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-rw-r--r--Master/texmf-dist/tex/context/base/mkiv/toks-tra.mkiv11
1 files changed, 7 insertions, 4 deletions
diff --git a/Master/texmf-dist/tex/context/base/mkiv/toks-tra.mkiv b/Master/texmf-dist/tex/context/base/mkiv/toks-tra.mkiv
index a3e27eaf89f..6186402a7b9 100644
--- a/Master/texmf-dist/tex/context/base/mkiv/toks-tra.mkiv
+++ b/Master/texmf-dist/tex/context/base/mkiv/toks-tra.mkiv
@@ -22,10 +22,13 @@
\unexpanded\def\starttokens [#1]{\ctxcommand{collecttokens("#1","stoptokens")}}
\let\stoptokens \relax
- \def\flushtokens [#1]{\ctxcommand{flushtokens("#1")}}
- \def\showtokens [#1]{\ctxcommand{showtokens("#1")}}
- \def\testtokens [#1]{\ctxcommand{testtokens("#1")}}
- \def\registertoken #1{\ctxcommand{registertoken("#1")}}
+\unexpanded\def\flushtokens [#1]{\ctxcommand{flushtokens("#1")}}
+\unexpanded\def\showtokens [#1]{\ctxcommand{showtokens("#1")}}
+\unexpanded\def\testtokens [#1]{\ctxcommand{testtokens("#1")}}
+\unexpanded\def\registertoken #1{\ctxcommand{registertoken("#1")}}
+\let\toks_show\showtokens % we also support the primitive
+
+\unexpanded\def\showtokens{\doifelsenextoptional\toks_show\normalshowtokens}
\protect \endinput