1#ifndef _STDIO_EXT_H
 2#define _STDIO_EXT_H
 3
 4#ifdef __cplusplus
 5extern "C" {
 6#endif
 7
 8#include <stdio.h>
 9
10#define FSETLOCKING_QUERY 0
11#define FSETLOCKING_INTERNAL 1
12#define FSETLOCKING_BYCALLER 2
13
14void _flushlbf(void);
15int __fsetlocking(FILE *, int);
16int __fwriting(FILE *);
17int __freading(FILE *);
18int __freadable(FILE *);
19int __fwritable(FILE *);
20int __flbf(FILE *);
21size_t __fbufsize(FILE *);
22size_t __fpending(FILE *);
23int __fpurge(FILE *);
24
25size_t __freadahead(FILE *);
26const char *__freadptr(FILE *, size_t *);
27void __freadptrinc(FILE *, size_t);
28void __fseterr(FILE *);
29
30#ifdef __cplusplus
31}
32#endif
33
34#endif