@interface PGUnfairLock : NSObject { struct os_unfair_lock_s { unsigned int _os_unfair_lock_opaque; } _lock; } - (id)init; - (void)lock; - (void)unlock; @end
@interface PGUnfairLock : NSObject { struct os_unfair_lock_s { unsigned int _os_unfair_lock_opaque; } _lock; } - (id)init; - (void)lock; - (void)unlock; @end