pfkey_send
int pfkey_send(int, struct sadb_msg *, int);
len = pfkey_send(so, newmsg, len);
len = pfkey_send(sa_parms->so, newmsg, len);
len = pfkey_send(so, newmsg, len);
len = pfkey_send(so, newmsg, len);
len = pfkey_send(so, newmsg, len);
len = pfkey_send(so, newmsg, len);
len = pfkey_send(so, newmsg, len);
len = pfkey_send(so, newmsg, len);
len = pfkey_send(lcconf->sock_pfkey, newmsg, len);