/*_ stddef.h Tue May 9 1989 Modified by: Walter Bright */ #ifndef __STDDEF_H #define __STDDEF_H 1 typedef int ptrdiff_t; extern volatile int errno; #define size_t unsigned #define wchar_t char #define offsetof(t,i) ((size_t)((char *)&((t *)0)->i - (char *)0)) #if LPTR #define NULL 0L #else #define NULL 0 #endif #if __cplusplus inline void *operator new(size_t s, void *at) { return at; } #endif #endif