@class NSObject; @protocol OS_dispatch_queue, NAScheduler; @interface _NALazyFuture : NAFuture @property (copy, nonatomic) id /* block */ block; @property (retain, nonatomic) id scheduler; @property (retain, nonatomic) NSObject *accessQueue; @property (nonatomic) BOOL started; - (void)willAddCompletionBlock; - (id)initWithBlock:(id /* block */)a0 scheduler:(id)a1; - (void).cxx_destruct; @end