@class NSString, NSObject, NSXPCConnection; @protocol OS_dispatch_queue; @interface AudioPlaybackClientService : NSObject { NSXPCConnection *_connection; NSObject *_engineQueue; struct atomic { struct __cxx_atomic_impl> { _Atomic unsigned long long __a_value; } __a_; } _connectionIdentifier; } @property (copy, nonatomic) id /* block */ streamTokenDidCompleteCallback; @property (readonly) unsigned long long connectionIdentifier; @property (readonly) BOOL connected; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; @end