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/*	io.h 
 
	Definitions for low level I/O functions. 
 
	Copyright (c) Borland International 1987,1988 
	All Rights Reserved. 
*/ 
#if __STDC__ 
#define _Cdecl 
#else 
#define _Cdecl	cdecl 
#endif 
 
#ifndef _IO_H 
#define _IO_H 1 
 
#define HANDLE_MAX	20U 
 
extern	unsigned int	_Cdecl _openfd[]; 
 
struct	ftime	{ 
	unsigned	ft_tsec	 : 5;	/* Two second interval */ 
	unsigned	ft_min	 : 6;	/* Minutes */ 
	unsigned	ft_hour	 : 5;	/* Hours */ 
	unsigned	ft_day	 : 5;	/* Days */ 
	unsigned	ft_month : 4;	/* Months */ 
	unsigned	ft_year	 : 7;	/* Year */ 
}; 
 
#define SEEK_CUR	1 
#define SEEK_END	2 
#define SEEK_SET	0 
 
int  _Cdecl access	 (const char *path, int amode); 
int  _Cdecl _chmod	 (const char *path, int func, ... /* int attr */); 
int  _Cdecl chmod	 (const char *path, int amode); 
int  _Cdecl chsize	 (int handle, long size); 
int  _Cdecl _close	 (int handle); 
int  _Cdecl close	 (int handle); 
int  _Cdecl _creat	 (const char *path, int attribute); 
int  _Cdecl creat	 (const char *path, int amode); 
int  _Cdecl creatnew	 (const char *path, int mode); /* DOS 3.0 or later */ 
int  _Cdecl creattemp	 (char *path, int amode); /* DOS 3.0 or later */ 
int  _Cdecl dup		 (int handle); 
int  _Cdecl dup2	 (int oldhandle, int newhandle); 
int  _Cdecl eof		 (int handle); 
long _Cdecl filelength	 (int handle); 
int  _Cdecl getftime	 (int handle, struct ftime *ftimep); 
int  _Cdecl ioctl	 (int handle, int func, ...); 
		/* optional 3rd and 4th args are: void * argdx, int argcx */ 
int  _Cdecl isatty	 (int handle); 
int  _Cdecl lock	 (int handle, long offset, long length); 
long _Cdecl lseek	 (int handle, long offset, int fromwhere); 
int  _Cdecl _open	 (const char *path, int oflags); 
int  _Cdecl open	 (const char *path, int access,... /*unsigned mode*/); 
int  _Cdecl _read	 (int handle, void *buf, unsigned len); 
int  _Cdecl read	 (int handle, void *buf, unsigned len); 
int  _Cdecl setftime	 (int handle, struct ftime *ftimep); 
int  _Cdecl setmode	 (int handle, int amode); 
long _Cdecl tell	 (int handle); 
unsigned _Cdecl umask	 (unsigned cmask); 
int  _Cdecl unlink	 (const char *path); 
int  _Cdecl unlock	 (int handle, long offset, long length); 
int  _Cdecl _write	 (int handle, void *buf, unsigned len); 
int  _Cdecl write	 (int handle, void *buf, unsigned len); 
  
/* macros for compatibility with earlier versions & other compilers. */ 
#define sopen(path,access,shflag,mode)	 open (path, (access)|(shflag), mode) 
 
#endif	/* _IO_H */