From fdabf8f21bd6940623f65931a3153b8e175020b4 Mon Sep 17 00:00:00 2001
From: Ned Deily <nad@python.org>
Date: Fri, 7 Jul 2017 01:09:26 -0400
Subject: [PATCH] bpo-30797, bpo-30694: Avoid _GNU_SOURCE redefined warning in
 xmlparse.c

---
 Modules/expat/xmlparse.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Modules/expat/xmlparse.c b/Modules/expat/xmlparse.c
index 76f078e2505f90..daec151e232f1c 100644
--- a/Modules/expat/xmlparse.c
+++ b/Modules/expat/xmlparse.c
@@ -4,7 +4,7 @@
    77fea421d361dca90041d0040ecf1dca651167fadf2af79e990e35168d70d933 (2.2.1+)
 */
 
-#define _GNU_SOURCE                     /* syscall prototype */
+#define _GNU_SOURCE 1                   /* syscall prototype */
 
 #include <stddef.h>
 #include <string.h>                     /* memset(), memcpy() */