usr/src/include/stddef.h

/*-
 * Copyright (c) 1990 The Regents of the University of California.
 * All rights reserved.
 *
 * %sccs.include.redist.c%
 *
 *      @(#)stddef.h    5.3 (Berkeley) %G%
 */

#ifndef _STDDEF_H_
#define _STDDEF_H_
#include <machine/types.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_ */