shared_ports_setup_if
if(do_ip4 && !shared_ports_setup_if(&shp->ip4_ifs[0],
if(do_ip6 && !shared_ports_setup_if(&shp->ip6_ifs[0],
if(!shared_ports_setup_if(&shp->ip6_ifs[done_6],
if(!shared_ports_setup_if(&shp->ip4_ifs[done_4],
if(do_ip4 && !shared_ports_setup_if(&shp->ip4_ifs[0],
if(do_ip6 && !shared_ports_setup_if(&shp->ip6_ifs[0],
if(!shared_ports_setup_if(&shp->ip6_ifs[done_6],
if(!shared_ports_setup_if(&shp->ip4_ifs[done_4],