/* stdio.h for BDS C v1.6 2/85 */
#define BDSC
#define NULL 0 /* null pointer */
#define EOF -1 /* Physical EOF returned by low level I/O functions */
#define ERROR -1 /* General "on error" return value */
#define OK 0 /* General purpose "no error" return value */
#define JBUFSIZE 6 /* Length of setjump/longjump buffer */
#define CPMEOF 0x1a /* CP/M End-of-text-file marker (sometimes!) */
#define SECSIZ 128 /* Sector size for CP/M read/write calls */
#define TRUE 1 /* logical true constant */
#define FALSE 0 /* logical false constant */
#define MAXLINE 150 /* For compatibility */
#define VOID /* for functions that don't return anything */
#define NSECTS 8 /* Number of sectors to buffer up in ram */
struct _buf {
int _fd;
int _nleft;
char *_nextp;
char _buff[NSECTS * SECSIZ];
char _flags;
};
#define FILE struct _buf /* Poor man's "typedef" */
#define _READ 1 /* only one of these two may be active at a time */
#define _WRITE 2
#define _EOF 4 /* EOF has occurred on input */
#define _TEXT 8 /* convert ^Z to EOF on input, write ^Z on output */
#define _ERR 16 /* error occurred writing data out to a file */
#define stdin 0
#define stdout 1
#define stdlst 2
#define stdrdr 3
#define stdpun 3
#define stderr 4
#define getc fgetc
#define putc fputc
struct _header { /* Alloc/Free object structure */
struct _header *_ptr;
unsigned _size;
};
struct _header _base; /* declare this external data to */
struct _header *_allocp; /* be used by alloc() and free() */