Symbol: TCPCTL_DROP
sys/netinet/tcp_usrreq.c
1505
dodrop = name[-1] == TCPCTL_DROP;
sys/netinet/tcp_usrreq.c
2241
CTL_NET, pf, IPPROTO_TCP, TCPCTL_DROP, CTL_EOL);
usr.sbin/tcpdrop/tcpdrop.c
107
int mib[] = { CTL_NET, 0, IPPROTO_TCP, TCPCTL_DROP };