468 	to.to_flags = 0;  in tcp_input()
822 			if (/*sc->sc_flags & SCF_WINSCALE*/to.to_flags & TOF_SCALE) {  in tcp_input()
863 			if (/*sc->sc_flags & SCF_TIMESTAMP*/to.to_flags & TOF_TS) {  in tcp_input()
881 			if (/*sc->sc_flags & SCF_SACK*/ to.to_flags & TOF_SACKPERM)  in tcp_input()
891 		tcp_mss(tp, /*sc->sc_peer_mss*/(to.to_flags & TOF_MSS) ? to.to_mss : 0);  in tcp_input()
1048 	if ((to.to_flags & TOF_TS) && (to.to_tsecr != 0)) {  in tcp_do_segment()
1057 	if ((tp->t_flags & TF_RCVD_TSTMP) && !(to.to_flags & TOF_TS)) {  in tcp_do_segment()
1062 	if (!(tp->t_flags & TF_RCVD_TSTMP) && (to.to_flags & TOF_TS)) {  in tcp_do_segment()
1076 		if ((to.to_flags & TOF_SCALE) &&  in tcp_do_segment()
1086 		if (to.to_flags & TOF_TS) {  in tcp_do_segment()
1091 		if (to.to_flags & TOF_MSS)  in tcp_do_segment()
1094 		    (to.to_flags & TOF_SACKPERM) == 0)  in tcp_do_segment()
1124 	    ((to.to_flags & TOF_TS) == 0 ||  in tcp_do_segment()
1133 		if ((to.to_flags & TOF_TS) != 0 &&  in tcp_do_segment()
1143 			    (to.to_flags & TOF_SACK) == 0 &&  in tcp_do_segment()
1167 				if ((to.to_flags & TOF_TS) != 0 &&  in tcp_do_segment()
1651 	if ((to.to_flags & TOF_TS) != 0 && tp->ts_recent &&  in tcp_do_segment()
1790 	if ((to.to_flags & TOF_TS) != 0 &&  in tcp_do_segment()
1903 		    ((to.to_flags & TOF_SACK) ||  in tcp_do_segment()
2172 		if ((to.to_flags & TOF_TS) != 0 && to.to_tsecr) {  in tcp_do_segment()
2621 	to->to_flags = 0;  in tcp_dooptions()
2641 			to->to_flags |= TOF_MSS;  in tcp_dooptions()
2651 			to->to_flags |= TOF_SCALE;  in tcp_dooptions()
2657 			to->to_flags |= TOF_TS;  in tcp_dooptions()
2675 			to->to_flags |= TOF_SIGNATURE;  in tcp_dooptions()
2686 			to->to_flags |= TOF_SACKPERM;  in tcp_dooptions()
2693 			to->to_flags |= TOF_SACK;  in tcp_dooptions()