OS_UNFAIR_LOCK_INIT A value you use to initialize a new unfair lock. Declaration#define OS_UNFAIR_LOCK_INIT See AlsoUnfair Lockingos_unfair_lockos_unfair_lock_tos_unfair_lock_lockos_unfair_lock_trylockos_unfair_lock_lock_with_flagsos_unfair_lock_unlockos_unfair_lock_assert_owneros_unfair_lock_assert_not_owneros_unfair_lock_flags_t