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diff --git a/Master/texmf-dist/tex/generic/oberdiek/ifvtex.sty b/Master/texmf-dist/tex/generic/oberdiek/ifvtex.sty
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+%%
+%% This is file `ifvtex.sty',
+%% generated with the docstrip utility.
+%%
+%% The original source files were:
+%%
+%% ifvtex.dtx  (with options: `package')
+%% 
+%% This is a generated file.
+%% 
+%% Copyright (C) 2001, 2006 by Heiko Oberdiek <oberdiek@uni-freiburg.de>
+%% 
+%% This work may be distributed and/or modified under the
+%% conditions of the LaTeX Project Public License, either
+%% version 1.3 of this license or (at your option) any later
+%% version. The latest version of this license is in
+%%    http://www.latex-project.org/lppl.txt
+%% and version 1.3 or later is part of all distributions of
+%% LaTeX version 2005/12/01 or later.
+%% 
+%% This work has the LPPL maintenance status "maintained".
+%% 
+%% This Current Maintainer of this work is Heiko Oberdiek.
+%% 
+%% This work consists of the main source file ifvtex.dtx
+%% and the derived files
+%%    ifvtex.sty, ifvtex.pdf, ifvtex.ins, ifvtex.drv.
+%% 
+\begingroup
+  \expandafter\let\expandafter\x\csname ver@ifvtex.sty\endcsname
+  \ifcase 0%
+    \ifx\x\relax % plain
+    \else
+      \ifx\x\empty % LaTeX
+      \else
+        1%
+      \fi
+    \fi
+  \else
+    \expandafter\ifx\csname PackageInfo\endcsname\relax
+      \def\x#1#2{%
+        \immediate\write-1{Package #1 Info: #2.}%
+      }%
+    \else
+      \def\x#1#2{\PackageInfo{#1}{#2, stopped}}%
+    \fi
+    \x{ifvtex}{The package is already loaded}%
+    \endgroup
+    \expandafter\endinput
+  \fi
+\endgroup
+\begingroup
+  \expandafter\ifx\csname ProvidesPackage\endcsname\relax
+    \def\x#1#2#3[#4]{\endgroup
+      \immediate\write-1{Package: #3 #4}%
+      \xdef#1{#4}%
+    }%
+  \else
+    \def\x#1#2[#3]{\endgroup
+      #2[{#3}]%
+      \ifx#1\relax
+        \xdef#1{#3}%
+      \fi
+    }%
+  \fi
+\expandafter\x\csname ver@ifvtex.sty\endcsname
+\ProvidesPackage{ifvtex}%
+  [2006/02/20 v1.1 Provides the ifpdf switch (HO)]
+\begingroup
+  \expandafter\ifx\csname ifvtex\endcsname\relax
+  \else
+    \edef\i/{\expandafter\string\csname ifvtex\endcsname}%
+    \expandafter\ifx\csname PackageError\endcsname\relax
+      \def\x#1#2{%
+        \edef\z{#2}%
+        \expandafter\errhelp\expandafter{\z}%
+        \errmessage{Package ifvtex Error: #1}%
+      }%
+      \def\y{^^J}%
+      \newlinechar=10
+    \else
+      \def\x#1#2{%
+        \PackageError{ifvtex}{#1}{#2}%
+      }%
+      \def\y{\MessageBreak}%
+    \fi
+    \x{Name clash, \i/ is already defined}{%
+      Incompatible versions of \i/ can cause problems,\y
+      therefore package loading is aborted.%
+    }%
+    \endgroup
+    \expandafter\endinput
+  \fi
+\endgroup
+\newif\ifvtex
+\begingroup\expandafter\expandafter\expandafter\endgroup
+\expandafter\ifx\csname VTeXversion\endcsname\relax
+\else
+  \begingroup\expandafter\expandafter\expandafter\endgroup
+  \expandafter\ifx\csname OpMOde\endcsname\relax
+  \else
+    \vtextrue
+  \fi
+\fi
+\newif\ifvtexdvi
+\newif\ifvtexpdf
+\newif\ifvtexps
+\newif\ifvtexhtml
+\newif\ifvtexgex
+\ifvtex
+  \ifcase\OpMode\relax
+    \vtexdvitrue
+  \or % 1
+    \vtexpdftrue
+  \or % 2
+    \vtexpstrue
+  \or % 3
+    \vtexpstrue
+  \or\or\or\or\or\or\or % 10
+    \vtexhtmltrue
+  \fi
+  \begingroup\expandafter\expandafter\expandafter\endgroup
+  \expandafter\ifx\csname gexmode\endcsname\relax
+  \else
+    \ifnum\gexmode>0 %
+      \vtexgextrue
+    \fi
+  \fi
+\fi
+\begingroup
+  \expandafter\ifx\csname PackageInfo\endcsname\relax
+    \def\x#1#2{%
+      \immediate\write-1{Package #1 Info: #2.}%
+    }%
+  \else
+    \let\x\PackageInfo
+    \expandafter\let\csname on@line\endcsname\empty
+  \fi
+  \x{ifvtex}{%
+    VTeX %
+    \ifvtex
+      in \ifvtexdvi DVI\fi
+         \ifvtexpdf PDF\fi
+         \ifvtexps PS\fi
+         \ifvtexhtml HTML\fi
+      \space mode %
+      with\ifvtexgex\else out\fi\space GeX %
+    \else
+      not %
+    \fi
+    detected%
+  }%
+\endgroup
+\endinput
+%%
+%% End of file `ifvtex.sty'.