SCF_ECN_PERMIT 3822 netinet/tcp_input.c if (sc->sc_flags & SCF_ECN_PERMIT) { SCF_ECN_PERMIT 4105 netinet/tcp_input.c sc->sc_flags |= SCF_ECN_PERMIT; SCF_ECN_PERMIT 4235 netinet/tcp_input.c if (tcp_do_ecn && (sc->sc_flags & SCF_ECN_PERMIT))