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/*===---- stddef.h - Basic type definitions --------------------------------===
*
* Copyright (c) 2008 Eli Friedman
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
*===-----------------------------------------------------------------------===
*/
#ifndef __STDDEF_H
#define __STDDEF_H
#ifndef _PTRDIFF_T
#define _PTRDIFF_T
typedef __typeof__(((int*)0)-((int*)0)) ptrdiff_t;
#endif
#ifndef _SIZE_T
#define _SIZE_T
typedef __typeof__(sizeof(int)) size_t;
#endif
#ifndef __cplusplus
#ifndef _WCHAR_T
#define _WCHAR_T
typedef __WCHAR_TYPE__ wchar_t;
#endif
#endif
#undef NULL
#ifdef __cplusplus
#undef __null // VC++ hack.
#define NULL __null
#else
#define NULL ((void*)0)
#endif
#define offsetof(t, d) __builtin_offsetof(t, d)
#endif /* __STDDEF_H */
/* Some C libraries expect to see a wint_t here. Others (notably MinGW) will use
__WINT_TYPE__ directly; accommodate both by requiring __need_wint_t */
#if defined(__need_wint_t)
#if !defined(_WINT_T)
#define _WINT_T
typedef __WINT_TYPE__ wint_t;
#endif /* _WINT_T */
#undef __need_wint_t
#endif /* __need_wint_t */
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