From 6d0820fda557de28c014b8ad4c40c385d23029a7 Mon Sep 17 00:00:00 2001
From: Guus Sliepen <guus@meshlink.io>
Date: Mon, 15 Jun 2020 10:03:36 +0200
Subject: [PATCH] Don't overwrite CFLAGS when adding -std=c11.

---
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 7dd0736a..e397998a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -54,7 +54,7 @@ if test -d /sw/lib ; then
   LIBS="$LIBS -L/sw/lib"
 fi
 
-AX_CHECK_COMPILE_FLAG([-std=c11], [CFLAGS="-std=c11"])
+AX_CHECK_COMPILE_FLAG([-std=c11], [CFLAGS="$CFLAGS -std=c11"])
 
 dnl Compiler hardening flags
 dnl No -fstack-protector-all because it doesn't work on all platforms or architectures.
-- 
2.39.5