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-rw-r--r--src/regex.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/regex.h b/src/regex.h
index 9ee2060a1ed..2f6860d9ec5 100644
--- a/src/regex.h
+++ b/src/regex.h
@@ -412,15 +412,15 @@ typedef struct
unfortunately clutters up the declarations a bit, but I think it's
worth it. */
-#if __STDC__
+#if defined __STDC__ || defined PROTOTYPES
#define _RE_ARGS(args) args
-#else /* not __STDC__ */
+#else /* not __STDC__ || PROTOTYPES */
#define _RE_ARGS(args) ()
-#endif /* not __STDC__ */
+#endif /* not __STDC__ || PROTOTYPES */
/* Sets the current default syntax to SYNTAX, and return the old syntax.
You can also simply assign to the `re_syntax_options' variable. */