IOTakeLock Declarationvoid IOTakeLock(IOLock *lock); See AlsoMutexesIOLockAllocIOLockInitWithStateIOLockFreeIOTryLockIOLockLockIOUnlockIOLockTryLockIOLockUnlockIOLockWakeupIOLockSleepIOLockSleepDeadlineIOLockGetMachLock