@interface _PFMutex : NSObject <NSLocking> { struct _opaque_pthread_mutex_t { long long __sig; char __opaque[56]; } _lock; } + (void)initialize; - (id)init; - (void)dealloc; - (void)lock; - (void)unlock; - (BOOL)tryLock; @end
@interface _PFMutex : NSObject <NSLocking> { struct _opaque_pthread_mutex_t { long long __sig; char __opaque[56]; } _lock; } + (void)initialize; - (id)init; - (void)dealloc; - (void)lock; - (void)unlock; - (BOOL)tryLock; @end