@interface APUnfairRecursiveLock : NSObject <NSLocking> {
struct os_unfair_recursive_lock_s { struct os_unfair_lock_s { unsigned int _os_unfair_lock_opaque; } ourl_lock; unsigned int ourl_count; } _lock;
}
- (id)init;
- (void)lock;
- (void)unlock;
@end