diff -ruN abrt-2.1.11/configure abrt-2.1.11.fix/configure
--- abrt-2.1.11/configure	2014-01-08 18:46:48.057001105 +0100
+++ abrt-2.1.11.fix/configure	2014-01-08 18:46:33.880000782 +0100
@@ -17432,7 +17432,8 @@
 AUTOM4TE=${AUTOM4TE-"${am_missing_run}autom4te"}
 
 # Needed by tests/atlocal.in.
-O0CFLAGS=`echo $CFLAGS   | sed 's/-O[0-9] *//' | sed 's/-Werror//'`
+# CFLAGS may contain '-Werror=format-security'
+O0CFLAGS=`echo $CFLAGS   | sed 's/-O[[0-9]] *//' | sed 's/-Werror\(=[^ ]*\)\?//g'`
 
 
 ac_config_headers="$ac_config_headers config.h"