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