class DeferredScalarSubscription extends BasicIntQueueSubscription<T> {

    @Override
    public final int requestFusion(int mode) {
        if ((mode & ASYNC) != 0) {
            lazySet(FUSED_EMPTY);
            return ASYNC;
        }
        return NONE;
    }

    public  DeferredScalarSubscription(Subscriber<? super T> actual);

}