#ifndef _LOCK_H_d3ad728b_
#define _LOCK_H_d3ad728b_

typedef void *LOCK_HANDLE;
#define LOCK_NOHANDLE ((LOCK_HANDLE)&lock_nohandle)
#define LOCK_ERRHANDLE ((LOCK_HANDLE)&lock_errhandle)

extern char lock_nohandle;
extern char lock_errhandle;

extern LOCK_HANDLE set_lock(const char *, int, int);
extern void unset_lock(LOCK_HANDLE);

#endif