namespace CoreFoundation
{
    public class CFNotificationCenter : INativeObject, IDisposable
    {
        public CFNotificationObserverToken AddObserver(string name, INativeObject objectToObserve, Action<string, NSDictionary> notificationHandler, CFNotificationSuspensionBehavior suspensionBehavior = CFNotificationSuspensionBehavior.DeliverImmediately);
    }
}