dos_compilers/Borland Turbo C++ v1/INCLUDE/STDDEF.H
2024-07-02 07:34:51 -07:00

54 lines
924 B
C

/* 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