@class NSString, NSMutableArray, NSObject; @protocol OS_dispatch_queue; @interface NPKWorkQueue : NSObject @property (retain, nonatomic) NSObject<OS_dispatch_queue> *queue; @property (retain, nonatomic) NSMutableArray *remainingWork; @property (nonatomic) BOOL performingWork; @property (nonatomic) NSObject<OS_dispatch_queue> *callbackQueue; @property (nonatomic) BOOL takeOutTransactions; @property (retain, nonatomic) NSString *workQueueName; - (id)initWithQueue:(id)a0; - (id)init; - (void)dealloc; - (void)flush; - (void).cxx_destruct; - (void)_onQueue_doWorkIfNecessary; - (id)initWithQueue:(id)a0 takeOutTransactions:(BOOL)a1; - (void)performWork:(id /* block */)a0; @end