Index: configure
--- configure.orig	2017-09-20 08:46:32.000000000 +0200
+++ configure	2018-10-13 21:37:08.889857000 +0200
@@ -3130,9 +3130,9 @@
 
 
 
-GCC_CFLAGS="-fvisibility=hidden -pipe -Wall -W -Werror \
-    -Wno-unused-parameter -Wno-missing-field-initializers -Wpointer-arith \
-    -Wstrict-prototypes -Wcast-qual -Wcast-align -Wno-error=unused-function \
+GCC_CFLAGS="-fvisibility=hidden -pipe \
+    -Wno-unused-parameter -Wno-missing-field-initializers \
+    -Wno-error=unused-function \
     -Wno-error=unused-variable -Wno-error=deprecated-declarations"
 
 case `pwd` in