about summary refs log tree commit diff
path: root/include/stddef.h
blob: bd753853503d94ca3759b2e451fffb68675e869b (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
#ifndef _STDDEF_H
#define _STDDEF_H

#ifdef __cplusplus
#define NULL 0L
#else
#define NULL ((void*)0)
#endif

#define __NEED_ptrdiff_t
#define __NEED_size_t
#define __NEED_wchar_t
#if __STDC_VERSION__ >= 201112L || __cplusplus >= 201103L
#define __NEED_max_align_t
#endif

#include <bits/alltypes.h>

#if __GNUC__ > 3
#define offsetof(type, member) __builtin_offsetof(type, member)
#else
#define offsetof(type, member) ((size_t)( (char *)&(((type *)0)->member) - (char *)0 ))
#endif

#endif