| /* $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 |
| |
| #if !defined(_WCHAR_T_DEFINED_) && !defined(__cplusplus) |
| #define _WCHAR_T_DEFINED_ |
| #ifndef __WCHAR_TYPE__ |
| #define __WCHAR_TYPE__ int |
| #endif |
| typedef __WCHAR_TYPE__ wchar_t; |
| #endif |
| |
| #ifndef NULL |
| #ifdef __cplusplus |
| #define NULL 0 |
| #else |
| #define NULL ((void *)0) |
| #endif |
| #endif |
| |
| #define offsetof(type, member) ((size_t)(&((type *)0)->member)) |
| |
| #endif /* _STDDEF_H_ */ |
| |