@class NSMutableSet; @interface COCoordinationServiceClientSet : NSObject { struct os_unfair_lock_s { unsigned int _os_unfair_lock_opaque; } _lock; } @property (readonly, nonatomic) NSMutableSet *clients; - (id)init; - (void).cxx_destruct; - (id)serviceClients; - (void)_withLock:(id /* block */)a0; - (void)addServiceClient:(id)a0; - (void)removeServiceClient:(id)a0; - (id)serviceClientForXPCConnection:(id)a0; @end