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- /* stddef.h
-
- Definitions for common types, NULL, and errno.
-
- Copyright (c) Borland International 1987,1988,1990
- All Rights Reserved.
- */
-
- #ifndef __STDDEF_H
- #define __STDDEF_H
-
- #if __STDC__
- #define _Cdecl
- #else
- #define _Cdecl cdecl
- #endif
-
- #ifndef __PAS__
- #define _CType _Cdecl
- #else
- #define _CType pascal
- #endif
-
- #ifndef _PTRDIFF_T
- #define _PTRDIFF_T
- #if defined(__LARGE__) || defined(__HUGE__) || defined(__COMPACT__)
- typedef long ptrdiff_t;
- #else
- typedef int ptrdiff_t;
- #endif
- #endif
-
- #ifndef _SIZE_T
- #define _SIZE_T
- typedef unsigned size_t;
- #endif
-
- #define offsetof( s_name, m_name ) (size_t)&(((s_name*)0)->m_name)
-
- #ifndef _WCHAR_T
- #define _WCHAR_T
- typedef char wchar_t;
- #endif
-
- #ifndef NULL
- #if defined(__TINY__) || defined(__SMALL__) || defined(__MEDIUM__)
- #define NULL 0
- #else
- #define NULL 0L
- #endif
- #endif
-
- #endif
-