#ifndef lintstatic	char sccsid[] = "@(#)box.c 1.1 92/07/30 SMI"; /* from UCB 4.1 6/27/83 */#endifbox(x0, y0, x1, y1){	move(x0, y0);	cont(x0, y1);	cont(x1, y1);	cont(x1, y0);	cont(x0, y0);	move(x1, y1);}