IPTUN_LADDR
if (orig_flags & IPTUN_LADDR)
iptun->iptun_flags |= IPTUN_LADDR;
(orig_flags & IPTUN_LADDR))
iptun->iptun_flags &= ~IPTUN_LADDR;
if (iptun->iptun_flags & IPTUN_LADDR) {
if ((iptun->iptun_flags & (IPTUN_LADDR|IPTUN_RADDR)) !=
(IPTUN_LADDR|IPTUN_RADDR))
return ((iptun->iptun_flags & IPTUN_LADDR) &&