137 static	int	Margin = MARGIN;  variable
501 			Margin = 0;  in findopt()
558 	if (Length <= Margin)  in findopt()
559 		Margin = 0;  in findopt()
561 	Plength = Length - Margin/2;  in findopt()
661 			if (Margin == 0)  in print()
688 	for (Line = Margin / 2; ; (void) get(0)) {  in putpage()
725 			if (Margin != 0)  in putpage()
756 	for (Line = Margin / 2; ; (void) get(0)) {  in foldpage()
843 			if (Margin != 0)  in foldpage()
884 		for (j = (Length - Margin)/Dblspace; --j >= 0; ++bline) {  in nexbuf()
978 	i = (Length - Margin) / Dblspace;  in foldbuf()
1012 		if (l > ((Length - Margin) / Dblspace)) {  in balance()
1013 			l = (Length - Margin) / Dblspace;  in balance()