if (dpy || ev || er || op) {}
Bool XETrapQueryExtension_wr(Display *dpy, int *ev, int *er, int *op) {#if LIBVNCSERVER_HAVE_LIBXTRAP	return XETrapQueryExtension(dpy, (INT32 *)ev, (INT32 *)er,	    (INT32 *)op);#else	return False;#endif}