Trailing-Edge
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PDP-10 Archives
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SRI_NIC_PERM_FS_1_19910112
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c/old/kc/stdio.h
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/* -------------------------------------------- */
/* stdio.h (TOPS-20) */
/* */
/* reference: */
/* Kernighan,B.W., D.M.Ritchie, */
/* The C Programming Language */
/* pp. 165 */
/* -------------------------------------------- */
#define _BUFSIZE 512
#define _NFILE 10
typedef struct _iobuf {
char *_ptr ; /* next character position */
int _cnt ; /* number of characters left */
char *_base ; /* location of buffer */
int _flag ; /* file access mode */
int _fd ; /* file descriptor */
} FILE ;
extern FILE _iob[_NFILE],
*stdin,
*stdout,
*stderr;
#define _READ 01 /* file opened for reading */
#define _WRITE 02 /* file opened for writing */
#define _UNBUF 04 /* file is unbuffered */
#define _BIGBUF 010 /* big buffer allocated */
#define _EOF 020 /* EOF occured */
#define _ERR 040 /* error occured */
#define _EFILE 0400 /* E editor file */
#define NULL 0
#define EOF (-1)