/* $OpenBSD: stddef.h,v 1.10 2009/09/22 21:40:02 jsg Exp $ */ /* $NetBSD: stddef.h,v 1.4 1994/10/26 00:56:26 cgd Exp $ */ /*- * Copyright (c) 1990 The Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. 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 BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)stddef.h 5.5 (Berkeley) 4/3/91 */ #ifndef _STDDEF_H_ #define _STDDEF_H_ #include <sys/cdefs.h> #include <sys/_types.h> #ifndef _PTRDIFF_T_DEFINED_ #define _PTRDIFF_T_DEFINED_ typedef __ptrdiff_t ptrdiff_t; #endif #ifndef _SIZE_T_DEFINED_ #define _SIZE_T_DEFINED_ typedef __size_t size_t; #endif /* in C++, wchar_t is a built-in type */ #if !defined(_WCHAR_T_DEFINED_) && !defined(__cplusplus) #define _WCHAR_T_DEFINED_ typedef __wchar_t wchar_t; #endif #ifndef _WINT_T_DEFINED_ #define _WINT_T_DEFINED_ typedef __wint_t wint_t; #endif #ifndef _MBSTATE_T_DEFINED_ #define _MBSTATE_T_DEFINED_ typedef __mbstate_t mbstate_t; #endif #ifndef NULL #ifdef __GNUG__ #define NULL __null #else #define NULL 0L #endif #endif #if __GNUC_PREREQ__(4, 0) #define offsetof(type, member) __builtin_offsetof(type, member) #else #define offsetof(type, member) ((size_t)(&((type *)0)->member)) #endif #endif /* _STDDEF_H_ */