--- eventlircd/configure.ac.orig	2013-07-24 12:25:37.000000000 +0200
+++ eventlircd/configure.ac	2013-07-24 12:43:14.402837600 +0200
@@ -121,7 +121,7 @@
 AX_C_CHECK_FLAG([-pedantic],[],[],[CFLAGS="$CFLAGS -pedantic"],[])
 AX_C_CHECK_FLAG([-flto],[],[],[CFLAGS="$CFLAGS -flto"],[])
 AX_C_CHECK_FLAG([-fvisibility=hidden],[],[],[CFLAGS="$CFLAGS -fvisibility=hidden"],[])
-AX_C_CHECK_FLAG([-Werror],[],[],[CFLAGS="$CFLAGS -Werror"],[])
+AX_C_CHECK_FLAG([-Werror],[],[],[CFLAGS="$CFLAGS"],[])
 AX_C_CHECK_FLAG([-Wall],[],[],[CFLAGS="$CFLAGS -Wall"],[])
 AX_C_CHECK_FLAG([-Wextra],[],[],[CFLAGS="$CFLAGS -Wextra"],[])
 AX_C_CHECK_FLAG([-Wcast-qual],[],[],[CFLAGS="$CFLAGS -Wcast-qual"],[])