IPV6_ADDR_SCOPE_SITELOCAL
case IPV6_ADDR_SCOPE_SITELOCAL:
return (IPV6_ADDR_SCOPE_TYPE(IPV6_ADDR_SCOPE_SITELOCAL) |
IPV6_ADDR_SCOPE_TYPE(IPV6_ADDR_SCOPE_SITELOCAL)); /* addr-select 3.1 */