allocation_num}
-  \num_compare:cNcTF  {g_ #1 _allocation_num} = {l_ #1 _allocation_num}
-    {\io_put_term:x{We~ ran~ out~ of~ registers~ of~ type~ l_#1!}}
-    {
-      \seq_if_in:cxTF {g_ #1 _allocation_seq}
-                      {\num_use:c{l_ #1 _allocation_num}}
-        {\io_put_term:x{\num_use:c{l_ #1 _allocation_num}~Already~ allocated!}
-          \alloc_next_l:n {#1} }
-        {\io_put_term:x{\num_use:c{l_ #1 _allocation_num}~Free!}}
-      }
-  }
-\def_new:Npn \alloc_reg:NnNN #1 #2 #3 #4{
-  \chk_new_cs:N #4
-  \if:w#1g
-    \exp_after:NN \pref_global:D
-  \fi:
-  #3 #4 \num_use:c{#1_ #2 _allocation_num}
-  %%\cs_record_meaning:N#1
-  \io_put_log:x{
-    \token_to_string:N#4=#2~register~\num_use:c{#1_ #2 _allocation_num}}
-  \cs_use:c{alloc_next_#1:n} {#2}
- }
-%% File: l3io.dtx Copyright (C) 1990-2006 LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3io.dtx 621 2007-09-01 20:14:19Z morten $
-          {L3 Experimental i/o module}
-\alloc_setup_type:nnn {iow} \c_zero \c_sixteen
-\def_new:Npn \iow_new:N #1 {\alloc_reg:NnNN g {iow} \tex_chardef:D #1}
-\def_new:Npn \iow_new:c {\exp_args:Nc \iow_new:N}
-\def_new:Npn \iow_open:Nn #1#2{\iow_close:N #1
-     \tex_immediate:D\tex_openout:D#1#2\scan_stop:}
-\def_new:Npn \iow_open:cn {\exp_args:Nc \iow_open:Nn}
-\def_new:Npn \iow_close:N {\tex_immediate:D\tex_closeout:D}
-\let_new:NN \c_io_term_stream \c_sixteen
-\let_new:NN \c_iow_log_stream \c_minus_one
-\def_new:Npn \iow_expanded:Nn {\tex_immediate:D\iow_deferred_expanded:Nn}
-\def_new:Npn \iow_unexpanded:Nn #1#2{
-   \iow_expanded:Nn #1{\exp_not:n{#2}}}
-\def:Npn \iow_expanded_log:n {\iow_expanded:Nn \c_iow_log_stream}
-\def:Npn \iow_expanded_term:n{\iow_expanded:Nn \c_io_term_stream}
-
-\def_new:Npn \iow_unexpanded_term:n {\iow_unexpanded:Nn \c_io_term_stream}
-\def_new:Npn \iow_unexpanded_if_avail:Nn #1{
-  \cs_free:NTF #1\use_none:n {\iow_unexpanded:Nn #1}}
-\def_new:Npn \iow_unexpanded_if_avail:cn {
-         \exp_args:Nc \iow_unexpanded_if_avail:Nn }
-\def_new:Npn \iow_long_expanded_aux:w #1#2#3{
-   \group_begin:\tex_newlinechar:D`\ #1#2{#3}\group_end:}
-\def_new:Npn \iow_long_expanded:Nn {\iow_long_expanded_aux:w
-                                    \iow_expanded:Nn}
-\def_new:Npn \iow_long_unexpanded:Nn {\iow_long_expanded_aux:w
-                                      \iow_unexpanded:Nn}
-\let:NN \iow_deferred_expanded:Nn \tex_write:D
-\def_new:Npn \iow_deferred_unexpanded:Nn #1#2{
-  \iow_deferred_expanded:Nn{\exp_not:n{#2}}
-}
-%% Old implementation:
-\def_new:Npn \iow_newline: {^^J}
-\tlp_new:Nx \c_iow_comment_char {\cs_to_str:N\%}
-\tlp_new:Nx \c_iow_lbrace_char{\cs_to_str:N\{}
-\tlp_new:Nx \c_iow_rbrace_char{\cs_to_str:N\}}
-\alloc_setup_type:nnn {ior} \c_zero \c_sixteen
-\def_new:Npn \ior_new:N #1 {\alloc_reg:NnNN g {ior} \tex_chardef:D #1}
-\let:NN \ior_close:N \tex_closein:D
-\def_new:Npn \ior_open:Nn #1#2{\ior_close:N #1\scan_stop:
-                               \tex_openin:D#1#2\scan_stop:}
-\def_new:Npn \ior_eof:NTF #1{\if_eof:w#1
-     \exp_after:NN\use_arg_i:nn \else:
-     \exp_after:NN\use_arg_ii:nn \fi:}
-\let:NN \if_eof:w \tex_ifeof:D
-\def_new:Npn \ior_eof:NF #1{\if_eof:w#1
-        \exp_after:NN \use_none:nn \fi: \use_arg_i:n}
- \def_new:Npn \ior_to:NN #1{\tex_read:D#1to}
-\def_new:Npn \ior_gto:NN {
- \pref_global:D
-   \ior_to:NN}
-%% File: l3int.dtx Copyright (C) 1990-2006 LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3int.dtx 702 2007-11-27 14:21:49Z morten $
-          {L3 Experimental Integer module}
-
-\let_new:NN \int_to_roman:w \tex_romannumeral:D
-\let_new:NN \int_to_number:w \tex_number:D
-\let_new:NN \int_advance:w \tex_advance:D
-\def_new:Npn \int_incr:N #1{\int_advance:w#1\c_one
-}
-\def_new:Npn \int_decr:N #1{\int_advance:w#1\c_minus_one
-}
-\def_new:Npn \int_gincr:N {
- \pref_global:D
-   \int_incr:N}
-\def_new:Npn \int_gdecr:N {
- \pref_global:D
-   \int_decr:N}
-\def:Npn \int_incr:N #1{\int_add:Nn#1\c_one}
-\def:Npn \int_decr:N #1{\int_add:Nn#1\c_minus_one}
-\def:Npn \int_gincr:N #1{\int_gadd:Nn#1\c_one}
-\def:Npn \int_gdecr:N #1{\int_gadd:Nn#1\c_minus_one}
-\def:Npn \int_incr:c {\exp_args:Nc\int_incr:N}
-\def:Npn \int_decr:c {\exp_args:Nc\int_decr:N}
-\def:Npn \int_gincr:c {\exp_args:Nc\int_gincr:N}
-\def:Npn \int_gdecr:c {\exp_args:Nc\int_gdecr:N}
-\alloc_setup_type:nnn {int} \c_eleven \c_max_register_num
-\def_new:Npn \int_new:N   #1 {\alloc_reg:NnNN g {int} \tex_countdef:D#1}
-\def_new:Npn \int_new_l:N #1 {\alloc_reg:NnNN l {int} \tex_countdef:D#1}
-\def_new:Npn \int_new:c {\exp_args:Nc \int_new:N}
-\def_new:Npn \int_set:Nn #1#2{#1 \int_eval:w #2\scan_stop:
-}
-\def_new:Npn \int_gset:Nn {
- \pref_global:D
-   \int_set:Nn }
-\def_new:Npn \int_set:cn {\exp_args:Nc \int_set:Nn }
-\def_new:Npn \int_gset:cn {\exp_args:Nc \int_gset:Nn }
-\def_new:Npn \int_zero:N  #1 {#1=\c_zero}
-\def_new:Npn \int_zero:c  #1 {\exp_args:Nc \int_zero:N}
-\def_new:Npn \int_gzero:N #1 {\pref_global:D #1=\c_zero}
-\def_new:Npn \int_gzero:c {\exp_args:Nc \int_gzero:N}
-\def_new:Npn \int_add:Nn #1#2{
-    \int_advance:w #1 by \int_eval:w #2\scan_stop:
-}
-\def_new:Npn\int_add:cn{\exp_args:Nc\int_add:Nn}
-\def_new:Npn \int_sub:Nn #1#2{
-    \int_advance:w #1-\int_eval:w #2\scan_stop:
-}
-\def_new:Npn \int_gadd:Nn {
- \pref_global:D
-   \int_add:Nn }
-\def_new:Npn \int_gsub:Nn {
- \pref_global:D
-   \int_sub:Nn }
-\def_new:Npn \int_gadd:cn{\exp_args:Nc\int_gadd:Nn}
-\def_new:Npn \int_sub:cn{\exp_args:Nc\int_sub:Nn}
-\def_new:Npn \int_gsub:cn{\exp_args:Nc\int_gsub:Nn}
-\let_new:NN \int_use:N \tex_the:D
-\def_new:Npn \int_use:c #1{\int_use:N \cs:w#1\cs_end:}
-\def_new:Npn \int_to_arabic:n #1{\int_to_number:w \int_eval:n{#1}}
-\def_new:Npn \int_roman_lcuc_mapping:Nnn #1#2#3{
-  \def:cpn {int_to_lc_roman_#1:}{#2}
-  \def:cpn {int_to_uc_roman_#1:}{#3}
-}
-\int_roman_lcuc_mapping:Nnn i i I
-\int_roman_lcuc_mapping:Nnn v v V
-\int_roman_lcuc_mapping:Nnn x x X
-\int_roman_lcuc_mapping:Nnn l l L
-\int_roman_lcuc_mapping:Nnn c c C
-\int_roman_lcuc_mapping:Nnn d d D
-\int_roman_lcuc_mapping:Nnn m m M
-\int_roman_lcuc_mapping:Nnn Q \use_none:nn \use_none:nn
-\def_new:Npn \int_to_roman:n #1 {
-  \exp_after:NN \int_to_roman_lcuc:NN \exp_after:NN l
-    \int_to_roman:w \int_eval:n {#1} Q
-}
-\def_new:Npn \int_to_Roman:n #1 {
-  \exp_after:NN \int_to_roman_lcuc:NN \exp_after:NN u
-    \int_to_roman:w \int_eval:n {#1} Q
-}
-\def_new:Npn \int_to_roman_lcuc:NN #1#2{
-  \cs_use:c {int_to_#1c_roman_#2:}
-  \int_to_roman_lcuc:NN #1
-}
-\def:Npn \int_convert_number_with_rule:nnN #1#2#3{
-  \int_compare:nNnTF {#1}>{#2}
-  {
-    \exp_args:No \int_convert_number_with_rule:nnN
-      { \int_use:N\int_div_truncate:nn {#1-1}{#2} }{#2}
-      #3
-    \exp_args:No #3 { \int_use:N\int_eval:n{1+\int_mod:nn {#1-1}{#2}} }
-  }
-  { \exp_args:No #3{ \int_use:N\int_eval:n{#1} } }
-}
-\def_new:Npn \int_alph_default_conversion_rule:n #1{
-  \if_case:w #1
-    \or: a\or: b\or: c\or: d\or: e\or: f
-    \or: g\or: h\or: i\or: j\or: k\or: l
-    \or: m\or: n\or: o\or: p\or: q\or: r
-    \or: s\or: t\or: u\or: v\or: w\or: x
-    \or: y\or: z
-  \fi:
-}
-\def_new:Npn \int_Alph_default_conversion_rule:n #1{
-  \if_case:w #1
-    \or: A\or: B\or: C\or: D\or: E\or: F
-    \or: G\or: H\or: I\or: J\or: K\or: L
-    \or: M\or: N\or: O\or: P\or: Q\or: R
-    \or: S\or: T\or: U\or: V\or: W\or: X
-    \or: Y\or: Z
-  \fi:
-}
-\def_new:Npn \int_to_alph:n #1{
-  \int_convert_number_with_rule:nnN {#1}{26}
-    \int_alph_default_conversion_rule:n
-}
-\def_new:Npn \int_to_Alph:n #1{
-  \int_convert_number_with_rule:nnN {#1}{26}
-    \int_Alph_default_conversion_rule:n
-}
-\def_new:Npn \int_to_symbol:n #1{
-  \mode_if_math:TF
-  {
-    \int_convert_number_with_rule:nnN {#1}{9}
-      \int_symbol_math_conversion_rule:n
-  }
-  {
-    \int_convert_number_with_rule:nnN {#1}{9}
-      \int_symbol_text_conversion_rule:n
-  }
-}
-\def_new:Npn \int_symbol_math_conversion_rule:n #1 {
-  \if_case:w #1
-    \or: *
-    \or: \dagger
-    \or: \ddagger
-    \or: \mathsection
-    \or: \mathparagraph
-    \or: \|
-    \or: **
-    \or: \dagger\dagger
-    \or: \ddagger\ddagger
-  \fi:
-}
-\def_new:Npn \int_symbol_text_conversion_rule:n #1 {
-  \if_case:w #1
-    \or: \textasteriskcentered
-    \or: \textdagger
-    \or: \textdaggerdbl
-    \or: \textsection
-    \or: \textparagraph
-    \or: \textbardbl
-    \or: \textasteriskcentered\textasteriskcentered
-    \or: \textdagger\textdagger
-    \or: \textdaggerdbl\textdaggerdbl
-  \fi:
-}
-\int_new:N \l_tmpa_int
-\int_new:N \l_tmpb_int
-\int_new:N \l_tmpc_int
-\int_new:N \g_tmpa_int
-\int_new:N \g_tmpb_int
-\int_new:N \l_loop_int  % a variable for use in loops (whilenum etc)
-\let_new:NN \int_eval:n \num_eval:n
-\let_new:NN \int_eval:w \num_eval:w
-\const_new:Nn \c_max_int {2147483647}
-\def:Npn \int_pre_eval_one_arg:Nnn #1#2{\exp_args:No#1{\int_eval:w#2}}
-\def:Npn \int_pre_eval_two_args:Nnn #1#2#3{
-  \exp_args:Noo#1{\int_use:N\int_eval:w#2}{\int_use:N\int_eval:w#3}
-}
-\def_new:Npn \int_div_truncate:nn {
-  \int_pre_eval_two_args:Nnn\int_div_truncate_raw:nn
-}
-\def_new:Npn \int_div_truncate_raw:nn #1#2 {
-  \int_eval:w
-    \if_num:w \int_eval:w#1 = \c_zero
-      0
-    \else:
-      (#1
-      \if_num:w  \int_eval:w #1 < \c_zero
-        \if_num:w \int_eval:w#2 < \c_zero
-          -( #2 +
-        \else:
-          +( #2 -
-        \fi:
-      \else:
-        \if_num:w \int_eval:w #2 < \c_zero
-          +( #2 +
-        \else:
-          -( #2 -
-        \fi:
-      \fi:
-      1)/2)
-    \fi:
-    /(#2)
-  \scan_stop:
-}
-\def_new:Npn \int_div_round:nn {
-  \int_pre_eval_two_args:Nnn\int_div_round_raw:nn
-}
-\def_new:Npn \int_div_round_raw:nn #1#2 {\int_eval:n{#1/#2}}
-\def_new:Npn \int_mod:nn {\int_pre_eval_two_args:Nnn\int_mod_raw:nn}
-\def_new:Npn \int_mod_raw:nn #1#2 {
-  \int_eval:n{ #1 - \int_div_truncate_raw:nn {#1}{#2} * #2 }
-}
-\let_new:NN \int_compare:nNnTF \num_compare:nNnTF
-\let_new:NN \int_compare:nNnT \num_compare:nNnT
-\let_new:NN \int_compare:nNnF \num_compare:nNnF
-\let_new:NN \int_max_of:nn \num_max_of:nn
-\let_new:NN \int_min_of:nn \num_min_of:nn
-\let_new:NN \int_abs:nn \num_abs:nn
-\let_new:NN \int_compare_p:nNn \num_compare_p:nNn
-\def_new:Npn \int_if_odd_p:n #1 {
-  \if_num_odd:w \int_eval:n{#1}
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_test_function_new:npn {int_if_odd:n}#1{\if_num_odd:w \int_eval:n{#1}}
-\def_long_new:Npn \int_whiledo:nNnT #1#2#3#4{
-  \int_compare:nNnT {#1}#2{#3}{#4 \int_whiledo:nNnT {#1}#2{#3}{#4}}
-}
-\def_long_new:Npn \int_whiledo:nNnF #1#2#3#4{
-  \int_compare:nNnF {#1}#2{#3}{#4 \int_whiledo:nNnF {#1}#2{#3}{#4}}
-}
-\def_long_new:Npn \int_dowhile:nNnT #1#2#3#4{
-  #4 \int_compare:nNnT {#1}#2{#3}{\int_dowhile:nNnT {#1}#2{#3}{#4}}
-}
-\def_long_new:Npn \int_dowhile:nNnF #1#2#3#4{
-  #4 \int_compare:nNnF {#1}#2{#3}{\int_dowhile:nNnF {#1}#2{#3}{#4}}
-}
-\def_new:Npn \int_get_sign_and_digits:n #1{
-  \int_get_sign_and_digits_aux:nNNN {#1} \c_true \c_true \c_true
-}
-\def_new:Npn \int_get_sign:n #1{
-  \int_get_sign_and_digits_aux:nNNN {#1} \c_true \c_true \c_false
-}
-\def_new:Npn \int_get_digits:n #1{
-  \int_get_sign_and_digits_aux:nNNN {#1} \c_true \c_false \c_true
-}
-\def_new:Npn \int_get_sign_and_digits_aux:nNNN #1#2#3#4{
-  \tlist_if_head_eq_charcode:fNTF {#1} -
-  {
-    \bool_if:NTF #2
-    { \int_get_sign_and_digits_aux:oNNN {\use_none:n #1} \c_false #3#4 }
-    { \int_get_sign_and_digits_aux:oNNN {\use_none:n #1} \c_true  #3#4 }
-  }
-  {
-    \tlist_if_head_eq_charcode:fNTF {#1} +
-    { \int_get_sign_and_digits_aux:oNNN {\use_none:n #1} #2#3#4}
-    {
-      \bool_double_if:NNnnnn #3#4
-      { \bool_if:NF #2 - #1 }
-      { \bool_if:NF #2 -    }
-      { #1 }  {  }
-    }
-  }
-}
-\def_new:Npn \int_get_sign_and_digits_aux:oNNN{
-  \exp_args:No\int_get_sign_and_digits_aux:nNNN
-}
-\def:Npn \int_convert_from_base_ten:nn#1#2{
-  \num_compare:nNnTF {#1}<\c_zero
-  {
-    - \int_convert_from_base_ten_aux:non {}
-    { \int_use:N \int_eval:n {-#1} }
-  }
-  {
-    \int_convert_from_base_ten_aux:non {}
-    { \int_use:N \int_eval:n {#1} }
-  }
-  {#2}
-}
-\def_new:Npn \int_convert_from_base_ten_aux:nnn#1#2#3{
-  \num_compare:nNnTF {#2}<{#3}
-  { \int_convert_number_to_letter:n{#2} #1 }
-  {
-    \int_convert_from_base_ten_aux:fon
-    {
-      \int_convert_number_to_letter:n {\int_use:N\int_mod_raw:nn {#2}{#3}}
-      #1
-    }
-    {\int_use:N \int_div_truncate_raw:nn{#2}{#3}}
-    {#3}
-  }
-}
-\def:Npn \int_convert_from_base_ten_aux:non{
-  \exp_args:Nno\int_convert_from_base_ten_aux:nnn
-}
-\def:Npn \int_convert_from_base_ten_aux:fon{
-  \exp_args:Nfo\int_convert_from_base_ten_aux:nnn
-}
-\def:Npn \int_convert_number_to_letter:n #1{ \if_case:w \int_eval:w
-  #1-10\scan_stop: \exp_after:NN A \or: \exp_after:NN B \or:
-  \exp_after:NN C \or: \exp_after:NN D \or: \exp_after:NN E \or:
-  \exp_after:NN F \or: \exp_after:NN G \or: \exp_after:NN H \or:
-  \exp_after:NN I \or: \exp_after:NN J \or: \exp_after:NN K \or:
-  \exp_after:NN L \or: \exp_after:NN M \or: \exp_after:NN N \or:
-  \exp_after:NN O \or: \exp_after:NN P \or: \exp_after:NN Q \or:
-  \exp_after:NN R \or: \exp_after:NN S \or: \exp_after:NN T \or:
-  \exp_after:NN U \or: \exp_after:NN V \or: \exp_after:NN W \or:
-  \exp_after:NN X \or: \exp_after:NN Y \or: \exp_after:NN Z \else:
-  \use_arg_i_after_fi:nw{ #1 }\fi: }
-\def:Npn \int_convert_to_base_ten:nn #1#2 {
-  \int_use:N\int_eval:n{
-    \int_get_sign:n{#1}
-    \exp_args:Nf\int_convert_to_base_ten_aux:nn {\int_get_digits:n{#1}}{#2}
-  }
-}
-\def_new:Npn \int_convert_to_base_ten_aux:nn #1#2{
-  \int_convert_to_base_ten_auxi:nnN {0}{#2} #1 \q_nil
-}
-\def_new:Npn \int_convert_to_base_ten_auxi:nnN#1#2#3{
-  \quark_if_nil:NTF #3
-  {#1}
-  {\exp_args:No\int_convert_to_base_ten_auxi:nnN
-    {\int_use:N \int_eval:n{ #1*#2+\int_convert_letter_to_number:N #3} }
-    {#2}
-  }
-}
-\def:Npn \int_convert_letter_to_number:N #1{
-  \int_compare:nNnTF{`#1}<{58}{#1}
-  {
-    \int_eval:n{ `#1 -
-      \if:w\int_compare_p:nNn{`#1}<{91}
-      55
-      \else:
-      87
-      \fi:
-    }
-  }
-}
-%% File: l3clist.dtx Copyright (C) 2005-2006 Frank Mittelbach, LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3clist.dtx 725 2007-12-22 21:25:00Z mittelba $
-       {L3 Experimental comma separated lists}
-\def_new:Npn \clist_new:N #1{\tlp_new:Nn #1{}}
-\def_new:Npn \clist_new:c {\exp_args:Nc \clist_new:N}
-\let_new:NN \clist_clear:N \tlp_clear:N
-\let_new:NN \clist_clear:c \tlp_clear:c
-\let_new:NN \clist_gclear:N \tlp_gclear:N
-\let_new:NN \clist_gclear:c \tlp_gclear:c
-\let_new:NN \clist_set_eq:NN \let:NN
-\let_new:NN \clist_gset_eq:NN \glet:NN
-\def_new:Npn \clist_gset_eq:cN {\exp_args:Nc \clist_gset_eq:NN}
-\def_new:Npn \clist_gset_eq:Nc {\exp_args:NNc \clist_gset_eq:NN}
-\def_new:Npn \clist_gset_eq:cc {\exp_args:Ncc \clist_gset_eq:NN}
-\let_new:NN \clist_if_empty_p:N \tlp_if_empty_p:N
-\def_test_function_new:npn {clist_if_empty:N}#1{\if_meaning:NN#1\c_empty_tlp}
-\def_new:Npn \clist_if_empty:cTF {\exp_args:Nc\clist_if_empty:NTF}
-\def_new:Npn \clist_if_empty:cT {\exp_args:Nc\clist_if_empty:NT}
-\def_new:Npn \clist_if_empty:cF {\exp_args:Nc\clist_if_empty:NF}
-\def_new:Npn \clist_if_empty_err:N #1{
-  \if_meaning:NN#1\c_empty_tlp
-    \tlp_clear:N \l_testa_tlp % catch prefixes
-    \err_latex_bug:x{Empty~comma-list~`\token_to_string:N#1'}
-  \fi:}
-\let_new:NN \clist_if_eq:NNTF \tlp_if_eq:NNTF
-\def_new:Npn \clist_get:NN #1{
-  \clist_if_empty_err:N #1
-  \exp_after:NN\clist_get_aux:w #1,\q_stop}
-\def_new:Npn \clist_get_aux:w  #1,#2\q_stop #3{\tlp_set:Nn #3{#1}}
-\def_new:Npn \clist_get:cN {\exp_args:Nc \clist_get:NN}
-\def_new:Npn \clist_pop_aux:nnNN #1#2#3{
-  \clist_if_empty_err:N #3
-  \exp_after:NN\clist_pop_aux:w #3,\q_nil\q_stop #1#2#3}
-\def_new:Npn \clist_pop_aux:w  #1,#2\q_stop #3#4#5#6{
-   #4#6{#1}
-   #3#5{#2}
-   \quark_if_nil:NTF #5
-   { #3#5{} }
-   { \clist_pop_auxi:w #2 #3#5 }
-}
-\def_new:Npn\clist_pop_auxi:w #1,\q_nil #2#3  {#2#3{#1}}
-\def_new:Npn \clist_put_aux:NNnnNn #1#2#3#4#5#6{
-  \clist_if_empty:NTF#5 {#1 #5{#6}}
-  { \tlist_if_empty:nF {#6}{ #2 #5{#3#6#4} } }
-}
-\def_new:Npn \clist_put_left:Nn {
-  \clist_put_aux:NNnnNn \tlp_set:Nn \tlp_put_left:Nn {} ,
-}
-\def_new:Npn \clist_put_left:cn {\exp_args:Nc \clist_put_left:Nn}
-\def_new:Npn \clist_put_left:No {\exp_args:NNo\clist_put_left:Nn}
-\def_new:Npn \clist_put_left:Nx {\exp_args:Nnx\clist_put_left:Nn}
-\def_new:Npn \clist_gput_left:Nn {
-  \clist_put_aux:NNnnNn \tlp_gset:Nn \tlp_gput_left:Nn {} ,
-}
-\def_new:Npn \clist_put_right:Nn {
-  \clist_put_aux:NNnnNn \tlp_set:Nn \tlp_put_right:Nn , {}
-}
-\def_new:Npn \clist_put_right:cn {\exp_args:Nc \clist_put_right:Nn}
-\def_new:Npn \clist_put_right:No {\exp_args:Nno\clist_put_right:Nn}
-\def_new:Npn \clist_put_right:Nx {\exp_args:Nnx\clist_put_right:Nn}
-\def_new:Npn \clist_gput_right:Nn {
-  \clist_put_aux:NNnnNn \tlp_gset:Nn \tlp_gput_right:Nn , {}
-}
-\def_new:Npn \clist_gput_right:No {\exp_args:NNo \clist_gput_right:Nn}
-\def_new:Npn \clist_gput_right:cn {\exp_args:Nc  \clist_gput_right:Nn}
-\def_new:Npn \clist_gput_right:co {\exp_args:Nco \clist_gput_right:Nn}
-\def_new:Npn \clist_gput_right:cc {\exp_args:Ncc \clist_gput_right:Nn}
-\def_new:Npn \clist_gput_right:NC {\exp_args:NNC \clist_gput_right:Nn}
-\def_new:Npn \clist_map_function:NN #1#2{
-  \clist_if_empty:NF #1
-  {
-    \exp_after:NN \clist_map_function_aux:Nw
-    \exp_after:NN #2 #1 , \q_recursion_tail , \q_recursion_stop
-  }
-}
-\def_new:Npn \clist_map_function:cN{\exp_args:Nc\clist_map_function:NN}
-\def_new:Npn \clist_map_function:nN #1#2{
-  \tlist_if_blank:nF {#1}
-  { \clist_map_function_aux:Nw #2 #1 , \q_recursion_tail , \q_recursion_stop }
-}
-\def_new:Npn \clist_map_function_aux:Nw #1#2,{
-  \quark_if_recursion_tail_stop:n{#2}
-  #1{#2}
-  \clist_map_function_aux:Nw #1
-}
-\let_new:NN \clist_map_break:w \use_none_delimit_by_q_recursion_stop:w
-\int_new:N \l_clist_inline_level_int
-\def_new:Npn \clist_map_inline:Nn #1#2{
-  \clist_if_empty:NF #1
-  {
-    \int_incr:N \l_clist_inline_level_int
-    \def:cpn {clist_map_inline_ \int_use:N \l_clist_inline_level_int :n}
-    ##1{#2}
-    \exp_args:NcE \clist_map_function_aux:Nw
-    {clist_map_inline_ \int_use:N \l_clist_inline_level_int :n}
-    #1 , \q_recursion_tail , \q_recursion_stop
-    \int_decr:N \l_clist_inline_level_int
-  }
-}
-\def_new:Npn \clist_map_inline:cn{\exp_args:Nc\clist_map_inline:Nn}
-\def_new:Npn \clist_map_inline:nn #1#2{
-  \tlist_if_empty:nF {#1}
-  {
-    \int_incr:N \l_clist_inline_level_int
-    \def:cpn {clist_map_inline_ \int_use:N \l_clist_inline_level_int :n}
-    ##1{#2}
-    \exp_args:Nc \clist_map_function_aux:Nw
-    {clist_map_inline_ \int_use:N \l_clist_inline_level_int :n}
-    #1 , \q_recursion_tail , \q_recursion_stop
-    \int_decr:N \l_clist_inline_level_int
-  }
-}
-\def_new:Npn \clist_map_variable:nNn #1#2#3{
-  \tlist_if_empty:nF{#1}
-  {
-    \clist_map_variable_aux:Nnw #2 {#3} #1
-    , \q_recursion_tail , \q_recursion_stop
-  }
-}
-\def_new:Npn \clist_map_variable:NNn {\exp_args:No \clist_map_variable:nNn}
-\def_new:Npn \clist_map_variable:cNn {\exp_args:Nc \clist_map_variable:NNn}
-\def_new:Npn \clist_map_variable_aux:Nnw #1#2#3,{
-  \def:Npn #1{#3}
-  \quark_if_recursion_tail_stop:N #1
-  #2 \clist_map_variable_aux:Nnw #1{#2}
-}
-\def_new:Npn \clist_concat_aux:NNNN #1#2#3#4{
-  \toks_set:No \l_tmpa_toks {#3}
-  \toks_set:No \l_tmpb_toks {#4}
-  #1 #2 {
-    \toks_use:N \l_tmpa_toks
-    \toks_if_empty:NF \l_tmpa_toks {\toks_if_empty:NF \l_tmpb_toks ,}
-    \toks_use:N \l_tmpb_toks
-  }
-}
-\def_new:Npn \clist_concat:NNN {\clist_concat_aux:NNNN \tlp_set:Nx}
-\def_new:Npn \clist_gconcat:NNN {\clist_concat_aux:NNNN \tlp_gset:Nx}
-\def_new:Npn \clist_gconcat:NNc{\exp_args:Nnnc\clist_gconcat:NNN}
-\def_new:Npn \clist_gconcat:ccc{\exp_args:Nccc\clist_gconcat:NNN}
-\def:Npn \clist_remove_duplicates_aux:NN #1#2 {
-  \clist_clear:N \l_clist_remove_duplicates_clist
-  \clist_map_function:NN #2 \clist_remove_duplicates_aux:n
-  #1 #2 \l_clist_remove_duplicates_clist
-}
-\def:Npn \clist_remove_duplicates_aux:n #1 {
-  \clist_if_in:NnTF \l_clist_remove_duplicates_clist {#1} {}
-  {\clist_put_right:Nn \l_clist_remove_duplicates_clist {#1}}
-}
-\def_new:Npn \clist_remove_duplicates:N {
-  \clist_remove_duplicates_aux:NN \clist_set_eq:NN
-}
-\def_new:Npn \clist_gremove_duplicates:N {
-  \clist_remove_duplicates_aux:NN \clist_gset_eq:NN
-}
-\clist_new:N \l_clist_remove_duplicates_clist
-\def_new:Npn \clist_use:N #1 {
-  \if_meaning:NN #1 \scan_stop:
-    \err_latex_bug:x {Comma~list~ `\token_to_string:N #1'~
-                      has~ an~ erroneous~ structure!}
-  \else:
-    \exp_after:NN #1
-  \fi:
-}
-\def_new:Npn \clist_use:c {\exp_args:Nc \clist_use:N}
-\def_new:Npn \clist_if_in:NnTF #1#2{
-  \def:Npn \tmp:w ##1 ,#2, ##2##3\q_stop{
-    \if_meaning:NN\q_no_value##2
-      \exp_after:NN\use_arg_ii:nn
-    \else:
-      \exp_after:NN\use_arg_i:nn
-    \fi:
-  }
-  \exp_after:NN \tmp:w
-  \exp_after:NN , #1, #2, \q_no_value \q_stop
-}
-\def_new:Npn \clist_if_in:NoTF {\exp_args:NNo \clist_if_in:NnTF}
-\def_new:Npn \clist_if_in:coTF {\exp_args:Nco \clist_if_in:NnTF}
-\def_new:Npn \clist_if_in:cnTF {\exp_args:Nc \clist_if_in:NnTF}
-\let_new:NN \clist_push:Nn \clist_put_left:Nn
-\let_new:NN \clist_push:No \clist_put_left:No
-\let_new:NN \clist_push:cn \clist_put_left:cn
-\def_new:Npn \clist_pop:NN {\clist_pop_aux:nnNN \tlp_set:Nn \tlp_set:Nn}
-\def_new:Npn \clist_pop:cN {\exp_args:Nc \clist_pop:NN}
-\let_new:NN \clist_gpush:Nn \clist_gput_left:Nn
-\def_new:Npn \clist_gpush:No {\exp_args:NNo \clist_gpush:Nn}
-\def_new:Npn \clist_gpush:cn {\exp_args:Nc \clist_gpush:Nn}
-\def_new:Npn \clist_gpop:NN {\clist_pop_aux:nnNN \tlp_gset:Nn \tlp_set:Nn}
-\def_new:Npn \clist_gpop:cN {\exp_args:Nc \clist_gpop:NN}
-\let_new:NN \clist_top:NN \clist_get:NN
-\let_new:NN \clist_top:cN \clist_get:cN
-%% File: l3prop.dtx Copyright (C) 1990-2006 LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3prop.dtx 668 2007-09-27 15:54:23Z mittelba $
-          {L3 Experimental Property Lists}
-\quark_new:N\q_prop
-
-\def_new:Npn \prop_new:N #1{\toks_new:N #1}
-\def_new:Npn \prop_new:c {\exp_args:Nc \prop_new:N}
-\let_new:NN \prop_clear:N \toks_clear:N
-\def_new:Npn \prop_clear:c {\exp_args:Nc\prop_clear:N}
-\let_new:NN \prop_gclear:N \toks_gclear:N
-\def_new:Npn \prop_gclear:c {\exp_args:Nc\prop_gclear:N}
-\def_long_new:Npn \prop_split_aux:Nnn #1#2#3{
-  \def:Npn \tmp:w ##1\q_prop#2\q_prop##2##3\q_stop {#3{##1}{##2}{##3}}
-  \exp_after:NN\tmp:w \toks_use:N#1\q_prop#2\q_prop\q_no_value \q_stop
-}
-\def_long_new:NNn \prop_get:NnN 2{
-  \prop_split_aux:Nnn #1{#2}\prop_get_aux:w}
-\def_long_new:NNn \prop_get_aux:w 4{\tlp_set:Nx#4{\exp_not:n{#2}}}
-\def_new:Npn \prop_get:cnN { \exp_args:Nc \prop_get:NnN }
-\def_long_new:NNn \prop_gget:NnN 2{
-  \prop_split_aux:Nnn #1{#2}\prop_gget_aux:w}
-\def_new:Npn \prop_gget:NcN {\exp_args:NNc \prop_gget:NnN}
-\def_new:Npn \prop_gget:cnN {\exp_args:Nc \prop_gget:NnN}
-\def_long_new:NNn \prop_gget_aux:w 4{\tlp_gset:Nx#4{\exp_not:n{#2}}}
-\def_long_new:NNn \prop_get_gdel:NnN 3{
-  \prop_split_aux:Nnn #1{#2}{\prop_get_del_aux:w #3{\toks_gset:Nn #1}{#2}}}
-\def_long_new:NNn \prop_get_del_aux:w 6{
-  \tlp_set:Nx #1{\exp_not:n{#5}}
-  \quark_if_no_value:NF #1 {
-    \def:Npn \tmp:w ##1\q_prop#3\q_prop\q_no_value {#2{#4##1}}
-    \tmp:w #6}
-}
-\def_long_new:NNn \prop_put:Nnn 2{
-  \prop_split_aux:Nnn #1{#2}{
-    \prop_clear:N #1
-    \prop_put_aux:w {\toks_put_right:Nn #1}{#2}}
-}
-\def_new:Npn \prop_put:ccn {\exp_args:Ncc \prop_put:Nnn }
-
-\def_long_new:NNn \prop_gput:Nnn 2{
-  \prop_split_aux:Nnn #1{#2}{
-    \prop_gclear:N #1
-    \prop_put_aux:w {\toks_gput_right:Nn #1}{#2}}
-}
-
-\def_long_new:NNn \prop_put_aux:w 6{
-  #1{\q_prop#2\q_prop{#6}#3}
-  \tlist_if_empty:nF{#5}
-  {
-    \def:Npn \tmp:w ##1\q_prop#2\q_prop\q_no_value {#1{##1}}
-    \tmp:w #5
-  }
-}
-\def_new:Npn \prop_gput:Nno {\exp_args:NNno \prop_gput:Nnn}
-\def_new:Npn \prop_gput:Nnx {\exp_args:NNnx \prop_gput:Nnn}
-\def_new:Npn \prop_gput:Nox {\exp_args:NNox \prop_gput:Nnn}
-\def_new:Npn \prop_gput:Noo {\exp_args:NNoo \prop_gput:Nnn}
-\def_new:Npn \prop_gput:Ncn {\exp_args:NNc  \prop_gput:Nnn}
-\def_new:Npn \prop_gput:Ooo {\exp_args:NOoo \prop_gput:Nnn}
-\def_new:Npn \prop_gput:cnn {\exp_args:Nc   \prop_gput:Nnn}
-\def_new:Npn \prop_gput:ccn {\exp_args:Ncc  \prop_gput:Nnn}
-\def_new:Npn \prop_gput:cco {\exp_args:Ncco \prop_gput:Nnn}
-\def_new:Npn \prop_gput:ccx {\exp_args:Nccx \prop_gput:Nnn}
-\def_long_new:NNn \prop_del:Nn 2{
-  \prop_split_aux:Nnn #1{#2}{\prop_del_aux:w {\toks_set:Nn #1}{#2}}}
-\def_long_new:NNn \prop_gdel:Nn 2{
-  \prop_split_aux:Nnn #1{#2}{\prop_del_aux:w {\toks_gset:Nn #1}{#2}}}
-\def_long_new:NNn \prop_del_aux:w 5{
-   \def:Npn \tmp:w {#4}
-   \quark_if_no_value:NF \tmp:w
-     {\def:Npn \tmp:w ##1\q_prop#2\q_prop\q_no_value {#1{#3##1}}
-      \tmp:w #5}}
-\def_new:NNn \prop_if_in:NnTF 2{
-  \prop_split_aux:Nnn #1{#2}\prop_if_in_aux:w}
-\def_new:NNn \prop_if_in_aux:w 3{\quark_if_no_value:nFT {#2}}
-
-\def_new:Npn \prop_if_in:NoTF {\exp_args:NNo \prop_if_in:NnTF}
-\def_new:Npn \prop_if_in:ccTF {\exp_args:Ncc \prop_if_in:NnTF}
-\def_long_new:NNn \prop_gput_if_new:Nnn 2{
-  \prop_split_aux:Nnn #1{#2}{\prop_put_if_new_aux:w #1{#2}}}
-\def_long_new:NNn \prop_put_if_new_aux:w 6{
-  \tlist_if_empty:nT {#5}{#1{\q_prop#2\q_prop{#6}#3}}}
-\let_new:NN \prop_set_eq:NN  \toks_set_eq:NN
-\let_new:NN \prop_set_eq:Nc  \toks_set_eq:Nc
-\let_new:NN \prop_set_eq:cN  \toks_set_eq:cN
-\let_new:NN \prop_set_eq:cc  \toks_set_eq:cc
-\let_new:NN \prop_gset_eq:NN \toks_gset_eq:NN
-\let_new:NN \prop_gset_eq:Nc \toks_gset_eq:Nc
-\let_new:NN \prop_gset_eq:cN \toks_gset_eq:cN
-\let_new:NN \prop_gset_eq:cc \toks_gset_eq:cc
-\let_new:NN \prop_if_empty_p:N \toks_if_empty_p:N
-\let_new:NN \prop_if_empty_p:c \toks_if_empty_p:c
-\let_new:NN \prop_if_empty:NTF \toks_if_empty:NTF
-\let_new:NN \prop_if_empty:NT  \toks_if_empty:NT
-\let_new:NN \prop_if_empty:NF  \toks_if_empty:NF
-\let_new:NN \prop_if_empty:cTF \toks_if_empty:cTF
-\let_new:NN \prop_if_empty:cT  \toks_if_empty:cTF
-\let_new:NN \prop_if_empty:cF  \toks_if_empty:cF
-\def_new:NNn \prop_if_eq:NNTF 2 {
-  \tlist_if_eq:xxTF{\toks_use:N #1}{\toks_use:N #2}
-}
-\def_new:NNn \prop_if_eq:NNT 2 {
-  \tlist_if_eq:xxT{\toks_use:N #1}{\toks_use:N #2}
-}
-\def_new:NNn \prop_if_eq:NNF 2 {
-  \tlist_if_eq:xxF{\toks_use:N #1}{\toks_use:N #2}
-}
-\def_new:Npn \prop_if_eq:NcTF {\exp_args:NNc \prop_if_eq:NNTF}
-\def_new:Npn \prop_if_eq:NcT {\exp_args:NNc \prop_if_eq:NNT}
-\def_new:Npn \prop_if_eq:NcF {\exp_args:NNc \prop_if_eq:NNF}
-\def_new:Npn \prop_if_eq:cNTF {\exp_args:Nc \prop_if_eq:NNTF}
-\def_new:Npn \prop_if_eq:cNT {\exp_args:Nc \prop_if_eq:NNT}
-\def_new:Npn \prop_if_eq:cNF {\exp_args:Nc \prop_if_eq:NNF}
-\def_new:Npn \prop_if_eq:ccTF {\exp_args:Ncc \prop_if_eq:NNTF}
-\def_new:Npn \prop_if_eq:ccT {\exp_args:Ncc \prop_if_eq:NNT}
-\def_new:Npn \prop_if_eq:ccF {\exp_args:Ncc \prop_if_eq:NNF}
-\def_new:Npn \prop_map_function:NN #1#2{
-  \exp_after:NN \prop_map_function_aux:w
-  \exp_after:NN #2 \toks_use:N #1 \q_prop{}\q_prop \q_no_value \q_stop
-}
-\def_new:Npn \prop_map_function_aux:w #1\q_prop#2\q_prop#3{
-  \if:w \tlist_if_empty_p:n{#2}
-    \exp_after:NN \prop_map_break:w
-  \fi:
-  #1{#2}{#3}
-  \prop_map_function_aux:w #1
-}
-
-\def:Npn \prop_map_function:NN #1#2{
-  \exp_after:NN \prop_map_function_aux:w
-  \exp_after:NN #2 \toks_use:N #1 \q_prop \q_no_value \q_prop \q_no_value
-}
-\def:Npn \prop_map_function_aux:w #1\q_prop#2\q_prop#3{
-  \quark_if_no_value:nF{#2}
-    {
-     #1{#2}{#3}
-     \prop_map_function_aux:w #1
-    }
-}
-
-\def:Npn \prop_map_function:NN #1#2{
-    \exp_after:NN \prop_map_function_aux:w
-    \exp_after:NN #2 \toks_use:N #1 \q_prop \q_nil \q_prop \q_no_value \q_stop
-}
-\def:Npn \prop_map_function_aux:w #1\q_prop#2\q_prop#3{
-  \if_meaning:NN \q_nil #2
-    \exp_after:NN \prop_map_break:w
-  \fi:
-  #1{#2}{#3}
-  \prop_map_function_aux:w #1
-}
-
-
-\def_new:Npn \prop_map_function:cN {\exp_args:Nc \prop_map_function:NN }
-\def_new:Npn \prop_map_function:Nc {\exp_args:NNc \prop_map_function:NN }
-\def_new:Npn \prop_map_function:cc {\exp_args:Ncc \prop_map_function:NN}
-\num_new:N \l_prop_inline_level_num
-\def_new:Npn \prop_map_inline:Nn #1#2 {
-  \num_incr:N \l_prop_inline_level_num
-  \def_long:cpn {prop_map_inline_ \num_use:N \l_prop_inline_level_num :n}
-    ##1##2{#2}
-  \prop_map_function:Nc #1
-    {prop_map_inline_ \num_use:N \l_prop_inline_level_num :n}
-  \num_decr:N \l_prop_inline_level_num
-}
-\def_new:Npn \prop_map_inline:cN { \exp_args:Nc \prop_map_inline:NN }
-\let_new:NN \prop_map_break:w \use_none_delimit_by_q_stop:w
-\def:Npn \prop_put:NNn {\typeout{Warning:~name~
-                    changed~ to~ \string\prop_put:Nnn}\prop_put:Nnn}
-\def:Npn \prop_gput:NNn  {\typeout{Warning:~name~
-                    changed~ to~ \string\prop_gput:Nnn }\prop_gput:Nnn }
-\def:Npn \prop_gput:NNo  {\typeout{Warning:~name~
-                    changed~ to~ \string\prop_gput:Nno }\prop_gput:Nno }
-\def:Npn \prop_gput:cNn  {\typeout{Warning:~name~
-                    changed~ to~ \string\prop_gput:cnn }\prop_gput:cnn }
-\def:Npn \prop_gput_if_new:NNn  {\typeout{Warning:~name~
-                    changed~ to~ \string\prop_gput_if_new:Nnn }\prop_gput_if_new:Nnn }
-\def:Npn \prop_get:NNN  {\typeout{Warning:~name~
-                    changed~ to~ \string\prop_get:NnN }\prop_get:NnN }
-\def:Npn \prop_get:cNN  {\typeout{Warning:~name~
-                    changed~ to~ \string\prop_get:cnN }\prop_get:cnN }
-\def:Npn \prop_gget:NNN  {\typeout{Warning:~name~
-                    changed~ to~ \string\prop_gget:NnN }\prop_gget:NnN }
-\def:Npn \prop_gget:cNN  {\typeout{Warning:~name~
-                    changed~ to~ \string\prop_gget:cnN }\prop_gget:cnN }
-\def:Npn \prop_get_gdel:NNN  {\typeout{Warning:~name~
-                    changed~ to~ \string\prop_get_gdel:NnN }\prop_get_gdel:NnN }
-\def:Npn \prop_del:NN  {\typeout{Warning:~name~
-                    changed~ to~ \string\prop_del:Nn }\prop_del:Nn }
-\def:Npn \prop_gdel:NN  {\typeout{Warning:~name~
-                    changed~ to~ \string\prop_gdel:Nn }\prop_gdel:Nn }
-\def:Npn \prop_if_in:NNTF  {\typeout{Warning:~name~
-                    changed~ to~ \string\prop_if_in:NnTF }\prop_if_in:NnTF }
-%% File: l3token.dtx Copyright (C) 2005-2006 LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3token.dtx 701 2007-11-27 14:21:05Z morten $
-       {L3 Experimental token investigation and manipulation}
-\let_new:NN \char_set_catcode:w \tex_catcode:D
-\def_new:Npn \char_set_catcode:nn #1#2{
-  \char_set_catcode:w #1 = \int_eval:n{#2}
-}
-\def_new:Npn \char_value_catcode:w {\int_use:N\tex_catcode:D}
-\def_new:Npn \char_value_catcode:n #1{\char_value_catcode:w \int_eval:n{#1}}
-\def_new:Npn \char_show_value_catcode:w {\tex_showthe:D\tex_catcode:D}
-\def_new:Npn \char_show_value_catcode:n #1{
-  \char_show_value_catcode:w \int_eval:n{#1}}
-\let_new:NN \char_set_mathcode:w \tex_mathcode:D
-\def_new:Npn \char_set_mathcode:nn #1#2{
-  \char_set_mathcode:w #1 = \int_eval:n{#2}
-}
-\def_protected_new:Npn \char_gset_mathcode:w {\pref_global:D\tex_mathcode:D}
-\def_new:Npn \char_gset_mathcode:nn #1#2{
-  \char_gset_mathcode:w #1 = \int_eval:n{#2}
-}
-\def_new:Npn \char_value_mathcode:w {\int_use:N\tex_mathcode:D}
-\def_new:Npn \char_value_mathcode:n #1{\char_value_mathcode:w \int_eval:n{#1}}
-\def_new:Npn \char_show_value_mathcode:w {\tex_showthe:D\tex_mathcode:D}
-\def_new:Npn \char_show_value_mathcode:n #1{
-  \char_show_value_mathcode:w \int_eval:n{#1}}
-\let_new:NN \char_set_lccode:w \tex_lccode:D
-\def_new:Npn \char_set_lccode:nn #1#2{
-  \char_set_lccode:w #1 = \int_eval:n{#2}
-}
-\def_new:Npn \char_value_lccode:w {\int_use:N\tex_lccode:D}
-\def_new:Npn \char_value_lccode:n #1{\char_value_lccode:w \int_eval:n{#1}}
-\def_new:Npn \char_show_value_lccode:w {\tex_showthe:D\tex_lccode:D}
-\def_new:Npn \char_show_value_lccode:n #1{
-  \char_show_value_lccode:w \int_eval:n{#1}}
-\let_new:NN \char_set_uccode:w \tex_uccode:D
-\def_new:Npn \char_set_uccode:nn #1#2{
-  \char_set_uccode:w #1 = \int_eval:n{#2}
-}
-\def_new:Npn \char_value_uccode:w {\int_use:N\tex_uccode:D}
-\def_new:Npn \char_value_uccode:n #1{\char_value_uccode:w \int_eval:n{#1}}
-\def_new:Npn \char_show_value_uccode:w {\tex_showthe:D\tex_uccode:D}
-\def_new:Npn \char_show_value_uccode:n #1{
-  \char_show_value_uccode:w \int_eval:n{#1}}
-\let_new:NN \char_set_sfcode:w \tex_sfcode:D
-\def_new:Npn \char_set_sfcode:nn #1#2{
-  \char_set_sfcode:w #1 = \int_eval:n{#2}
-}
-\def_new:Npn \char_value_sfcode:w {\int_use:N\tex_uccode:D}
-\def_new:Npn \char_value_sfcode:n #1{\char_value_sfcode:w \int_eval:n{#1}}
-\def_new:Npn \char_show_value_sfcode:w {\tex_showthe:D\tex_sfcode:D}
-\def_new:Npn \char_show_value_sfcode:n #1{
-  \char_show_value_sfcode:w \int_eval:n{#1}}
-\def_new:Npn \token_new:Nn #1#2{\glet_new:NN #1#2}
-\let_new:NN \c_group_begin_token {
-\let_new:NN \c_group_end_token }
-\group_begin:
-\char_set_catcode:nn{`\*}{3}
-\token_new:Nn \c_math_shift_token {*}
-\char_set_catcode:nn{`\*}{4}
-\token_new:Nn \c_alignment_tab_token {*}
-\token_new:Nn \c_parameter_token {#}
-\token_new:Nn \c_math_superscript_token {^}
-\char_set_catcode:nn{`\*}{8}
-\token_new:Nn \c_math_subscript_token {*}
-\token_new:Nn \c_space_token {~}
-\token_new:Nn \c_letter_token {a}
-\token_new:Nn \c_other_char_token {1}
-\char_set_catcode:nn{`\*}{13}
-\token_new:Nn \c_active_char_token {*}
-\group_end:
-\def_new:Npn \token_if_group_begin_p:N #1{
-  \if_catcode:w \exp_not:N #1\c_group_begin_token
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_test_function_new:npn {token_if_group_begin:N} #1{
-  \if:w\token_if_group_begin_p:N #1}
-\def_new:Npn \token_if_group_end_p:N #1{
-  \if_catcode:w \exp_not:N #1\c_group_end_token
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_test_function_new:npn {token_if_group_end:N} #1{
-  \if:w\token_if_group_end_p:N #1}
-\def_new:Npn \token_if_math_shift_p:N #1{
-  \if_catcode:w \exp_not:N #1\c_math_shift_token
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_test_function_new:npn {token_if_math_shift:N} #1{
-  \if:w\token_if_math_shift_p:N#1}
-\def_new:Npn \token_if_alignment_tab_p:N #1{
-  \if_catcode:w \exp_not:N #1\c_alignment_tab_token
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_test_function_new:npn {token_if_alignment_tab:N} #1{
-  \if:w\token_if_alignment_tab_p:N#1}
-\def_new:Npn \token_if_parameter_p:N #1{
-  \exp_after:NN\if_catcode:w \cs:w c_parameter_token\cs_end:\exp_not:N #1
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_test_function_new:npn {token_if_parameter:N} #1{
-  \if:w\token_if_parameter_p:N#1}
-\def_new:Npn \token_if_math_superscript_p:N #1{
-  \if_catcode:w \exp_not:N #1\c_math_superscript_token
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_test_function_new:npn {token_if_math_superscript:N} #1{
-  \if:w\token_if_math_superscript_p:N #1}
-\def_new:Npn \token_if_math_subscript_p:N #1{
-  \if_catcode:w \exp_not:N #1\c_math_subscript_token
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_test_function_new:npn {token_if_math_subscript:N} #1{
-  \if:w\token_if_math_subscript_p:N #1}
-\def_new:Npn \token_if_space_p:N #1{
-  \if_catcode:w \exp_not:N #1\c_space_token
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_test_function_new:npn {token_if_space:N} #1{
-  \if:w\token_if_space_p:N #1}
-\def_new:Npn \token_if_letter_p:N #1{
-  \if_catcode:w \exp_not:N #1\c_letter_token
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_test_function_new:npn {token_if_letter:N} #1{
-  \if:w\token_if_letter_p:N #1}
-\def_new:Npn \token_if_other_char_p:N #1{
-  \if_catcode:w \exp_not:N #1\c_other_char_token
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_test_function_new:npn {token_if_other_char:N} #1{
-  \if:w\token_if_other_char_p:N #1}
-\def_new:Npn \token_if_active_char_p:N #1{
-  \if_catcode:w \exp_not:N #1\c_active_char_token
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_test_function_new:npn {token_if_active_char:N} #1{
-  \if:w\token_if_active_char_p:N #1}
-\def_new:Npn \token_if_eq_meaning_p:NN #1#2 {
-  \if_meaning:NN  #1  #2
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_test_function_new:npn {token_if_eq_meaning:NN}#1#2{
-  \if_meaning:NN  #1  #2}
-\def_new:Npn \token_if_eq_catcode_p:NN #1#2 {
-  \if_catcode:w \exp_not:N #1 \exp_not:N #2
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_test_function_new:npn {token_if_eq_catcode:NN}#1#2{
-  \if:w\token_if_eq_catcode_p:NN#1#2}
-\def_new:Npn \token_if_charcode_eq_p:NN #1#2 {
-  \if_charcode:w \exp_not:N #1 \exp_not:N #2
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_test_function_new:npn {token_if_eq_charcode:NN}#1#2{
-  \if:w\token_if_eq_charcode_p:NN#1#2}
-\def_new:Npn \token_if_macro_p:N #1 {
-  \exp_after:NN \token_if_macro_p_aux:w \token_to_meaning:N #1 -> \q_nil
-}
-\def_new:Npn \token_if_macro_p_aux:w #1 -> #2 \q_nil{
-  \if:w \tlist_if_empty_p:n{#2} \c_false \else: \c_true \fi:
-}
-\def_test_function_new:npn {token_if_macro:N} #1{\if:w\token_if_macro_p:N#1}
-\def_new:Npn \token_if_cs_p:N {\token_if_eq_catcode_p:NN \scan_stop:}
-\def_test_function_new:npn {token_if_cs:N} #1{
-  \if:w \token_if_eq_catcode_p:NN \scan_stop: #1}
-\def_new:Npn \token_if_expandable_p:N #1{
-  \exp_after:NN \if_token_eq:NN \exp_not:N #1 \scan_stop:
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_test_function_new:npn {token_if_expandable:N} #1{
-  \if:w\token_if_expandable_p:N#1}
-\group_begin:
-  \char_set_lccode:nn {`\X}{`\n}
-  \char_set_lccode:nn {`\Y}{`\t}
-  \char_set_lccode:nn {`\Z}{`\d}
-  \char_set_lccode:nn {`\?}{`\\}
-  \tlist_map_inline:nn{\X\Y\Z\M\T\C\H\A\R\O\U\S\K\I\P\L\G\P\E}
-    {\char_set_catcode:nn {`#1}{12}}
-\tlist_to_lowercase:n{
-  \group_end:
-\def_new:Npn \token_if_chardef_p:N #1 {
-  \exp_after:NN \token_if_chardef_p_aux:w
-  \token_to_meaning:N #1?CHAR"\q_nil
-}
-\def_new:Npn \token_if_chardef_p_aux:w #1?CHAR"#2\q_nil{
-  \tlist_if_empty_p:n{#1}
-}
-\def_new:Npn \token_if_mathchardef_p:N #1 {
-  \exp_after:NN \token_if_mathchardef_p_aux:w
-  \token_to_meaning:N #1?MAYHCHAR"\q_nil
-}
-\def_new:Npn \token_if_mathchardef_p_aux:w #1?MAYHCHAR"#2\q_nil{
-  \tlist_if_empty_p:n{#1}
-}
-\def:Npn \token_if_int_register_p:N #1{
-  \if_meaning:NN \tex_countdef:D #1
-    \c_false
-  \else:
-    \exp_after:NN \token_if_int_register_p_aux:w
-      \token_to_meaning:N #1?COUXY\q_nil
-  \fi:
-}
-\def_new:Npn \token_if_int_register_p_aux:w #1?COUXY#2\q_nil{
-  \tlist_if_empty_p:n{#1}
-}
-\def:Npn \token_if_skip_register_p:N #1{
-  \if_meaning:NN \tex_skipdef:D #1
-  \c_false
-  \else:
-  \exp_after:NN \token_if_skip_register_p_aux:w
-  \token_to_meaning:N #1?SKIP\q_nil
-  \fi:
-}
-\def_new:Npn \token_if_skip_register_p_aux:w #1?SKIP#2\q_nil{
-  \tlist_if_empty_p:n{#1}
-}
-\def:Npn \token_if_dim_register_p:N #1{
-  \if_meaning:NN \tex_dimendef:D #1
-    \c_false
-  \else:
-    \exp_after:NN \token_if_dim_register_p_aux:w
-    \token_to_meaning:N #1?ZIMEX\q_nil
-  \fi:
-}
-\def_new:Npn \token_if_dim_register_p_aux:w #1?ZIMEX#2\q_nil{
-  \tlist_if_empty_p:n{#1}
-}
-\def:Npn \token_if_toks_register_p:N #1{
-  \if_meaning:NN \tex_toksdef:D #1
-    \c_false
-  \else:
-    \exp_after:NN \token_if_toks_register_p_aux:w
-    \token_to_meaning:N #1?YOKS\q_nil
-  \fi:
-}
-\def_new:Npn \token_if_toks_register_p_aux:w #1?YOKS#2\q_nil{
-  \tlist_if_empty_p:n{#1}
-}
-\def_new:Npn \token_if_protected_macro_p:N #1 {
-  \exp_after:NN \token_if_protected_macro_p_aux:w
-  \token_to_meaning:N #1?PROYECYEZ~MACRO\q_nil
-}
-\def_new:Npn \token_if_protected_macro_p_aux:w #1?PROYECYEZ~MACRO#2\q_nil{
-  \tlist_if_empty_p:n{#1}
-}
-\def_new:Npn \token_if_long_macro_p:N #1 {
-  \exp_after:NN \token_if_long_macro_p_aux:w
-  \token_to_meaning:N #1?LOXG~MACRO\q_nil
-}
-\def_new:Npn \token_if_long_macro_p_aux:w #1?LOXG~MACRO#2\q_nil{
-  \tlist_if_empty_p:n{#1}
-}
-\def_new:Npn \token_if_protected_long_macro_p:N #1 {
-  \exp_after:NN \token_if_protected_long_macro_p_aux:w
-  \token_to_meaning:N #1?PROYECYEZ~?LOXG~MACRO\q_nil
-}
-\def_new:Npn \token_if_protected_long_macro_p_aux:w #1
-  ?PROYECYEZ~?LOXG~MACRO#2\q_nil{
-  \tlist_if_empty_p:n{#1}
-}
-}
-\def_test_function_new:npn {token_if_chardef:N} {\if:w \token_if_chardef_p:N}
-\def_test_function_new:npn {token_if_mathchardef:N} {
-  \if:w \token_if_mathchardef_p:N}
-\def_test_function_new:npn {token_if_long_macro:N} {
-  \if:w \token_if_long_macro_p:N}
-\def_test_function_new:npn {token_if_protected_macro:N} {
-  \if:w \token_if_protected_macro_p:N}
-\def_test_function_new:npn {token_if_protected_long_macro:N} {
-  \if:w \token_if_protected_long_macro_p:N}
-\def_test_function_new:npn {token_if_dim_register:N} {
-  \if:w \token_if_dim_register_p:N}
-\def_test_function_new:npn {token_if_skip_register:N} {
-  \if:w \token_if_skip_register_p:N}
-\def_test_function_new:npn {token_if_int_register:N} {
-  \if:w \token_if_int_register_p:N}
-\def_test_function_new:npn {token_if_toks_register:N} {
-  \if:w \token_if_toks_register_p:N}
-\group_begin:
-\char_set_lccode:nn {`\?}{`\:}
-\char_set_catcode:nn{`\M}{12}
-\char_set_catcode:nn{`\A}{12}
-\char_set_catcode:nn{`\C}{12}
-\char_set_catcode:nn{`\R}{12}
-\char_set_catcode:nn{`\O}{12}
-\tlist_to_lowercase:n{
-  \group_end:
-  \def_new:Npn \token_get_prefix_arg_replacement_aux:w #1MACRO?#2->#3\q_nil#4{
-    #4{#1}{#2}{#3}
-  }
-  \def_new:Npn\token_get_prefix_spec:N #1{
-    \token_if_macro:NTF #1{
-      \exp_after:NN \token_get_prefix_arg_replacement_aux:w
-      \token_to_meaning:N #1\q_nil\use_arg_i:nnn
-    }{\scan_stop:}
-  }
-  \def_new:Npn\token_get_arg_spec:N #1{
-    \token_if_macro:NTF #1{
-      \exp_after:NN \token_get_prefix_arg_replacement_aux:w
-      \token_to_meaning:N #1\q_nil\use_arg_ii:nnn
-    }{\scan_stop:}
-  }
-  \def_new:Npn\token_get_replacement_spec:N #1{
-    \token_if_macro:NTF #1{
-      \exp_after:NN \token_get_prefix_arg_replacement_aux:w
-      \token_to_meaning:N #1\q_nil\use_arg_iii:nnn
-    }{\scan_stop:}
-  }
-}
-\def_new:Npn \token_if_primitive_p:N #1{
-  \if:w \token_if_cs_p:N #1\scan_stop:
-    \if:w \token_if_macro_p:N #1
-      \c_false
-    \else:
-      \token_if_primitive_p_aux:N #1
-    \fi:
-  \else:
-    \if:w \token_if_active_p:N #1
-      \if:w \token_if_macro_p:N #1
-        \c_false
-      \else:
-        \token_if_primitive_p_aux:N #1
-      \fi:
-    \else:
-      \c_false
-    \fi:
-  \fi:
-}
-\def_new:Npn \token_if_primitive_p_aux:N #1{
-  \if:w \token_if_chardef_p:N #1 \c_false
-  \else:
-    \if:w \token_if_mathchardef_p:N #1 \c_false
-    \else:
-      \if:w \token_if_int_register_p:N #1 \c_false
-      \else:
-        \if:w \token_if_skip_register_p:N #1 \c_false
-        \else:
-          \if:w \token_if_dim_register_p:N #1 \c_false
-          \else:
-            \if:w   \token_if_toks_register_p:N #1 \c_false
-            \else:
-              \c_true
-            \fi:
-          \fi:
-        \fi:
-      \fi:
-    \fi:
-  \fi:
-}
-\def_test_function_new:npn {token_if_primitive:N} #1{
-  \if:w\token_if_primitive_p:N#1}
-\token_new:Nn \l_peek_token {?}
-\token_new:Nn \g_peek_token {?}
-\token_new:Nn \l_peek_search_token {?}
-\def_new:Npn \peek_after:NN {\tex_futurelet:D \l_peek_token }
-\def_new:Npn \peek_gafter:NN {
-  \pref_global:D \tex_futurelet:D \g_peek_token
-}
-\tlp_new:Nn \l_peek_true_tlp {}
-\tlp_new:Nn \l_peek_false_tlp {}
-\def_new:Npn \peek_tmp:w{}
-\tlp_new:Nn \l_peek_search_tlp{}
-\def_long_new:Npn \peek_token_generic:NNTF #1#2#3#4{
-  \let:NN \l_peek_search_token #2
-  \tlp_set:Nn \l_peek_search_tlp {#2}
-  \tlp_set:Nx \l_peek_true_tlp {\exp_not:n{\group_align_safe_end: #3}}
-  \tlp_set:Nx \l_peek_false_tlp {\exp_not:n{\group_align_safe_end: #4}}
-  \group_align_safe_begin:
-    \peek_after:NN #1
-}
-\def_long_new:Npn \peek_token_remove_generic:NNTF #1#2#3#4{
-  \let:NN \l_peek_search_token #2
-  \tlp_set:Nn \l_peek_search_tlp {#2}
-  \tlp_set:Nx \l_peek_true_aux_tlp { \exp_not:n{ #3 } }
-  \tlp_set_eq:NN \l_peek_true_tlp \c_peek_true_remove_next_tlp
-  \tlp_set:Nx \l_peek_false_tlp {\exp_not:n{\group_align_safe_end: #4}}
-  \group_align_safe_begin:
-    \peek_after:NN #1
-}
-\tlp_new:Nn \l_peek_true_aux_tlp {}
-\tlp_new:Nn \c_peek_true_remove_next_tlp {\group_align_safe_end:
-  \tex_afterassignment:D \l_peek_true_aux_tlp \let:NN \peek_tmp:w
-}
-\def_new:Npn \peek_execute_branches_meaning: {
-  \if_meaning:NN \l_peek_token \l_peek_search_token
-    \exp_after:NN \l_peek_true_tlp
-  \else:
-    \exp_after:NN \l_peek_false_tlp
-  \fi:
-}
-\def_new:Npn \peek_execute_branches_catcode: {
-  \if_catcode:w \exp_not:N\l_peek_token \exp_not:N\l_peek_search_token
-    \exp_after:NN \l_peek_true_tlp
-  \else:
-    \exp_after:NN \l_peek_false_tlp
-  \fi:
-}
-\def_new:Npn \peek_execute_branches_charcode: {
-  \predicate:nTF {
-    \token_if_eq_catcode_p:NN \l_peek_token \c_group_begin_token ||
-    \token_if_eq_meaning_p:NN \l_peek_token \c_space_token
-  }
-  { \l_peek_false_tlp  }
-  { \exp_after:NN \peek_execute_branches_charcode_aux:NN \l_peek_search_tlp }
-}
-\def_long_new:Npn \peek_execute_branches_charcode_aux:NN #1#2{
-  \if_charcode:w \exp_not:N #1\exp_not:N#2
-    \exp_after:NN \l_peek_true_tlp
-  \else:
-    \exp_after:NN \l_peek_false_tlp
-  \fi:
-  #2
-}
-\def_new:Npn \peek_meaning:NTF {
-  \peek_token_generic:NNTF \peek_execute_branches_meaning:
-}
-\def_new:Npn \peek_meaning_ignore_spaces:NTF {
-  \let:NN \peek_execute_branches: \peek_execute_branches_meaning:
-  \peek_token_generic:NNTF \peek_ignore_spaces_execute_branches:
-}
-\def_new:Npn \peek_meaning_remove:NTF {
-  \peek_token_remove_generic:NNTF \peek_execute_branches_meaning:
-}
-\def_new:Npn \peek_meaning_remove_ignore_spaces:NTF {
-  \let:NN \peek_execute_branches: \peek_execute_branches_meaning:
-  \peek_token_remove_generic:NNTF \peek_ignore_spaces_execute_branches:
-}
-\def_new:Npn \peek_catcode:NTF {
-  \peek_token_generic:NNTF \peek_execute_branches_catcode:
-}
-\def_new:Npn \peek_catcode_ignore_spaces:NTF {
-  \let:NN \peek_execute_branches: \peek_execute_branches_catcode:
-  \peek_token_generic:NNTF \peek_ignore_spaces_execute_branches:
-}
-\def_new:Npn \peek_catcode_remove:NTF {
-  \peek_token_remove_generic:NNTF \peek_execute_branches_catcode:
-}
-\def_new:Npn \peek_catcode_remove_ignore_spaces:NTF {
-  \let:NN \peek_execute_branches: \peek_execute_branches_catcode:
-  \peek_token_remove_generic:NNTF \peek_ignore_spaces_execute_branches:
-}
-\def_new:Npn \peek_charcode:NTF {
-  \peek_token_generic:NNTF \peek_execute_branches_charcode:
-}
-\def_new:Npn \peek_charcode_ignore_spaces:NTF {
-  \let:NN \peek_execute_branches: \peek_execute_branches_charcode:
-  \peek_token_generic:NNTF \peek_ignore_spaces_execute_branches:
-}
-\def_new:Npn \peek_charcode_remove:NTF {
-  \peek_token_remove_generic:NNTF \peek_execute_branches_charcode:
-}
-
-\def_new:Npn \peek_charcode_remove_ignore_spaces:NTF {
-  \let:NN \peek_execute_branches: \peek_execute_branches_charcode:
-  \peek_token_remove_generic:NNTF \peek_ignore_spaces_execute_branches:
-}
-\def_new:Npn \peek_ignore_spaces_aux: {
-  \peek_after:NN \peek_ignore_spaces_execute_branches:
-}
-\def_new:Npn \peek_ignore_spaces_execute_branches: {
-  \token_if_eq_meaning:NNTF \l_peek_token \c_space_token
-  {  \tex_afterassignment:D \peek_ignore_spaces_aux:
-     \let:NN \peek_tmp:w
-  }
-  \peek_execute_branches:
-}
-%% File: l3vers.dtx Copyright (C) 1990-2005 LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3vers.dtx 621 2007-09-01 20:14:19Z morten $
-       {L3 Experimental LaTeX format version}
-\def:Npn\c_format_name{Experimental~ LaTeX3}
-\def:Npn\c_format_date{2007/09/01}
-\const_new:Nn \c_fmt_too_old{12}
-\def:Npn\chk_format_age:w #1/#2/#3\q_stop{
-  \num_compare:nNnT{(\tex_year:D-#1)*12+\tex_month:D-#2}>\c_fmt_too_old
-  {\iow_expanded_term:n{^^J
-  !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!^^J
-  !~~You~are~attempting~to~make~an~experimental~LaTeX3~format~from^^J
-  !~~source~files~that~are~more~than~
-     \num_value:w\num_eval:n{\c_fmt_too_old}~months~old.^^J
-  !^^J
-  !~~If~you~enter~~to~scroll~past~this~message~then~the~format^^J
-  !~~will~be~built,~but~please~consider~obtaining~newer~source~files^^J
-  !~~before~continuing~to~build~an~experimental~LaTeX3~format.^^J
-    !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!^^J
-  }
-  \tex_errhelp:D{
-    To~avoid~this~error~message,~obtain~new~Experimental~LaTeX3~sources.}
-  \tex_errmessage:D{
-    Experimental~LaTeX3~source~files~are~more~than~
-    \num_use:N\num_eval:n{\c_fmt_too_old}~months~old!}
-  }
-}
-\exp_after:NN\chk_format_age:w\c_format_date\q_stop
-\cs_gundefine:N \chk_format_age:w
-\tex_everyjob:D{\io_put_term:x{\c_format_name,~<\c_format_date>}}
-\io_put_term:x{\c_format_name,~<\c_format_date>}
-%% File: l3skip.dtx Copyright (C) 2005-2007 Frank Mittelbach, LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3skip.dtx 666 2007-09-27 15:53:26Z mittelba $
-       {L3 Experimental skip registers}
-\alloc_setup_type:nnn {skip} \c_zero \c_max_register_num
-\def_new:Npn\skip_new:N   #1 {\alloc_reg:NnNN g {skip} \tex_skipdef:D #1 }
-\def_new:Npn\skip_new_l:N #1 {\alloc_reg:NnNN l {skip} \tex_skipdef:D #1 }
-\def_new:Npn \skip_new:c {\exp_args:Nc \skip_new:N}
-\def_new:Npn \skip_set:Nn #1#2{#1\skip_eval:n{#2}
-}
-\def_new:Npn \skip_gset:Nn {
- \pref_global:D
-   \skip_set:Nn }
-\def_new:Npn \skip_set:cn {\exp_args:Nc \skip_set:Nn }
-\def_new:Npn \skip_gset:cn {\exp_args:Nc \skip_gset:Nn }
-\def_new:Npn \skip_zero:N #1{#1\c_zero_skip \scan_stop:
-}
-\def_new:Npn \skip_gzero:N {
- \pref_global:D
-   \skip_zero:N}
-\def_new:Npn \skip_zero:c  {\exp_args:Nc \skip_zero:N}
-\def_new:Npn \skip_gzero:c {\exp_args:Nc \skip_gzero:N}
-\def_new:Npn \skip_add:Nn #1#2{
-    \tex_advance:D#1 by \skip_eval:n{#2}
-}
-\def_new:Npn\skip_add:cn{\exp_args:Nc\skip_add:Nn}
-\def_new:Npn \skip_sub:Nn #1#2{
-    \tex_advance:D#1-\skip_eval:n{#2}
-}
-\def_new:Npn \skip_gadd:Nn {
- \pref_global:D
-   \skip_add:Nn }
-\def_new:Npn \skip_gsub:Nn {
- \pref_global:D
-   \skip_sub:Nn }
-\let_new:NN \skip_horizontal:N \tex_hskip:D
-\def_new:Npn \skip_horizontal:c {\exp_args:Nc\skip_horizontal:N}
-\def_new:Npn \skip_horizontal:n #1{\skip_horizontal:N \skip_eval:n{#1}}
-\let_new:NN \skip_vertical:N \tex_vskip:D
-\def_new:Npn \skip_vertital:c {\exp_args:Nc\skip_vertical:N}
-\def_new:Npn \skip_vertical:n #1{\skip_vertical:N \skip_eval:n{#1}}
-\let_new:NN \skip_use:N \tex_the:D
-\def_new:Npn \skip_use:c #1{\exp_args:Nc\skip_use:N}
-\def_new:Npn \skip_eval:n #1 {\etex_glueexpr:D #1 \scan_stop:}
-%%\chk_new_cs:N \l_tmpa_skip
-%%\tex_skipdef:D\l_tmpa_skip 255  %currently taken up by \skip@
-\skip_new:N \l_tmpa_skip
-\skip_new:N \l_tmpb_skip
-\skip_new:N \l_tmpc_skip
-\skip_new:N \g_tmpa_skip
-\skip_new:N \g_tmpb_skip
-\skip_new:N \c_zero_skip
-\skip_set:Nn \c_zero_skip {0pt}
-\skip_new:N \c_max_skip
-\skip_set:Nn \c_max_skip {16383.99999pt}
-\def_new:Npn \skip_infinite_glue:nTF #1{
-  \predicate:nTF {
-      \int_compare_p:nNn {\etex_gluestretchorder:D #1 } > \c_zero ||
-      \int_compare_p:nNn {\etex_glueshrinkorder:D #1 }  > \c_zero
-  }
-}
-\def_new:Npn \skip_split_finite_else_action:nnNN #1#2#3#4{
-  \skip_infinite_glue:nTF {#1}
-  {
-    #3 = \c_zero_skip
-    #4 = \c_zero_skip
-    #2
-  }
-  {
-    #3 = \etex_gluestretch:D #1 \scan_stop:
-    #4 = \etex_glueshrink:D  #1 \scan_stop:
-  }
-}
-\alloc_setup_type:nnn {dimen} \c_zero \c_max_register_num
-\def_new:Npn \dim_new:N   #1 {\alloc_reg:NnNN g {dimen} \tex_dimendef:D #1 }
-\def_new:Npn \dim_new_l:N #1 {\alloc_reg:NnNN l {dimen} \tex_dimendef:D #1 }
-\def_new:Npn \dim_new:c {\exp_args:Nc \dim_new:N}
-\def_new:Npn \dim_set:Nn #1#2{#1~ \dim_eval:n{#2}}
-\def_new:Npn \dim_gset:Nn {\pref_global:D \dim_set:Nn }
-\def_new:Npn \dim_set:cn {\exp_args:Nc \dim_set:Nn }
-\def_new:Npn \dim_set:Nc {\exp_args:NNc \dim_set:Nn }
-\def_new:Npn \dim_gset:cn {\exp_args:Nc \dim_gset:Nn }
-\def_new:Npn \dim_gset:Nc {\exp_args:NNc \dim_gset:Nn }
-\def_new:Npn \dim_gset:cc {\exp_args:Ncc \dim_gset:Nn }
-\def_new:Npn \dim_zero:N #1{#1\c_zero_skip}
-\def_new:Npn \dim_gzero:N {\pref_global:D \dim_zero:N}
-\def_new:Npn \dim_zero:c  {\exp_args:Nc \dim_zero:N}
-\def_new:Npn \dim_gzero:c {\exp_args:Nc \dim_gzero:N}
-\def_new:Npn \dim_add:Nn #1#2{
-    \tex_advance:D#1 by \dim_eval:n{#2}\scan_stop:
-}
-\def_new:Npn\dim_add:cn{\exp_args:Nc\dim_add:Nn}
-\def_new:Npn\dim_add:Nc{\exp_args:NNc\dim_add:Nn}
-\def_new:Npn \dim_gadd:Nn { \pref_global:D \dim_add:Nn }
-\def_new:Npn\dim_gadd:cn{\exp_args:Nc\dim_gadd:Nn}
-\def_new:Npn \dim_sub:Nn #1#2{\tex_advance:D#1-#2\scan_stop:}
-\def_new:Npn\dim_sub:cn{\exp_args:Nc\dim_sub:Nn}
-\def_new:Npn\dim_sub:Nc{\exp_args:NNc\dim_sub:Nn}
-\def_new:Npn \dim_gsub:Nn {\pref_global:D \dim_sub:Nn }
-\def_new:Npn\dim_gsub:cn{\exp_args:Nc\dim_gsub:Nn}
-\let_new:NN \dim_use:N \tex_the:D
-\def_new:Npn \dim_use:c {\exp_args:Nc\dim_use:N}
-\dim_new:N \l_tmpa_dim
-\dim_new:N \l_tmpb_dim
-\dim_new:N \l_tmpc_dim
-\dim_new:N \l_tmpd_dim
-\dim_new:N \g_tmpa_dim
-\dim_new:N \g_tmpb_dim
-\let_new:NN \c_zero_dim \c_zero_skip
-\let_new:NN \c_max_dim \c_max_skip
-\def_new:Npn \dim_eval:n #1 {\etex_dimexpr:D #1 \scan_stop:}
-\let_new:NN \if_dim:w \tex_ifdim:D
-\def_new:Npn \dim_compare:nNnTF #1#2#3{
-  \if_dim:w \dim_eval:n {#1} #2 \dim_eval:n {#3}
-    \exp_after:NN \use_arg_i:nn
-  \else:
-    \exp_after:NN \use_arg_ii:nn
-  \fi:
-}
-\def_new:Npn \dim_compare:nNnT #1#2#3{
-  \if_dim:w \dim_eval:n {#1} #2 \dim_eval:n {#3}
-    \exp_after:NN \use_arg_ii:nn
-  \fi:
-  \use_none:n
-}
-\def_new:Npn \dim_compare:nNnF #1#2#3{
-  \if_dim:w \dim_eval:n {#1} #2 \dim_eval:n {#3}
-    \exp_after:NN \use_none:n
-  \else:
-    \exp_after:NN \use_arg_i:n
-  \fi:
-}
-\def_new:Npn \dim_compare_p:nNn #1#2#3{
-  \if_dim:w \dim_eval:n {#1} #2 \dim_eval:n {#3}
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_new:Npn \dim_while:nNnT #1#2#3#4{
-  \dim_compare:nNnT {#1}#2{#3}{#4 \dim_while:nNnT {#1}#2{#3}{#4}}
-}
-\def_new:Npn \dim_while:nNnF #1#2#3#4{
-  \dim_compare:nNnF {#1}#2{#3}{#4 \dim_while:nNnF {#1}#2{#3}{#4}}
-}
-\def_new:Npn \dim_dowhile:nNnT #1#2#3#4{
-  #4 \dim_compare:nNnT {#1}#2{#3}{\dim_dowhile:nNnT {#1}#2{#3}{#4}}
-}
-\def_new:Npn \dim_dowhile:nNnF #1#2#3#4{
-  #4 \dim_compare:nNnF {#1}#2{#3}{\dim_dowhile:nNnF {#1}#2{#3}{#4}}
-}
-\alloc_setup_type:nnn {muskip} \c_zero \c_max_register_num
-\def_new:Npn \muskip_new:N   #1{\alloc_reg:NnNN g {muskip} \tex_muskipdef:D #1}
-\def_new:Npn \muskip_new_l:N #1{\alloc_reg:NnNN l {muskip} \tex_muskipdef:D #1}
-\def_new:Npn \muskip_set:Nn#1#2{#1\etex_muexpr:D#2\scan_stop:}
-\def_new:Npn \muskip_gset:Nn{\pref_global:D\muskip_set:Nn}
-\def_new:Npn \muskip_add:Nn#1#2{\tex_advance:D#1\etex_muexpr:D#2\scan_stop:}
-\def_new:Npn \muskip_gadd:Nn{\pref_global:D\muskip_add:Nn}
-\def_new:Npn \muskip_sub:Nn#1#2{\tex_advance:D#1-\etex_muexpr:D#2\scan_stop:}
-\def_new:Npn \muskip_gsub:Nn{\pref_global:D\muskip_sub:Nn}
-%% File: l3toks.dtx Copyright (C) 1990-2006 LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3toks.dtx 728 2008-01-01 16:11:58Z morten $
-          {L3 Experimental Token Registers}
-\alloc_setup_type:nnn {toks} \c_zero \c_max_register_num
-\def_new:Npn \toks_new:N   #1{\alloc_reg:NnNN g {toks} \tex_toksdef:D #1}
-\def_new:Npn \toks_new_l:N #1{\alloc_reg:NnNN l {toks} \tex_toksdef:D #1}
-\def_new:Npn \toks_new:c {\exp_args:Nc\toks_new:N}
-\def_new:Npn \toks_clear:N #1{#1\c_empty_toks
-}
-\def_new:Npn \toks_gclear:N {
- \pref_global:D
-   \toks_clear:N}
-\let_new:NN \toks_use:N \the_internal:D
-\def_new:Npn \toks_use:c {\exp_args:Nc\toks_use:N}
-\def_new:Npn \toks_use_clear:N#1{
-   \exp_after:NN
-     \toks_clear:N
-   \exp_after:NN
-        #1
-     \toks_use:N#1}
-\def_new:Npn \toks_use_gclear:N{
- \pref_global:D
-   \toks_use_clear:N}
-\def_new:Npn \toks_put_left:Nn #1{
-  \exp_after:NN\toks_put_left_aux:w\exp_after:NN\q_mark
-                        \toks_use:N #1\q_stop #1}
-\def_new:Npn \toks_put_left:No {\exp_args:NNo \toks_put_left:Nn}
-\def_new:Npn \toks_gput_left:Nn {
- \pref_global:D
-   \toks_put_left:Nn}
-\def_new:Npn \toks_gput_left:Nx {\exp_args:NNx \toks_gput_left:Nn}
-\def_long_new:Npn \toks_put_left_aux:w #1\q_stop #2#3{
-  #2\exp_after:NN{\use_arg_i:nn{#3}#1}
-}
-\def_long_new:Npn \toks_put_right:Nn #1#2{#1\exp_after:NN{\toks_use:N #1#2}
-}
-\def_new:Npn \toks_gput_right:Nn {
- \pref_global:D
-   \toks_put_right:Nn}
-\def_long_new:Npn\toks_put_right:No#1#2{#1\exp_after:NN\exp_after:NN
-\exp_after:NN{\exp_after:NN\toks_use:N\exp_after:NN #1#2}}
-\def_long_new:Npn\toks_put_right:Nd#1#2{
-  \exp_after:NN\toks_put_right:No\exp_after:NN#1\exp_after:NN{#2}}
-\def_long_new:Npn \toks_put_right:Nf #1#2{
-  #1\exp_after:NN\exp_after:NN\exp_after:NN{
-    \exp_after:NN\toks_use:N\exp_after:NN #1\int_to_roman:w -`0#2}}
-\def_new:Npn \toks_put_right:Nx {\exp_args:NNx \toks_put_right:Nn }
-\def_new:Npn \toks_gput_right:No {\exp_args:NNo\toks_gput_right:Nn}
-\def_new:Npn \toks_gput_right:Nx {\exp_args:NNx\toks_gput_right:Nn}
- \let_new:NN \toks_set:Nn\use_noop:
- \def_long_new:Npn \toks_set:No#1#2{#1\exp_after:NN{#2}}
- \def_long_new:Npn \toks_set:Nd#1#2{
- #1\exp_after:NN\exp_after:NN\exp_after:NN{#2}}
-\def_new:Npn \toks_set:Nx {\exp_args:NNx \toks_set:Nn}
-\def_long_new:Npn\toks_set:Nf #1#2{
-  #1\exp_after:NN{\int_to_roman:w -`0#2}}
-\def_new:Npn \toks_set:cf {\exp_args:Nc\toks_set:Nf}
-\def_new:Npn \toks_set:cn {\exp_args:Nc\toks_set:Nn}
-\def_new:Npn \toks_set:co {\exp_args:Nc\toks_set:No}
-\def_new:Npn \toks_set:cx {\exp_args:Nc\toks_set:Nx}
- \let_new:NN \toks_gset:Nn\pref_global:D
-\def_new:Npn \toks_gset:No {\exp_args:NNo \toks_gset:Nn}
-\def_new:Npn \toks_gset:Nx {\exp_args:NNx \toks_gset:Nn}
-\def_new:Npn \toks_gset:cn {\exp_args:Nc \toks_gset:Nn}
-\def_new:Npn \toks_gset:co {\exp_args:Nc \toks_gset:No}
-\def_new:Npn \toks_gset:cx {\exp_args:Nc \toks_gset:Nx}
- \let_new:NN \toks_set_eq:NN  \use_noop:
- \let_new:NN \toks_gset_eq:NN \pref_global:D
-\def_new:Npn \toks_set_eq:Nc {\exp_args:NNc\toks_set_eq:NN}
-\def_new:Npn \toks_set_eq:cN {\exp_args:Nc\toks_set_eq:NN}
-\def_new:Npn \toks_set_eq:cc {\exp_args:Ncc\toks_set_eq:NN}
-\def_new:Npn \toks_gset_eq:Nc {\exp_args:NNc\toks_gset_eq:NN}
-\def_new:Npn \toks_gset_eq:cN {\exp_args:Nc\toks_gset_eq:NN}
-\def_new:Npn \toks_gset_eq:cc {\exp_args:Ncc\toks_gset_eq:NN}
-\def_new:Npn\toks_if_empty_p:N#1{
-  \if:w \tlist_if_empty_p:o{\toks_use:N #1}
-    \c_true
-  \else:
-    \c_false
-  \fi:
-}
-\def_test_function_new:npn{toks_if_empty:N}#1{\if:w \toks_if_empty_p:N #1}
-\def_new:Npn\toks_if_empty:cTF{\exp_args:Nc\toks_if_empty:NTF}
-\def_new:Npn\toks_if_empty:cT{\exp_args:Nc\toks_if_empty:NT}
-\def_new:Npn\toks_if_empty:cF{\exp_args:Nc\toks_if_empty:NF}
-\def_new:NNn \toks_if_eq:NNTF 2 {
-  \tlist_if_eq:xxTF{\toks_use:N #1}{\toks_use:N #2}
-}
-\def_new:NNn \toks_if_eq:NNT 2 {
-  \tlist_if_eq:xxT{\toks_use:N #1}{\toks_use:N #2}
-}
-\def_new:NNn \toks_if_eq:NNF 2 {
-  \tlist_if_eq:xxF{\toks_use:N #1}{\toks_use:N #2}
-}
-\def_new:Npn \toks_if_eq:NcTF {\exp_args:NNc \toks_if_eq:NNTF}
-\def_new:Npn \toks_if_eq:NcT {\exp_args:NNc \toks_if_eq:NNT}
-\def_new:Npn \toks_if_eq:NcF {\exp_args:NNc \toks_if_eq:NNF}
-\def_new:Npn \toks_if_eq:cNTF {\exp_args:Nc \toks_if_eq:NNTF}
-\def_new:Npn \toks_if_eq:cNT {\exp_args:Nc \toks_if_eq:NNT}
-\def_new:Npn \toks_if_eq:cNF {\exp_args:Nc \toks_if_eq:NNF}
-\def_new:Npn \toks_if_eq:ccTF {\exp_args:Ncc \toks_if_eq:NNTF}
-\def_new:Npn \toks_if_eq:ccT {\exp_args:Ncc \toks_if_eq:NNT}
-\def_new:Npn \toks_if_eq:ccF {\exp_args:Ncc \toks_if_eq:NNF}
-\def_new:NNn \toks_if_eq_p:NN 2 {
-  \tlist_if_eq_p:xx {\toks_use:N #1} {\toks_use:N #2}
-}
-\def_new:Npn \toks_if_eq_p:cN {\exp_args:Nc \toks_if_eq_p:NN}
-\def_new:Npn \toks_if_eq_p:Nc {\exp_args:NNc \toks_if_eq_p:NN}
-\def_new:Npn \toks_if_eq_p:cc {\exp_args:Ncc \toks_if_eq_p:NN}
-\tex_toksdef:D \l_tmpa_toks = 255
-\seq_put_right:Nn \g_toks_allocation_seq {255}
-\toks_new:N \l_tmpb_toks
-\toks_new:N \l_tmpc_toks
-\toks_new:N \g_tmpa_toks
-\toks_new:N \g_tmpb_toks
-\toks_new:N \g_tmpc_toks
-\toks_new:N \c_empty_toks
-\def_new:Npn \toks_remove_extra_brace_group:N #1{
-  \exp_after:NN \toks_remove_extra_brace_group_aux:NNw
-  \exp_after:NN \toks_set:Nn \exp_after:NN #1
-  \toks_use:N#1\q_nil
-}
-\def_long_new:Npn\toks_remove_extra_brace_group_aux:NNw #1#2#3\q_nil{#1#2{#3}}
-%% File: l3messages.dtx Copyright (C) 1990-2007 LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3messages.dtx 673 2007-09-28 20:50:33Z mittelba $
-          {L3 Experimental LaTeX Messages module}
-\tlp_new:Nn \g_file_curr_name_tlp {no~file}
-\let_new:NN \err_message:x \tex_errmessage:D
-\def_new:Npn \text_put_sp: {~}
-\def_new:Npn \text_put_four_sp: {\text_put_sp: \text_put_sp:
-                                 \text_put_sp: \text_put_sp: }
-\def:Npn\cmd_arg_list_build#1{
-  \toks_clear:N\l_tmpb_toks
-  \int_set:Nn \l_tmpa_int {#1}
-  \int_while:nNnT \l_tmpa_int > \c_zero {
-    \toks_put_left:No \l_tmpb_toks {\the_internal:D\l_tmpa_int}
-    \toks_put_left:Nn \l_tmpb_toks {##}
-    \int_decr:N\l_tmpa_int
-  }
-  \def:Npx\l_cmd_arg_list{\the_internal:D\l_tmpb_toks}
-}
-\def:Npn\cmd_declare:Nnn#1[#2]{
-  \cmd_arg_list_build{#2}
-  \exp_args:NNO\def:Npn#1\l_cmd_arg_list
-}
-\def_new:Npn \io_show_file_lineno:{
-  on~line~\the_internal:D\tex_inputlineno:D\text_put_sp:~of~
-  file~\g_file_curr_name_tlp}
-\let:NwN \g_err_help_toks \tex_errhelp:D
-\def_new:Npn \l_err_label_token {}
-\int_set:Nn\tex_errorcontextlines:D\c_minus_one
-\def_new:Npn \err_info:nn #1#2{
-  \def:Npn\err_newline:{\iow_newline:#2}
-  \io_put_log:x {#1~\io_show_file_lineno:}}
-\def_new:Npn \err_warn:nn #1#2{
-  \def:Npn\err_newline:{\iow_newline:#2}
-  \io_put_term:x {#1~\io_show_file_lineno:}}
-\def_new:Npn \err_info_noline:nn #1#2{
-  \def:Npn\err_newline:{\iow_newline:#2}
-  \io_put_log:x {#1}}
-\def_new:Npn \err_warn_noline:nn #1#2{
-  \def:Npn\err_newline:{\iow_newline:#2}
-  \io_put_term:x {#1}}
-\def_new:Npn \err_interrupt:NNw #1#2{\let:NwN \l_err_label_token #2
-     \group_begin:
-       \let:NwN \par\use_noop:
-       \CodeStop
-       \NamesStart:
-       %\clearshortrefmaps
-       \tex_input:D #1~\err_display_aux:w}
-\def_new:Npn \err_fatal:nn #1#2{
-  \def:Npn\err_newline:{\iow_newline:#2}
-  \io_put_term:x {#1~\io_show_file_lineno:}
-  \tex_end:D
-  }
-\def_new:Npn \err_fatal_noline:nn #1#2{
-  \def:Npn\err_newline:{\iow_newline:#2}
-  \io_put_term:x {#1}
-  \tex_end:D
-  }
-\def_new:Npn \err_newline: {^^J}
-\iow_new:N \c_iow_err_stream
-\tlp_new:Nn \g_err_curr_fname{}
-\def_new:Npn \err_file_new:Nn #1#2{
-   \tlp_if_empty:NF\g_err_curr_fname
-      {\err_latex_bug:x{Unclosed~error~file~`\g_err_curr_fname'}}
-   \iow_open:Nn \c_iow_err_stream {#2}
-   \err_kernel_info:n{Errorfile~`#2'~opened~for~output}
-   \tlp_gset:Nn \g_err_curr_fname{#2}
-   \tlp_new:Nn #1{#2}}
-\def_new:Npn \err_file_close:N#1{
-  \tlp_if_eq:NNF#1\g_err_curr_fname
-     {\err_latex_bug:x{You~closed~the~wrong~error~file~`#1'.~
-         Open~is~`\g_err_curr_fname'.}}
-  \iow_long_unexpanded:Nn \c_iow_err_stream {\err_latex_bug:x{Didn't~find~the~
-        correct~error~message~to~show.\iow_newline:
-        Was~searching~for~a~function~
-        with~the~following~meaning:\iow_newline:
-          \token_to_string:N\token_to_meaning:N
-          \token_to_string:N\l_err_label_token}
-      \group_end:}
-  \iow_close:N \c_iow_err_stream
-  \err_kernel_info:n{Errorfile~`\g_err_curr_fname'~closed}
-  \tlp_gset_eq:NN\g_err_curr_fname\c_empty_tlp
-}
-\def_new:Npn \err_interrupt_new:NNNnnn #1{
-  \group_begin: \char_set_catcode:nn{`\#}{12}
-  \if_meaning:NN#1\g_err_curr_fname
-  \else:
-      \err_latex_bug:x{Error~text~goes~to~wrong~err~file:~
-          `\g_err_curr_fname'~is~open~but~you~requested~
-          `#1'}
-  \fi:
-  \err_interrupt_new_aux:w}
-\def_long_new:Npn \err_interrupt_new_aux:w #1#2#3#4#5{
-  \iow_long_unexpanded:Nn \c_iow_err_stream
-        {\err_msgline_aux:NNnnn #1#2{#3}{#4}{#5}\use_noop:}
-  \group_end:}
-\def_new:Npn \err_msgline_aux:NNnnn #1#2#3#4#5{
-  \if_meaning:NN#1\l_err_label_token
-        \cmd_declare:Nnn\err_display_aux:w [#2]{
-           \group_end:
-           \toks_gset:Nx\g_err_help_toks{#4}
-           \io_put_term:x{LaTeX~error~\io_show_file_lineno:.\iow_newline:
-               \text_put_sp:\text_put_four_sp: \text_put_sp:
-               See~LaTeX~manual~for~explanation.\iow_newline:
-               \text_put_sp:\text_put_four_sp: \text_put_sp:
-               Type~\text_put_sp: H~~\text_put_sp: for~
-               immediate~help.}
-           \err_message:x{#3}
-           #5}
-        \tex_endinput:D
-   \fi:}
-\def_new:Npn \err_display_aux:w {}
-\def_new:Npn \err_kernel_interrupt:Nw {\err_interrupt:NNw \c_kernel_err_tlp}
-\def_new:Npn \err_kernel_interrupt_new:NNnnn {
-        \err_interrupt_new:NNNnnn \c_kernel_err_tlp}
-\def_new:Npn \err_kernel_info:n #1 {
-  \err_info:nn {LaTeX~Info:~#1}
-               {\text_put_four_sp:\text_put_four_sp:\text_put_four_sp:}
-  }
-\def_new:Npn \err_kernel_warn:n #1 {
-  \err_warn:nn {LaTeX~Warning:~#1}
-               {\text_put_sp:\text_put_sp:\text_put_sp:
-                \text_put_four_sp:\text_put_four_sp:\text_put_four_sp:}
-  }
-\def_new:Npn \err_kernel_fatal:n #1 {
-  \err_fatal:nn {LaTeX~Fatal:~#1}
-                {\text_put_sp:
-                 \text_put_four_sp:\text_put_four_sp:\text_put_four_sp:}
-  }
-\def_new:Npn \err_kernel_info_noline:n #1 {
-  \err_info_noline:nn {LaTeX~Info:~#1}
-               {\text_put_four_sp:\text_put_four_sp:\text_put_four_sp:}
-  }
-\def_new:Npn \err_kernel_warn_noline:n #1 {
-  \err_warn_noline:nn {LaTeX~Warning:~#1}
-               {\text_put_sp:\text_put_sp:\text_put_sp:
-                \text_put_four_sp:\text_put_four_sp:\text_put_four_sp:}
-  }
-\def_new:Npn \err_kernel_fatal_noline:n #1 {
-  \err_fatal_noline:nn {LaTeX~Fatal:~#1}
-                {\text_put_sp:
-                 \text_put_four_sp:\text_put_four_sp:\text_put_four_sp:}
-  }
-\err_file_new:Nn \c_kernel_err_tlp {ltxkernel.err}
-%% File: l3box.dtx Copyright (C) 2005-2007 LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3box.dtx 718 2007-12-16 22:59:58Z morten $
-          {L3 Experimental Box module}
-\alloc_setup_type:nnn {box} \c_zero \c_max_register_num
-\seq_put_right:Nn \g_box_allocation_seq {255}
-\def_new:Npn \box_new:N   #1 {\alloc_reg:NnNN g {box} \tex_mathchardef:D #1}
-\def_new:Npn \box_new_l:N #1 {\alloc_reg:NnNN l {box} \tex_mathchardef:D #1}
-\def_new:Npn \box_new:c {\exp_args:Nc \box_new:N}
-\let_new:NN \if_hbox:N        \tex_ifhbox:D
-\let_new:NN \if_vbox:N        \tex_ifvbox:D
-\let_new:NN \if_box_empty:N   \tex_ifvoid:D
-\def_new:Npn \box_if_empty_p:N #1{
-  \if_box_empty:N #1 \c_true \else: \c_false \fi:}
-\def_new:Npn \box_if_empty_p:c {\exp_args:Nc \box_if_empty_p:N}
-\def_test_function_new:npn {box_if_empty:N}#1{\if_box_empty:N #1}
-\def_new:Npn \box_if_empty:cTF {\exp_args:Nc \box_if_empty:NTF}
-\def_new:Npn \box_if_empty:cT {\exp_args:Nc \box_if_empty:NT}
-\def_new:Npn \box_if_empty:cF {\exp_args:Nc \box_if_empty:NF}
-\def_new:Npn \box_set_eq:NN #1#2 {\tex_setbox:D #1 \tex_box:D #2}
-\def_new:Npn \box_set_eq:cN {\exp_args:Nc \box_set_eq:NN}
-\def_new:Npn \box_set_eq:Nc {\exp_args:NNc \box_set_eq:NN}
-\def_new:Npn \box_set_eq:cc {\exp_args:Ncc \box_set_eq:NN}
-\def_new:Npn \box_gset_eq:NN {\pref_global:D\box_set_eq:NN}
-\def_new:Npn \box_gset_eq:cN {\exp_args:Nc \box_gset_eq:NN}
-\def_new:Npn \box_gset_eq:Nc {\exp_args:NNc \box_gset_eq:NN}
-\def_new:Npn \box_gset_eq:cc {\exp_args:Ncc \box_gset_eq:NN}
-\let_new:NN \R_last_box \tex_lastbox:D
-\def_new:Npn \box_set_to_last:N #1{\tex_setbox:D#1\R_last_box}
-\def_new:Npn \box_set_to_last:c {\exp_args:Nc \box_set_to_last:N}
-\def_new:Npn \box_gset_to_last:N {\pref_global:D \box_set_to_last:N}
-\def_new:Npn \box_gset_to_last:c {\exp_args:Nc \box_gset_to_last:N}
-\def_long_new:Npn \box_move_left:nn #1#2{\tex_moveleft:D\dim_eval:n{#1}{#2}}
-\def_long_new:Npn \box_move_right:nn #1#2{\tex_moveright:D\dim_eval:n{#1}{#2}}
-\def_long_new:Npn \box_move_up:nn #1#2{\tex_raise:D\dim_eval:n{#1}{#2}}
-\def_long_new:Npn \box_move_down:nn #1#2{\tex_lower:D\dim_eval:n{#1}{#2}}
-\def_new:Npn \box_clear:N #1{\box_set_eq:NN #1 \c_empty_box }
-\def_new:Npn \box_clear:c {\exp_args:Nc \box_clear:N }
-\def_new:Npn \box_gclear:N {\pref_global:D\box_clear:N}
-\def_new:Npn \box_gclear:c {\exp_args:Nc \box_gclear:c }
-\let_new:NN \box_ht:N \tex_ht:D
-\def_new:Npn \box_ht:c {\exp_args:Nc \box_ht:N}
-\let_new:NN \box_dp:N \tex_dp:D
-\def_new:Npn \box_dp:c {\exp_args:Nc \box_dp:N}
-\let_new:NN \box_wd:N \tex_wd:D
-\def_new:Npn \box_wd:c {\exp_args:Nc \box_wd:N}
-\let_new:NN \box_use_clear:N \tex_box:D
-\def_new:Npn \box_use_clear:c {\exp_args:Nc \box_use_clear:N}
-\let_new:NN \box_use:N \tex_copy:D
-\def_new:Npn \box_use:c {\exp_args:Nc \box_use:N}
-\let:NN \box_show:N \tex_showbox:D
-\def_new:Npn \box_show:c {\exp_args:Nc \box_show:N}
-\box_new:N \c_empty_box
-\box_new:N \l_tmpa_box
-\box_new:N \l_tmpb_box
-\def_new:Npn \vbox:n {\tex_vbox:D \scan_stop:}
-\def_long_new:Npn \vbox_set:Nn #1#2 {\tex_setbox:D #1 \tex_vbox:D {#2}}
-\def_new:Npn \vbox_set:cn {\exp_args:Nc \vbox_set:Nn}
-\def_new:Npn \vbox_gset:Nn  {\pref_global:D \vbox_set:Nn}
-\def_new:Npn \vbox_gset:cn {\exp_args:Nc \vbox_gset:Nn}
-\def_long_new:Npn \vbox_set_to_ht:Nnn #1#2#3 {
-  \tex_setbox:D #1 \tex_vbox:D to #2 {#3}}
-\def_new:Npn \vbox_set_to_ht:cnn{\exp_args:Nc \vbox_set_to_ht:Nnn }
-\def_new:Npn \vbox_gset_to_ht:Nnn {\pref_global:D \vbox_set_to_ht:Nnn }
-\def_new:Npn \vbox_gset_to_ht:cnn{\exp_args:Nc \vbox_gset_to_ht:Nnn }
-\def_new:Npn \vbox_gset_to_ht:ccn {\exp_args:Ncc \vbox_gset_to_ht:Nnn}
-\def_new:Npn \vbox_set_inline_begin:N  #1 {
-  \tex_setbox:D #1 \tex_vbox:D \c_group_begin_token }
-\let_new:NN \vbox_set_inline_end: \c_group_end_token
-\def_new:Npn \vbox_gset_inline_begin:N {
-  \pref_global:D \vbox_set_inline_begin:N }
-\let_new:NN \vbox_gset_inline_end: \c_group_end_token
-\def_long_new:Npn \vbox_to_ht:nn #1#2{\tex_vbox:D to \dim_eval:n{#1}{#2}}
-\def_long_new:Npn \vbox_to_zero:n #1 {\tex_vbox:D to \c_zero_dim {#1}}
-\def_new:Npn \vbox_set_split_to_ht:NNn #1#2#3{
-  \tex_setbox:D #1 \tex_vsplit:D #2 to #3
-}
-\let_new:NN \vbox_unpack:N \tex_unvcopy:D
-\def_new:Npn \vbox_unpack:c {\exp_args:Nc \vbox_unpack:N}
-\let_new:NN \vbox_unpack_clear:N \tex_unvbox:D
-\def_new:Npn \vbox_unpack_clear:c {\exp_args:Nc \vbox_unpack_clear:N}
-\def_new:Npn \hbox:n {\tex_hbox:D \scan_stop:}
-\def_long_new:Npn \hbox_set:Nn #1#2 {\tex_setbox:D #1 \tex_hbox:D {#2}}
-\def_new:Npn \hbox_set:cn {\exp_args:Nc \hbox_set:Nn}
-\def_new:Npn \hbox_gset:Nn  {\pref_global:D \hbox_set:Nn}
-\def_new:Npn \hbox_gset:cn {\exp_args:Nc \hbox_gset:Nn}
-\def_long_new:Npn \hbox_set_to_wd:Nnn #1#2#3 {
-  \tex_setbox:D #1 \tex_hbox:D to \dim_eval:n{#2} {#3}}
-\def_new:Npn \hbox_set_to_wd:cnn{\exp_args:Nc \hbox_set_to_wd:Nnn }
-\def_new:Npn \hbox_gset_to_wd:Nnn {\pref_global:D \hbox_set_to_wd:Nnn }
-\def_new:Npn \hbox_gset_to_wd:cnn{\exp_args:Nc \hbox_gset_to_wd:Nnn }
-\def_new:Npn \hbox_set_inline_begin:N  #1 {
-  \tex_setbox:D #1 \tex_hbox:D \c_group_begin_token }
-\def:Npn \hbox_set_inline_begin:c {\exp_args:Nc
-  \hbox_set_inline_begin:N}
-\let_new:NN \hbox_set_inline_end: \c_group_end_token
-\def_new:Npn \hbox_gset_inline_begin:N {
-  \pref_global:D \hbox_set_inline_begin:N }
-\def:Npn \hbox_gset_inline_begin:c {\exp_args:Nc
-  \hbox_gset_inline_begin:N }
-\let_new:NN \hbox_gset_inline_end: \c_group_end_token
-\def_long_new:Npn \hbox_to_wd:nn #1#2 {\tex_hbox:D to #1 {#2}}
-\def_long_new:Npn \hbox_to_zero:n #1 {\tex_hbox:D to \c_zero_skip {#1}}
-\let_new:NN \hbox_unpack:N \tex_unhcopy:D
-\def_new:Npn \hbox_unpack:c {\exp_args:Nc \hbox_unpack:N}
-\let_new:NN \hbox_unpack_clear:N \tex_unhbox:D
-\def_new:Npn \hbox_unpack_clear:c {\exp_args:Nc \hbox_unpack_clear:N}
-%% File: l3precom.dtx Copyright (C) 1990-2006 Frank Mittelbach, LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3precom.dtx 621 2007-09-01 20:14:19Z morten $
-  {L3 Experimental precompilation module}
-\iow_new:N\c_cs_dump_stream
-\tlp_new:Nn\g_cs_dump_name_tlp{}
-\seq_new:N\g_cs_dump_seq
-\def_new:Npn\cs_record_name:N#1{
-\seq_gput_left:Nn
-  \g_cs_dump_seq#1}
-\def_new:Npn\cs_record_name:c{\exp_args:Nc\cs_record_name:N}
-\def_new:Npn\cs_dump:{
-\iow_expanded_term:n{Precompiling~style~into~(\g_cs_dump_name_tlp)}
-\iow_open:Nn\c_cs_dump_stream{\g_cs_dump_name_tlp}
-\iow_expanded:Nn\c_cs_dump_stream
-{\group_begin:
-\tex_catcode:D`\token_to_string:N\*=11\scan_stop:
-\token_to_string:N\CodeStart
-}
-\seq_map_inline:Nn
-\g_cs_dump_seq
-{\tex_message:D{.}
-\iow_expanded:Nn\c_cs_dump_stream
-     {\exp_not:n{\gdef:Npn ##1}
-         {\tlp_to_str:N##1}}
-}
-\iow_expanded:Nn \c_cs_dump_stream {\exp_not:n{\num_gset:Nn
-                \g_gen_sym_num}
-                {\num_use:N\g_gen_sym_num}^^J
-\exp_not:n{\num_gset:Nn \g_ggen_sym_num}
-                {\num_use:N\g_ggen_sym_num}}
-\iow_expanded:Nn
-\c_cs_dump_stream
-{\group_end:}
-\iow_close:N\c_cs_dump_stream
-\tex_message:D{~finished}
-}
-\def_new:Npn\cs_load_dump:n#1{
-\file_not_found:nTF{#1.cmp}
-{\tlp_gset:Nn\g_cs_dump_name_tlp{#1.cmp}}
-{\input{#1.cmp}
-\let:NN\cs_dump:\fi:
-\if_false:}}
-\num_new:N\g_gen_sym_num \num_gset:Nn\g_gen_sym_num{0}
-\num_new:N\g_ggen_sym_num \num_gset:Nn\g_ggen_sym_num{0}
-\def_new:Npn\cs_gen_sym:N#1{
-\num_gincr:N\g_gen_sym_num
-\tlp_set:Nc#1{l*\tex_romannumeral:D\num_use:N\g_gen_sym_num}
-\exp_after:NN\cs_record_name:N#1
-\exp_after:NN\tlp_clear_new:N#1}
-\def_new:Npn\cs_ggen_sym:N#1{
-\num_gincr:N\g_ggen_sym_num
-\tlp_set:Nc#1{g*\tex_romannumeral:D\num_use:N\g_ggen_sym_num}
-\exp_after:NN\cs_record_name:N#1
-\exp_after:NN\tlp_clear_new:N#1}
-%% File: l3prg.dtx Copyright (C) 2005-2006 LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3prg.dtx 697 2007-11-27 14:14:54Z morten $
-       {L3 Experimental control structures}
-\def_new:Npn \mode_if_vertical_p: {
-  \if_mode_vertical: \c_true \else: \c_false\fi:}
-\def_test_function_new:npn{mode_if_vertical:}{\if_mode_vertical:}
-\def_new:Npn \mode_if_horizontal_p: {
-  \if_mode_horizontal: \c_true \else: \c_false\fi:}
-\def_test_function_new:npn{mode_if_horizontal:}{\if_mode_horizontal:}
-\def_new:Npn \mode_if_inner_p: {
-  \if_mode_inner: \c_true \else: \c_false\fi:}
-\def_test_function_new:npn{mode_if_inner:}{\if_mode_inner:}
-\def_test_function_new:npn{mode_if_math:} {
-  \scan_align_safe_stop:  \if_mode_math: }
-\def_new:Npn \group_align_safe_begin: {
-  \if_false:{\fi:\if_num:w`}=\c_zero\fi:}
-\def_new:Npn \group_align_safe_end:   {\if_num:w`{=\c_zero}\fi:}
-\def_new:Npn \scan_align_safe_stop: {
-  \num_compare:nNnT \etex_currentgrouptype:D = \c_six
-  {
-    \num_compare:nNnF \etex_lastnodetype:D = \c_zero
-    {
-      \num_compare:nNnF \etex_lastnodetype:D = \c_seven
-        \scan_stop:
-    }
-  }
-}
-\def_new:Npn \prg_replicate:nn #1{
-  \cs:w use_noop:
-  \exp_after:NN\prg_replicate_first_aux:N
-  \int_use:N \int_eval:n{#1} \cs_end:
-  \cs_end:
-}
-\def_new:Npn \prg_replicate_aux:N#1{
-  \cs:w prg_replicate_#1:n\prg_replicate_aux:N
-}
-\def_new:Npn \prg_replicate_first_aux:N#1{
-  \cs:w prg_replicate_first_#1:n\prg_replicate_aux:N
-}
-\def_new:Npn      \prg_replicate_ :n #1{}% no, this is not a typo!
-\def_long_new:cpn {prg_replicate_0:n}#1{\cs_end:{#1#1#1#1#1#1#1#1#1#1}}
-\def_long_new:cpn {prg_replicate_1:n}#1{\cs_end:{#1#1#1#1#1#1#1#1#1#1}#1}
-\def_long_new:cpn {prg_replicate_2:n}#1{\cs_end:{#1#1#1#1#1#1#1#1#1#1}#1#1}
-\def_long_new:cpn {prg_replicate_3:n}#1{
-  \cs_end:{#1#1#1#1#1#1#1#1#1#1}#1#1#1}
-\def_long_new:cpn {prg_replicate_4:n}#1{
-  \cs_end:{#1#1#1#1#1#1#1#1#1#1}#1#1#1#1}
-\def_long_new:cpn {prg_replicate_5:n}#1{
-  \cs_end:{#1#1#1#1#1#1#1#1#1#1}#1#1#1#1#1}
-\def_long_new:cpn {prg_replicate_6:n}#1{
-  \cs_end:{#1#1#1#1#1#1#1#1#1#1}#1#1#1#1#1#1}
-\def_long_new:cpn {prg_replicate_7:n}#1{
-  \cs_end:{#1#1#1#1#1#1#1#1#1#1}#1#1#1#1#1#1#1}
-\def_long_new:cpn {prg_replicate_8:n}#1{
-  \cs_end:{#1#1#1#1#1#1#1#1#1#1}#1#1#1#1#1#1#1#1}
-\def_long_new:cpn {prg_replicate_9:n}#1{
-  \cs_end:{#1#1#1#1#1#1#1#1#1#1}#1#1#1#1#1#1#1#1#1}
-\def_long_new:cpn {prg_replicate_first_0:n}#1{\cs_end: }
-\def_long_new:cpn {prg_replicate_first_1:n}#1{\cs_end: #1}
-\def_long_new:cpn {prg_replicate_first_2:n}#1{\cs_end: #1#1}
-\def_long_new:cpn {prg_replicate_first_3:n}#1{\cs_end: #1#1#1}
-\def_long_new:cpn {prg_replicate_first_4:n}#1{\cs_end: #1#1#1#1}
-\def_long_new:cpn {prg_replicate_first_5:n}#1{\cs_end: #1#1#1#1#1}
-\def_long_new:cpn {prg_replicate_first_6:n}#1{\cs_end: #1#1#1#1#1#1}
-\def_long_new:cpn {prg_replicate_first_7:n}#1{\cs_end: #1#1#1#1#1#1#1}
-\def_long_new:cpn {prg_replicate_first_8:n}#1{\cs_end: #1#1#1#1#1#1#1#1}
-\def_long_new:cpn {prg_replicate_first_9:n}#1{\cs_end: #1#1#1#1#1#1#1#1#1}
-\def_long_new:NNn \prg_stepwise_function:nnnN 2{
-  \num_compare:nNnTF{#2}<\c_zero
-  {\exp_args:No\prg_stepwise_function_decr:nnnN }
-  {\exp_args:No\prg_stepwise_function_incr:nnnN }
-  {\int_use:N\int_eval:n{#1}}{#2}
-}
-\def_long_new:NNn \prg_stepwise_function_incr:nnnN 4{
-  \num_compare:nNnF {#1}>{#3}
-  {
-    #4{#1}
-    \exp_args:No \prg_stepwise_function_incr:nnnN
-    {\int_use:N\int_eval:n{#1 + #2}}
-    {#2}{#3}{#4}
-  }
-}
-\def_long_new:NNn \prg_stepwise_function_decr:nnnN 4{
-  \num_compare:nNnF {#1}<{#3}
-  {
-    #4{#1}
-    \exp_args:No \prg_stepwise_function_decr:nnnN
-    {\int_use:N\int_eval:n{#1 + #2}}
-    {#2}{#3}{#4}
-  }
-}
-\int_new:N\l_prg_inline_level_int
-\def_long_new:NNn\prg_stepwise_inline:nnnn 4{
-  \int_incr:N \l_prg_inline_level_int
-  \def:cpn{prg_stepwise_inline_\int_use:N\l_prg_inline_level_int :n}##1{#4}
-  \num_compare:nNnTF {#2}<\c_zero
-  {\exp_args:Nco \prg_stepwise_inline_decr:Nnnn }
-  {\exp_args:Nco \prg_stepwise_inline_incr:Nnnn }
-  {prg_stepwise_inline_\int_use:N\l_prg_inline_level_int :n}
-  {\int_use:N\int_eval:n{#1}} {#2} {#3}
-  \int_decr:N \l_prg_inline_level_int
-}
-\def_long_new:NNn \prg_stepwise_inline_incr:Nnnn 4{
-  \num_compare:nNnF {#2}>{#4}
-  {
-    #1{#2}
-    \exp_args:NNo \prg_stepwise_inline_incr:Nnnn #1
-    {\int_use:N\int_eval:n{#2 + #3}} {#3}{#4}
-  }
-}
-\def_long_new:NNn \prg_stepwise_inline_decr:Nnnn 4{
-  \num_compare:nNnF {#2}<{#4}
-  {
-    #1{#2}
-    \exp_args:NNo \prg_stepwise_inline_decr:Nnnn #1
-    {\int_use:N\int_eval:n{#2 + #3}} {#3}{#4}
-  }
-}
-\def_long_new:NNn \prg_stepwise_variable:nnnNn 2 {
-  \num_compare:nNnTF {#2}<\c_zero
-  {\exp_args:No\prg_stepwise_variable_decr:nnnNn}
-  {\exp_args:No\prg_stepwise_variable_incr:nnnNn}
-  {\int_use:N\int_eval:n{#1}}{#2}
-}
-\def_long_new:NNn \prg_stepwise_variable_incr:nnnNn 5 {
-  \num_compare:nNnF {#1}>{#3}
-  {
-    \def:Npn #4{#1} #5
-    \exp_args:No \prg_stepwise_variable_incr:nnnNn
-    {\int_use:N\int_eval:n{#1 + #2}}{#2}{#3}#4{#5}
-  }
-}
-\def_long_new:NNn \prg_stepwise_variable_decr:nnnNn 5 {
-  \num_compare:nNnF {#1}<{#3}
-  {
-    \def:Npn #4{#1} #5
-    \exp_args:No \prg_stepwise_variable_decr:nnnNn
-    {\int_use:N\int_eval:n{#1 + #2}}{#2}{#3}#4{#5}
-  }
-}
-\def_new:Npn \bool_new:N #1   { \let_new:NN #1 \c_false }
-\def_new:Npn \bool_new:c #1   { \let_new:cN {#1} \c_false }
-\def_new:Npn \bool_set_true:N   #1 { \let:NN  #1 \c_true }
-\def_new:Npn \bool_set_true:c   #1 { \let:cN  {#1} \c_true }
-\def_new:Npn \bool_set_false:N  #1 { \let:NN  #1 \c_false }
-\def_new:Npn \bool_set_false:c  #1 { \let:cN  {#1} \c_false }
-\def_new:Npn \bool_gset_true:N   #1 { \glet:NN  #1 \c_true }
-\def_new:Npn \bool_gset_true:c   #1 { \glet:cN  {#1} \c_true }
-\def_new:Npn \bool_gset_false:N  #1 { \glet:NN  #1 \c_false }
-\def_new:Npn \bool_gset_false:c  #1 { \glet:cN  {#1} \c_false }
-\let_new:NN \bool_set_eq:NN \let:NN
-\let_new:NN \bool_set_eq:Nc \let:Nc
-\let_new:NN \bool_set_eq:cN \let:cN
-\let_new:NN \bool_set_eq:cc \let:cc
-\let_new:NN \bool_gset_eq:NN \glet:NN
-\let_new:NN \bool_gset_eq:Nc \glet:Nc
-\let_new:NN \bool_gset_eq:cN \glet:cN
-\let_new:NN \bool_gset_eq:cc \glet:cc
-\bool_new:N \l_tmpa_bool
-\bool_new:N \g_tmpa_bool
-\def_test_function_new:npn{bool_if:N}#1{\if:w #1}
-\def_new:Npn \bool_if:cTF{\exp_args:Nc\bool_if:NTF}
-\def_new:Npn \bool_if:cT{\exp_args:Nc\bool_if:NT}
-\def_new:Npn \bool_if:cF{\exp_args:Nc\bool_if:NF}
-\def_new:Npn \bool_if_p:N #1 { #1 }
-\let_new:NN \bool_if_p:c \cs_use:c
-\def_long_new:Npn \bool_whiledo:NT #1 #2 {
-  \bool_if:NT #1 {#2 \bool_whiledo:NT #1 {#2}}
-}
-\def_new:Npn \bool_whiledo:cT{\exp_args:Nc\bool_whiledo:NT}
-\def_long_new:Npn \bool_whiledo:NF #1 #2 {
-  \bool_if:NF #1 {#2 \bool_whiledo:NF #1 {#2}}
-}
-\def_new:Npn \bool_whiledo:cF{\exp_args:Nc\bool_whiledo:NF}
-\def_long_new:Npn \bool_dowhile:NT #1 #2 {
-  #2 \bool_if:NT #1 {\bool_dowhile:NT #1 {#2}}
-}
-\def_new:Npn \bool_dowhile:cT{\exp_args:Nc\bool_dowhile:NT}
-\def_long_new:Npn \bool_dowhile:NF #1 #2 {
-  #2 \bool_if:NF #1 {\bool_dowhile:NF #1 {#2}}
-}
-\def_new:Npn \bool_dowhiledo:cF{\exp_args:Nc\bool_dowhile:cF}
-\def_new:Npn \bool_double_if:NNnnnn#1#2{
-  \if_case:w \num_eval:w #1\scan_stop:
-    \if_case:w \num_eval:w #2\scan_stop:
-      \exp_after:NN\exp_after:NN\exp_after:NN \use_arg_i:nnnn
-    \else:
-      \exp_after:NN\exp_after:NN\exp_after:NN \use_arg_ii:nnnn
-    \fi:
-  \else:
-    \if_case:w \num_eval:w #2\scan_stop:
-      \exp_after:NN\exp_after:NN\exp_after:NN \use_arg_iii:nnnn
-    \else:
-      \exp_after:NN\exp_after:NN\exp_after:NN \use_arg_iv:nnnn
-    \fi:
-  \fi:
-}
-\def_new:Npn \bool_double_if:cNnnnn{\exp_args:Nc\bool_double_if:NNnnnn}
-\def_new:Npn \bool_double_if:Ncnnnn{\exp_args:NNc\bool_double_if:NNnnnn}
-\def_new:Npn \bool_double_if:ccnnnn{\exp_args:Ncc\bool_double_if:NNnnnn}
-\def_long_new:Npn \prg_whiledo:nT #1#2{
-  #1 {#2 \prg_whiledo:nT {#1}{#2}}
-}
-\def_long_new:Npn \prg_whiledo:nF #1#2{
-  #1 {#2 \prg_whiledo:nF {#1}{#2}}
-}
-\def_long_new:Npn \prg_dowhile:nT #1#2{
-  #2 #1 {\prg_dowhile:nT {#1}{#2}}
-}
-\def_long_new:Npn \prg_dowhile:nF #1#2{
-  #2 #1 {\prg_dowhile:nF {#1}{#2}}
-}
-\def_long_new:Npn \predicate_p:n #1{
-  \group_align_safe_begin:
-  \exp_after:NN \predicate_auxi:NN
-  \int_to_roman:w-`\q #1  02\scan_stop:
-}
-\def_long_test_function_new:npn {predicate:n}#1{
-  \group_align_safe_begin:
-  \if:w \exp_after:NN \predicate_auxi:NN
-  \int_to_roman:w-`\q #1  02\scan_stop:
-}
-\def_new:Npn \predicate_auxi:NN 0 #1{
-  \exp_after:NN \predicate_auxii:NNN \exp_after:NN #1
-  \int_to_roman:w-`\q
-}
-\def_new:Npn \predicate_auxii:NNN #1#2#3{
-  \cs_use:c{predicate_#2#3_#1:w} }
-\def_new:cpn{predicate_&&_0:w}{
-  \exp_after:NN \predicate_auxi:NN\int_to_roman:w-`\q
-}
-\def_long_new:cpn{predicate_&&_1:w} #1 02\scan_stop:{
-  \group_align_safe_end: 01}
-\def_long_new:cpn{predicate_||_0:w} #1 02\scan_stop:{
-  \group_align_safe_end: 00}
-\def_new:cpn{predicate_||_1:w}{
-  \exp_after:NN \predicate_auxi:NN\int_to_roman:w-`\q
-}
-\def_new:cpn{predicate_02_0:w}\scan_stop:{ \group_align_safe_end: 00 }
-\def_new:cpn{predicate_02_1:w}\scan_stop:{ \group_align_safe_end: 01 }
-\def_long_new:Npn \predicate_not_p:n #1{
-  \if:w \predicate_p:n{#1} \c_false \else: \c_true \fi:
-}
-\def_new:NNn \prg_define_quicksort:nnn 3 {
-  \def_long:cNx{#1_quicksort:n}1{
-    \exp_not:c{#1_quicksort_start_partition:w} ##1
-    \exp_not:n{#2\q_nil#3\q_stop}
-  }
-  \def_long:cNx{#1_quicksort_braced:n}1{
-    \exp_not:c{#1_quicksort_start_partition_braced:n} ##1
-    \exp_not:N\q_nil\exp_not:N\q_stop
-  }
-  \def_long:cpx {#1_quicksort_start_partition:w} #2 ##1 #3{
-    \exp_not:N \quark_if_nil:nT {##1}\exp_not:N \use_none_delimit_by_q_stop:w
-    \exp_not:c{#1_quicksort_do_partition_i:nnnw} {##1}{}{}
-  }
-  \def_long:cNx {#1_quicksort_start_partition_braced:n} 1 {
-    \exp_not:N \quark_if_nil:nT {##1}\exp_not:N \use_none_delimit_by_q_stop:w
-    \exp_not:c{#1_quicksort_do_partition_i_braced:nnnn} {##1}{}{}
-  }
-  \def_long:cpx {#1_quicksort_do_partition_i:nnnw} ##1##2##3 #2 ##4 #3 {
-    \exp_not:N \quark_if_nil:nTF {##4} \exp_not:c {#1_do_quicksort_braced:nnnnw}
-    {
-      \exp_not:c{#1_quicksort_compare:nnTF}{##1}{##4}
-      \exp_not:c{#1_quicksort_partition_greater_ii:nnnn}
-      \exp_not:c{#1_quicksort_partition_less_ii:nnnn}
-    }
-    {##1}{##2}{##3}{##4}
-  }
-  \def_long:cNx {#1_quicksort_do_partition_i_braced:nnnn} 4 {
-    \exp_not:N \quark_if_nil:nTF {##4} \exp_not:c {#1_do_quicksort_braced:nnnnw}
-    {
-      \exp_not:c{#1_quicksort_compare:nnTF}{##1}{##4}
-      \exp_not:c{#1_quicksort_partition_greater_ii_braced:nnnn}
-      \exp_not:c{#1_quicksort_partition_less_ii_braced:nnnn}
-    }
-    {##1}{##2}{##3}{##4}
-  }
-  \def_long:cpx {#1_quicksort_do_partition_ii:nnnw} ##1##2##3 #2 ##4 #3 {
-    \exp_not:N \quark_if_nil:nTF {##4} \exp_not:c {#1_do_quicksort_braced:nnnnw}
-    {
-      \exp_not:c{#1_quicksort_compare:nnTF}{##4}{##1}
-      \exp_not:c{#1_quicksort_partition_less_i:nnnn}
-      \exp_not:c{#1_quicksort_partition_greater_i:nnnn}
-    }
-    {##1}{##2}{##3}{##4}
-  }
-  \def_long:cNx {#1_quicksort_do_partition_ii_braced:nnnn} 4 {
-    \exp_not:N \quark_if_nil:nTF {##4} \exp_not:c {#1_do_quicksort_braced:nnnnw}
-    {
-      \exp_not:c{#1_quicksort_compare:nnTF}{##4}{##1}
-      \exp_not:c{#1_quicksort_partition_less_i_braced:nnnn}
-      \exp_not:c{#1_quicksort_partition_greater_i_braced:nnnn}
-    }
-    {##1}{##2}{##3}{##4}
-  }
-  \def_long:cNx {#1_quicksort_partition_less_i:nnnn} 4{
-    \exp_not:c{#1_quicksort_do_partition_i:nnnw}{##1}{##2}{{##4}##3}}
-  \def_long:cNx {#1_quicksort_partition_less_ii:nnnn} 4{
-    \exp_not:c{#1_quicksort_do_partition_ii:nnnw}{##1}{##2}{##3{##4}}}
-  \def_long:cNx {#1_quicksort_partition_greater_i:nnnn} 4{
-    \exp_not:c{#1_quicksort_do_partition_i:nnnw}{##1}{{##4}##2}{##3}}
-  \def_long:cNx {#1_quicksort_partition_greater_ii:nnnn} 4{
-    \exp_not:c{#1_quicksort_do_partition_ii:nnnw}{##1}{##2{##4}}{##3}}
-  \def_long:cNx {#1_quicksort_partition_less_i_braced:nnnn} 4{
-    \exp_not:c{#1_quicksort_do_partition_i_braced:nnnn}{##1}{##2}{{##4}##3}}
-  \def_long:cNx {#1_quicksort_partition_less_ii_braced:nnnn} 4{
-    \exp_not:c{#1_quicksort_do_partition_ii_braced:nnnn}{##1}{##2}{##3{##4}}}
-  \def_long:cNx {#1_quicksort_partition_greater_i_braced:nnnn} 4{
-    \exp_not:c{#1_quicksort_do_partition_i_braced:nnnn}{##1}{{##4}##2}{##3}}
-  \def_long:cNx {#1_quicksort_partition_greater_ii_braced:nnnn} 4{
-    \exp_not:c{#1_quicksort_do_partition_ii_braced:nnnn}{##1}{##2{##4}}{##3}}
-  \def_long:cpx {#1_do_quicksort_braced:nnnnw} ##1##2##3##4\q_stop {
-    \exp_not:c{#1_quicksort_braced:n}{##2}
-    \exp_not:c{#1_quicksort_function:n}{##1}
-    \exp_not:c{#1_quicksort_braced:n}{##3}
-  }
-}
-\prg_define_quicksort:nnn {prg}{}{}
-\let:NN \prg_quicksort_function:n \ERROR
-\let:NN \prg_quicksort_compare:nnTF \ERROR
-%% File: l3xref.dtx Copyright (C) 2006 LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\GetIdInfo$Id: l3xref.dtx 621 2007-09-01 20:14:19Z morten $
-       {L3 Experimental cross referencing}
-\prop_new:N \g_xref_all_curr_immediate_fields_plist
-\prop_new:N \g_xref_all_curr_deferred_fields_plist
-\def_new:Npn \xref_new:nn {\xref_new_aux:nnn{immediate}}
-\def_new:Npn \xref_deferred_new:nn {\xref_new_aux:nnn{deferred}}
-\def_new:Npn \xref_new_aux:nnn #1#2#3{
-  \prop_gput:ccx {g_xref_all_curr_ #1 _fields_plist}
-  { xref_ #2 _key }
-  { \exp_not:c {l_xref_curr_#2_tlp }}
-  \def_protected:cpn { xref_#2_key }{}
-  \tlp_new:cn{l_xref_curr_#2_tlp}{#3}
-  \toks_set:Nx \l_tmpa_toks {
-    \exp_not:n { \def:cpn {xref_get_value_#2_aux:w} ##1 }
-    \exp_not:c { xref_#2_key }
-  }
-  \toks_use:N \l_tmpa_toks ##2 ##3\q_nil {##2}
-}
-\def_new:Npn \xref_get_value:nn #1#2 {
-  \cs_if_really_free:cTF{g_xref_#2_plist}
-  {??}
-  {
-    \exp_args:NcNc \exp_after:NN {xref_get_value_#1_aux:w}
-    \prop_use:N {g_xref_#2_plist}
-    \q_nil
-  }
-}
-\def:NNn \exp_after:cc 2 {
-  \exp_after:NN \exp_after:NN
-  \cs:w #1\exp_after:NN\cs_end: \cs:w #2\cs_end:
-}
-\def_protected_new:Npn \xref_define_label:nn {
-  \group_begin:
-    \char_set_catcode:nn {`\ }\c_ten
-    \xref_define_label_aux:nn
-}
-\def_new:Npn \xref_define_label_aux:nn #1#2 {
-    \cs_if_really_free:cTF{g_xref_#1_plist}
-    {\prop_new:c{g_xref_#1_plist}}{\WARNING}
-    \toks_gset:cn{g_xref_#1_plist}{#2}
-  \group_end:
-}
-\def:Npn \xref_set_label:n #1{
-  \def:Npx \tmp:w{\prop_use:N\g_xref_all_curr_immediate_fields_plist}
-  \exp_args:NNx\iow_deferred_expanded:Nn \xref_write{
-    \xref_define_label:nn {#1} {
-      \tmp:w
-      \prop_use:N \g_xref_all_curr_deferred_fields_plist
-    }
-  }
-}
-\iow_new:N \xref_write
-%% File: l3final.dtx Copyright (C) 1990-2006 LaTeX3 project
-%%
-%% It may be distributed and/or modified under the conditions of the
-%% LaTeX Project Public License (LPPL), either version 1.3c of this
-%% license or (at your option) any later version.  The latest version
-%% of this license is in the file
-%%
-%%    http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the ``expl3 bundle'' (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% The released version of this bundle is available from CTAN.
-%%
-%% -----------------------------------------------------------------------
-%%
-%% The development version of the bundle can be found at
-%%
-%%    http://www.latex-project.org/cgi-bin/cvsweb.cgi/
-%%
-%% for those people who are interested.
-%%
-%%%%%%%%%%%
-%% NOTE: %%
-%%%%%%%%%%%
-%%
-%%   Snapshots taken from the repository represent work in progress and may
-%%   not work or may contain conflicting material!  We therefore ask
-%%   people _not_ to put them into distributions, archives, etc. without
-%%   prior consultation with the LaTeX Project Team.
-%%
-%% -----------------------------------------------------------------------
-\err_file_close:N\c_kernel_err_tlp
-\tex_dump:D
-%% 
-%%
-%% End of file `lbase.ltx'.
-- 
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