include/sys/file.h


1
2
3
4
5
6
7
8
9
10
11

#ifndef __SYS_FILE_H
#define __SYS_FILE_H

#define LOCK_SH 1
#define LOCK_EX 2
#define LOCK_NB 4
#define LOCK_UN 8

extern int flock(int, int);

#endif