--- pyobjc-core/Modules/objc/objc-runtime-compat.m.orig 2008-05-01 01:34:04.000000000 -0700 +++ pyobjc-core/Modules/objc/objc-runtime-compat.m 2011-10-12 09:13:03.000000000 -0700 @@ -981,7 +981,7 @@ size_t PyObjC_methodlist_magic(Class cls #endif -#if defined(__x86_64__) +#if __OBJC2__ @implementation Protocol (NSOBjectCompat) - self