From 59d27eeb9e62ebaebdd0fc66b1e0e38bd96790f7 Mon Sep 17 00:00:00 2001
From: Jim Meyering <jim@meyering.net>
Date: Tue, 6 Apr 1993 02:45:12 +0000
Subject: [PATCH] undef isascii before redefining

---
 lib/regex.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/regex.c b/lib/regex.c
index eda11b535..247f5f1d7 100644
--- a/lib/regex.c
+++ b/lib/regex.c
@@ -127,7 +127,8 @@ init_syntax_once ()
 /* isalpha etc. are used for the character classes.  */
 #include <ctype.h>
 
-#ifndef isascii
+#if !defined (isascii) || defined (STDC_HEADERS)
+#undef isascii
 #define isascii(c) 1
 #endif
 
-- 
2.11.0