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-rw-r--r--Doc/lib/libsys.tex1
1 files changed, 1 insertions, 0 deletions
diff --git a/Doc/lib/libsys.tex b/Doc/lib/libsys.tex
index ea4aafa..8f8b5cc 100644
--- a/Doc/lib/libsys.tex
+++ b/Doc/lib/libsys.tex
@@ -200,6 +200,7 @@ It is always available.
\begin{funcdesc}{getcheckinterval}{}
Return the interpreter's ``check interval'';
see \function{setcheckinterval()}.
+ \versionadded{2.3}
\end{funcdesc}
\begin{funcdesc}{getdefaultencoding}{}