keil-C51完全破解版-28.7M.zip
源代码在线查看： stddef.h
/*--------------------------------------------------------------------------
STDDEF.H
Standard definitions.
Copyright (c) 1988-2003 Keil Elektronik GmbH and Keil Software, Inc.
All rights reserved.
--------------------------------------------------------------------------*/
#ifndef __STDDEF_H__
#define __STDDEF_H__
#ifndef NULL
#define NULL ((void *) 0)
#endif
#ifndef _SIZE_T
#define _SIZE_T
typedef unsigned int size_t;
#endif
typedef int ptrdiff_t;
#define offsetof(s,m) (size_t)&(((s code *)0)->m)
#endif
