202 static LINE	addr1;  variable
499 		addr1 = addr2 = dot;  in commands()
504 	addr1 = 0;  in commands()
507 		addr1 = zero + 1;  in commands()
520 		addr1 = dot;  in commands()
535 		addr1 = addr2;  in commands()
546 	if (addr1 == 0)  in commands()
547 		addr1 = addr2;  in commands()
563 		append(gettty, addr1-1);  in commands()
568 		if (((linebuf[0] != '.') || (dot == (addr1-1))) &&  in commands()
570 			dot = addr1;  in commands()
642 			addr1 = dot;  in commands()
669 		addr1 = addr2;  in commands()
684 		a1 = addr1;  in commands()
790 			(addr1 <= zero || addr2 > dol))  in commands()
858 		fchange = (((addr1 == zero) || (addr1 == (zero + 1))) &&  in commands()
875 		fchange = (((addr1 == zero) || (addr1 == (zero + 1))) &&  in commands()
1046 		addr1 = addr2 = dot;  in setdot()
1047 	if (addr1 > addr2)  in setdot()
1055 		addr1 = zero+1;  in setall()
1058 			addr1 = zero;  in setall()
1075 	if ((linebuf[0] != '.') && (addr1 <= zero || addr2 > dol))  in nonzero()
1083 	if (addr1 == zero) {  in setzeroasone()
1084 		addr1 = zero+1;  in setzeroasone()
1221 		addr1 = zero+1;  in onhup()
1437 	a1 = addr1;  in putfile()
1623 	rdelete(addr1, addr2);  in delete()
1870 		if (a1 >= addr1 && a1 <= addr2 && execute(0, a1) == k)  in global()
1899 	if (addr1 == addr2)  in join()
1902 	for (a1 = addr1; a1 <= addr2; a1++) {  in join()
1911 	addr1->cur = putline();  in join()
1912 	if (addr1 < addr2)  in join()
1913 		rdelete(addr1+1, addr2);  in join()
1914 	dot = addr1;  in join()
1928 	for (a1 = addr1; a1 <= addr2; a1++) {  in substitute()
2209 		for (ad1 = addr1; ad1 <= ad2; )  in move()
2211 		ad1 = addr1;  in move()
2249 	if (addr1 > addr2)  in getcopy()
2251 	(void) getaline((addr1++)->cur);  in getcopy()
2567 		if (a1 >= addr1 && a1 <= addr2 && execute(0, a1) == k)  in globaln()