#include "nxlib.h"/* Synchronize with errors and events, optionally discarding pending events */intXSync(Display *dpy, Bool discard){	GrFlush();	if (discard) {		int count = GrQueueLength();		GR_EVENT ev;		while (--count >= 0)			GrCheckNextEvent(&ev);	}	return 1;}intXNoOp(Display *dpy) {	return 1;}