7 #define NULL ((void*)0)
10 #define __NEED_ptrdiff_t
12 #define __NEED_wchar_t
14 #include <bits/alltypes.h>
17 #define offsetof(type, member) __builtin_offsetof(type, member)
19 #define offsetof(type, member) ((size_t)( (char *)&(((type *)0)->member) - (char *)0 ))