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-rw-r--r--Master/texmf-dist/tex/latex/oberdiek/grfext.sty3
1 files changed, 3 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/latex/oberdiek/grfext.sty b/Master/texmf-dist/tex/latex/oberdiek/grfext.sty
index 74de58be990..19ea524dba6 100644
--- a/Master/texmf-dist/tex/latex/oberdiek/grfext.sty
+++ b/Master/texmf-dist/tex/latex/oberdiek/grfext.sty
@@ -78,6 +78,9 @@
\else
\def\x#1#2[#3]{\endgroup
#2[{#3}]%
+ \ifx#1\@undefined
+ \xdef#1{#3}%
+ \fi
\ifx#1\relax
\xdef#1{#3}%
\fi