|| GetBytesAvailable (ConnectionNumber(screen->display)) > 0) xevents();
|| #if defined(VMS) || defined(__VMS) screen->display->qlen > 0 #else GetBytesAvailable (ConnectionNumber(screen->display)) > 0 #endif ) xevents();
do_xevents(void){	register TScreen *screen = &term->screen;	if (XtAppPending(app_con)	|| GetBytesAvailable (ConnectionNumber(screen->display)) > 0)		xevents();}