690 	if ((sc->sc_flags & SCF_UNREACH) == 0 || sc->sc_rxmits < 3 + 1) {  in syncache_unreach()
691 		sc->sc_flags |= SCF_UNREACH;  in syncache_unreach()
941 	if (sc->sc_flags & SCF_NOOPT)  in syncache_socket()
944 		if (sc->sc_flags & SCF_WINSCALE) {  in syncache_socket()
949 		if (sc->sc_flags & SCF_TIMESTAMP) {  in syncache_socket()
956 		if (sc->sc_flags & SCF_SIGNATURE)  in syncache_socket()
959 		if (sc->sc_flags & SCF_SACK)  in syncache_socket()
963 	if (sc->sc_flags & SCF_ECN)  in syncache_socket()
1115 		if (sc->sc_flags & SCF_SIGNATURE) {  in syncache_expand()
1151 		if (sc->sc_flags & SCF_TIMESTAMP && to->to_flags & TOF_TS &&  in syncache_expand()
1213 	if (!(sc->sc_flags & SCF_TIMESTAMP) && (to->to_flags & TOF_TS)) {  in syncache_expand()
1226 	if ((sc->sc_flags & SCF_TIMESTAMP) && !(to->to_flags & TOF_TS)) {  in syncache_expand()
1455 		if ((sc->sc_flags & SCF_TIMESTAMP) && (to->to_flags & TOF_TS))  in syncache_add()
1458 			sc->sc_flags &= ~SCF_TIMESTAMP;  in syncache_add()
1544 	sc->sc_flags = 0;  in syncache_add()
1562 			sc->sc_flags |= SCF_TIMESTAMP;  in syncache_add()
1594 			sc->sc_flags |= SCF_WINSCALE;  in syncache_add()
1604 		sc->sc_flags |= SCF_SIGNATURE;  in syncache_add()
1607 		sc->sc_flags |= SCF_SACK;  in syncache_add()
1611 		sc->sc_flags |= SCF_NOOPT;  in syncache_add()
1613 		sc->sc_flags |= SCF_ECN;  in syncache_add()
1763 		if (V_path_mtu_discovery && ((sc->sc_flags & SCF_UNREACH) == 0))  in syncache_respond()
1783 	if ((flags & TH_SYN) && (sc->sc_flags & SCF_ECN)) {  in syncache_respond()
1789 	if ((sc->sc_flags & SCF_NOOPT) == 0) {  in syncache_respond()
1795 			if (sc->sc_flags & SCF_WINSCALE) {  in syncache_respond()
1799 			if (sc->sc_flags & SCF_SACK)  in syncache_respond()
1802 			if (sc->sc_flags & SCF_SIGNATURE)  in syncache_respond()
1813 		if (sc->sc_flags & SCF_TIMESTAMP) {  in syncache_respond()
1831 		if (sc->sc_flags & SCF_SIGNATURE) {  in syncache_respond()
2078 	if (sc->sc_flags & SCF_WINSCALE) {  in syncookie_generate()
2088 	if (sc->sc_flags & SCF_SACK)  in syncookie_generate()
2148 	sc->sc_flags = 0;  in syncookie_lookup()
2180 		sc->sc_flags |= SCF_WINSCALE;  in syncookie_lookup()
2189 		sc->sc_flags |= SCF_SACK;  in syncookie_lookup()
2192 		sc->sc_flags |= SCF_TIMESTAMP;  in syncookie_lookup()
2198 		sc->sc_flags |= SCF_SIGNATURE;  in syncookie_lookup()
2236 		if ((sc->sc_flags & SCF_SACK) != (scx->sc_flags & SCF_SACK))  in syncookie_cmp()