Index: configure
--- configure.orig	2017-08-25 06:36:03.000000000 +0200
+++ configure	2017-09-01 13:22:36.494574000 +0200
@@ -6517,7 +6517,6 @@
 elif test "$GCC" = "yes"
 then
   GCC_VERSION=`$CC -dumpversion`
-  CFLAGS="$CFLAGS -Wall -Werror -pedantic -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls"
   case $GCC_VERSION in
     4.4.*)
     CFLAGS="$CFLAGS -fno-strict-aliasing"