xref: /freebsd/include/stddef.h (revision 1669d8afc64812c8d2d1d147ae1fd42ff441e1b1)
1 /*-
2  * Copyright (c) 1990, 1993
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *	This product includes software developed by the University of
16  *	California, Berkeley and its contributors.
17  * 4. Neither the name of the University nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  *
33  *	@(#)stddef.h	8.1 (Berkeley) 6/2/93
34  *
35  * $FreeBSD$
36  */
37 
38 #ifndef _STDDEF_H_
39 #define _STDDEF_H_
40 
41 #include <sys/cdefs.h>
42 #include <sys/_null.h>
43 #include <sys/_types.h>
44 
45 typedef	__ptrdiff_t	ptrdiff_t;
46 
47 #if __BSD_VISIBLE
48 #ifndef _RUNE_T_DECLARED
49 typedef	__rune_t	rune_t;
50 #define	_RUNE_T_DECLARED
51 #endif
52 #endif
53 
54 #ifndef _SIZE_T_DECLARED
55 typedef	__size_t	size_t;
56 #define	_SIZE_T_DECLARED
57 #endif
58 
59 #ifndef	__cplusplus
60 #ifndef _WCHAR_T_DECLARED
61 typedef	__wchar_t	wchar_t;
62 #define	_WCHAR_T_DECLARED
63 #endif
64 #endif
65 
66 #define	offsetof(type, member)	__offsetof(type, member)
67 
68 #endif /* _STDDEF_H_ */
69