From bd02d0689190f526c99eee9b35c1335bd96a74af Mon Sep 17 00:00:00 2001
From: jvoisin
Date: Wed, 17 Jan 2018 14:45:15 +0100
Subject: Make the build system a bit more portable

---
 src/config.m4 | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/config.m4 b/src/config.m4
index b2c6ed5..3d4c1ba 100644
--- a/src/config.m4
+++ b/src/config.m4
@@ -16,8 +16,9 @@ PHP_ARG_ENABLE(coverage, whether to enable coverage support,
 PHP_ARG_ENABLE(debug, whether to enable debug messages,
 [  --enable-debug           Enable debug messages], no, no)
 
+AC_PROG_CC_STDC()
+
 CFLAGS="$CFLAGS"
-CFLAGS="$CFLAGS -D_DEFAULT_SOURCE=1 -std=c99"
 CFLAGS="$CFLAGS -Wall -Wextra -Wno-unused-parameter"
 CFLAGS="$CFLAGS -Wformat=2 -Wformat-security -D_FORTIFY_SOURCE=2"
 CFLAGS="$CFLAGS -fstack-protector"
-- 
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