stpncpy: Allow stpncpy to be defined as a macro.

[gnulib.git] / lib / string.in.h

diff --git a/lib/string.in.h b/lib/string.in.h
index fb73770..bb6aa58 100644 (file)
--- a/lib/string.in.h
+++ b/lib/string.in.h
@@ -233,6 +233,7 @@ _GL_WARN_ON_USE (stpcpy, "stpcpy is unportable - "
 #if @GNULIB_STPNCPY@
 # if @REPLACE_STPNCPY@
 #  if !(defined __cplusplus && defined GNULIB_NAMESPACE)
+#   undef stpncpy
 #   define stpncpy rpl_stpncpy
 #  endif
 _GL_FUNCDECL_RPL (stpncpy, char *,