/*      stdio.h

        Definitions for stream input/output.

        Copyright ?Borland International 1987,1988
        All Rights Reserved.
*/
#if __STDC__
#define _Cdecl
#else
#define _Cdecl  cdecl
#endif

#if     !defined(__STDIO_DEF_)
#define __STDIO_DEF_

#ifndef _SIZE_T
#define _SIZE_T
typedef unsigned size_t;
#endif
#ifndef NULL
#   if defined(__TINY__) || defined(__SMALL__) || defined(__MEDIUM__)
#   define      NULL    0
#   else
#   define      NULL    0L
#   endif
#endif

#if     !defined(__STDARG)
#include        <stdarg.h>
#endif

/* Definition of the file position type
*/
typedef long    fpos_t;

/* Definition of the control structure for streams
*/
typedef struct  {
        short           level;          /* fill/empty level of buffer */
        unsigned        flags;          /* File status flags    */
        char            fd;             /* File descriptor      */
        unsigned char   hold;           /* Ungetc char if no buffer */
        short           bsize;          /* Buffer size          */
        unsigned char   *buffer;        /* Data transfer buffer */
        unsigned char   *curp;          /* Current active pointer */
        unsigned        istemp;         /* Temporary file indicator */
        short           token;          /* Used for validity checking */
}       FILE;                           /* This is the FILE object */

/* Bufferisation type to be used as 3rd argument for "setvbuf" function
*/
#define _IOFBF  0
#define _IOLBF  1
#define _IONBF  2

/*      "flags" bits definitions
*/
#define _F_RDWR 0x0003                  /* Read/write flag      */
#define _F_READ 0x0001                  /* Read only file       */
#define _F_WRIT 0x0002                  /* Write only file      */
#define _F_BUF  0x0004                  /* Malloc'ed Buffer data */
#define _F_LBUF 0x0008                  /* line-buffered file   */
#define _F_ERR  0x0010                  /* Error indicator      */
#define _F_EOF  0x0020                  /* EOF indicator        */
#define _F_BIN  0x0040                  /* Binary file indicator */
#define _F_IN   0x0080                  /* Data is incoming     */
#define _F_OUT  0x0100                  /* Data is outgoing     */
#define _F_TERM 0x0200                  /* File is a terminal   */

/* End-of-file constant definition
*/
#define EOF     (-1)                    /* End of file indicator */

/* Number of files that can be open simultaneously
*/
#define OPEN_MAX 20                     /* Total of 20 open files */
#define SYS_OPEN 20

/* Default buffer size use by "setbuf" function
*/
#define BUFSIZ  512                     /* Buffer size for stdio */

/* Size of an arry large enough to hold a temporary file name string
*/
#define L_ctermid       5               /* CON: plus null byte */
#define L_tmpnam        13              /* tmpnam buffer size */

/* Constants to be used as 3rd argument for "fseek" function
*/
#define SEEK_CUR        1
#define SEEK_END        2