@interface CSNetworkAvailabilityMonitor : CSEventMonitor { int _notifyToken; } + (id)sharedInstance; - (void)_stopMonitoring; - (void)_availabilityChanged; - (id)init; - (void)_startMonitoringWithQueue:(id)a0; - (void)_notifyObserver:(id)a0 withNetworkAvailability:(BOOL)a1; - (void)_didReceivedNetworkAvailabilityChangedNotification:(BOOL)a0; - (BOOL)isAvailable; @end