From b00ce100bd0c40cb746e02615a3f6bf4e989d66e Mon Sep 17 00:00:00 2001
From: Bent Bisballe Nyeng <deva@aasimon.org>
Date: Fri, 3 Oct 2014 10:23:07 +0200
Subject: Fix _FORTIFY_SOURCE double definition.

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

diff --git a/configure.ac b/configure.ac
index bbffeba..66c8678 100644
--- a/configure.ac
+++ b/configure.ac
@@ -19,7 +19,7 @@ AC_ARG_WITH(debug,
 if test x$with_debug == xyes; then
   AC_MSG_WARN([*** Building with debug support!])
   AC_DEFINE_UNQUOTED(WITH_DEBUG, , [The project is configured to use debug output])
-  CXXFLAGS="$CXXFLAGS -D_FORTIFY_SOURCE=2 -fstack-protector -Wall -Werror -g -O0"
+  CXXFLAGS="$CXXFLAGS -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fstack-protector -Wall -Werror -g -O0"
 fi 
 
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