@class NSString, NSObject; @protocol OS_dispatch_semaphore; @interface FMSynchronizer : NSObject @property (nonatomic) BOOL timeoutOccurred; @property (nonatomic) double timeout; @property (retain, nonatomic) NSString *info; @property (retain, nonatomic) NSObject<OS_dispatch_semaphore> *sem; - (void)signal; - (void)wait; - (void).cxx_destruct; - (id)initWithDescription:(id)a0 andTimeout:(double)a1; @end