vValue e = wEvent.dequeue(c.evq, dx, dy);
vValue e = wEvent.dequeue(c, dx, dy);
vValue Event() {    if (c.evq.Size().value == 0) {	// if we're going to block	iKeyword.output.file().flush();	// flush stdout first    }    vValue e = wEvent.dequeue(c.evq, dx, dy);    setCurrent(this);    return e;}