@class NSObject, NSMapTable, NSMutableDictionary;
@protocol OS_os_transaction;
@interface HVQueuesGuardedData : NSObject {
NSMapTable *_observers;
NSMutableDictionary *_queues;
NSObject<OS_os_transaction> *_contentAvailableNotificationInProgress;
unsigned int _dataSourcesWithContentAvailable;
}
- (id)init;
- (void).cxx_destruct;
@end