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LOCK(9)                    Kernel Developer's Manual                   LOCK(9)

NAME
     lock, simple_lock_init, simple_lock, simple_lock_try, simple_unlock,
     simple_lock_freecheck, simple_lock_dump, lockinit, lockmgr, lockstatus,
     lockmgr_printinfo, spinlockinit, spinlockmgr - kernel lock functions

DESCRIPTION
     These interfaces have been obsoleted and removed from the system.

     Please see the condvar(9), mutex(9), and rwlock(9) manual pages for
     information on kernel synchronisation primitives.

SEE ALSO
     condvar(9), mutex(9), rwlock(9)

HISTORY
     The kernel locking API first appeared in 4.4BSD-lite2, and was replaced
     in NetBSD 5.0.

NetBSD 8.0                     January 30, 2008                     NetBSD 8.0