@class ABSAddressBook, NSMutableArray; @interface ABSChangeCallbacks : NSObject { ABSAddressBook *_addressBook; NSMutableArray *_externalCallbacks; NSMutableArray *_externalCallBackThreads; NSMutableArray *_externalCallbackContexts; long long _initialAccessStatus; } - (void)dealloc; - (id)initWithAddressBook:(id)a0; - (void)contactStoreChanged:(id)a0; - (void).cxx_destruct; - (void)addExternalCallback:(void /* function */ *)a0 onThread:(id)a1 withContext:(void *)a2; - (BOOL)hasExternalCallback:(void /* function */ *)a0 onThread:(id)a1 withContext:(void *)a2; - (void)removeExternalCallback:(void /* function */ *)a0 withContext:(void *)a1; @end