--- Python-2.5.1/Modules/_ctypes/libffi/include/ffi.h.in.orig	2007-09-17 22:08:50.000000000 +0200
+++ Python-2.5.1/Modules/_ctypes/libffi/include/ffi.h.in	2007-09-17 22:08:59.000000000 +0200
@@ -116,7 +116,7 @@
 #define ffi_type_slong         ffi_type_sint64
 #if LONG_MAX == 2147483647
 # if FFI_LONG_LONG_MAX != 9223372036854775807
-  #error "no 64-bit data type supported"
+  #warning "no 64-bit data type supported"
 # endif
 #elif LONG_MAX != 9223372036854775807
  #error "long size not supported"