locking.h

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/*  locking.h

    Definitions for mode parameter of locking() function.

    Copyright (c) 1990 by Borland International
    All Rights Reserved.
*/

#if !defined(__LOCKING_H)
#define __LOCKING_H

#define LK_UNLCK  0     /* unlock file region */
#define LK_LOCK   1     /* lock file region, try for 10 seconds */
#define LK_NBLCK  2     /* lock file region, don't block */
#define LK_RLCK   3     /* same as LK_LOCK */
#define LK_NBRLCK 4     /* same as LK_NBLCK */

#endif