@protocol IOKPowerNotifierDelegate; @interface IOKPowerNotifier : NSObject { struct IONotificationPort { } *_notificationPort; unsigned int _connection; unsigned int _notifier; } @property (weak, nonatomic) id<IOKPowerNotifierDelegate> delegate; - (void)systemHasPoweredOn; - (void)systemWillSleep; - (void)dealloc; - (void).cxx_destruct; - (id)initWithDispatchQueue:(id)a0; - (void)_handlePowerNotificationWithMessageType:(unsigned int)a0 andArgument:(long long)a1; - (void)systemWillNotSleep; - (void)systemWillPowerOn; @end