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BSD 4.3reno

/*-
 * Copyright (c) 1990 The Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that: (1) source distributions retain this entire copyright
 * notice and comment, and (2) distributions including binaries display
 * the following acknowledgement:  ``This product includes software
 * developed by the University of California, Berkeley and its contributors''
 * in the documentation or other materials provided with the distribution
 * and in all advertising materials mentioning features or use of this
 * software. Neither the name of the University nor the names of its
 * contributors may be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 *	@(#)stddef.h	5.2 (Berkeley) 5/17/90
 */

#ifndef _STDDEF_H_
#define _STDDEF_H_
#include <machine/machtypes.h>

typedef	_PTRDIFF_T_	ptrdiff_t;

#ifdef	_SIZE_T_
typedef	_SIZE_T_	size_t;
#undef	_SIZE_T_
#endif

#ifdef	_WCHAR_T_
typedef	_WCHAR_T_	wchar_t;
#undef	_WCHAR_T_
#endif

#ifndef	NULL
#define	NULL	0
#endif

#define	offsetof(type, member)	((size_t)(&((type *)0)->member))

#endif /* _STDDEF_H_ */

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