#ifndef _STDDEF_H #define _STDDEF_H /* ugh. This is normally provided by gcc. */ #ifdef __GNUC__ typedef __PTRDIFF_TYPE__ ptrdiff_t; #if !defined(__cplusplus) typedef __WCHAR_TYPE__ wchar_t; #endif #else typedef signed long ptrdiff_t; typedef int wchar_t; #endif #undef NULL #if defined(__cplusplus) #define NULL 0 #else #define NULL (void*)0 #endif #undef offsetof #define offsetof(type,member) ((size_t) &((type*)0)->member) #endif