types.h

C语言库函数的原型,有用的拿去

/***
*sys/types.h - types returned by system level calls for file and time info
*
*       Copyright (c) Microsoft Corporation. All rights reserved.
*
*Purpose:
*       This file defines types used in defining values returned by system
*       level calls for file status and time information.
*       [System V]
*
*       [Public]
*
****/

#pragma once

#ifndef _INC_TYPES
#define _INC_TYPES

#if !defined (_WIN32)
#error ERROR: Only Win32 target supported!
#endif  /* !defined (_WIN32) */

#ifndef _CRTBLD
/* This version of the header files is NOT for user programs.
 * It is intended for use when building the C runtimes ONLY.
 * The version intended for public use will not have this message.
 */
#error ERROR: Use of C runtime library internal header file.
#endif  /* _CRTBLD */

#if !defined (_W64)
#if !defined (__midl) && (defined (_X86_) || defined (_M_IX86))
#define _W64 __w64
#else  /* !defined (__midl) && (defined (_X86_) || defined (_M_IX86)) */
#define _W64
#endif  /* !defined (__midl) && (defined (_X86_) || defined (_M_IX86)) */
#endif  /* !defined (_W64) */

#ifdef _USE_32BIT_TIME_T
#ifdef _WIN64
#include <crtwrn.h>
#endif  /* _WIN64 */
#endif  /* _USE_32BIT_TIME_T */

#ifndef _TIME32_T_DEFINED
typedef _W64 long __time32_t;   /* 32-bit time value */
#define _TIME32_T_DEFINED
#endif  /* _TIME32_T_DEFINED */

#ifndef _TIME64_T_DEFINED
typedef __int64 __time64_t;     /* 64-bit time value */
#define _TIME64_T_DEFINED
#endif  /* _TIME64_T_DEFINED */

#ifndef _TIME_T_DEFINED
#ifdef _USE_32BIT_TIME_T
typedef __time32_t time_t;      /* time value */
#else  /* _USE_32BIT_TIME_T */
typedef __time64_t time_t;      /* time value */
#endif  /* _USE_32BIT_TIME_T */
#define _TIME_T_DEFINED         /* avoid multiple def's of time_t */
#endif  /* _TIME_T_DEFINED */


#ifndef _INO_T_DEFINED

typedef unsigned short _ino_t;          /* i-node number (not used on DOS) */

#if !__STDC__
/* Non-ANSI name for compatibility */
typedef unsigned short ino_t;
#endif  /* !__STDC__ */

#define _INO_T_DEFINED
#endif  /* _INO_T_DEFINED */


#ifndef _DEV_T_DEFINED

typedef unsigned int _dev_t;            /* device code */

#if !__STDC__
/* Non-ANSI name for compatibility */
typedef unsigned int dev_t;
#endif  /* !__STDC__ */

#define _DEV_T_DEFINED
#endif  /* _DEV_T_DEFINED */


#ifndef _OFF_T_DEFINED

typedef long _off_t;                    /* file offset value */

#if !__STDC__
/* Non-ANSI name for compatibility */
typedef long off_t;
#endif  /* !__STDC__ */

#define _OFF_T_DEFINED
#endif  /* _OFF_T_DEFINED */

#endif  /* _INC_TYPES */