--- Modules/_ctypes/libffi/include/ffi_common.h Sun Nov 10 02:36:41 2013
+++ Modules/_ctypes/libffi/include/ffi_common.h.fix     Mon Dec 16 08:23:56 2013
@@ -115,7 +115,7 @@

 typedef float FLOAT32;

-#ifndef __GNUC__
+#if !defined(__GNUC__) || __GNUC__==2
 #define __builtin_expect(x, expected_value) (x)
 #endif
 #define LIKELY(x)    __builtin_expect(!!(x),1)