IPV6_ADDR_COMPATv4
if ((addr_type & IPV6_ADDR_COMPATv4) == 0)
if (type & (IPV6_ADDR_MAPPED|IPV6_ADDR_COMPATv4|IPV6_ADDR_LOOPBACK))
if (!(ipv6_addr_type(&ireq->ifr6_addr) & IPV6_ADDR_COMPATv4))
scope = IPV6_ADDR_COMPATv4;
return (IPV6_ADDR_COMPATv4 | IPV6_ADDR_UNICAST |
type &= IPV6_ADDR_MAPPED | IPV6_ADDR_COMPATv4 | IPV6_ADDR_LOOPBACK;
addrtype = ipv6_addr_type(prefix) & (IPV6_ADDR_MAPPED | IPV6_ADDR_COMPATv4 | IPV6_ADDR_LOOPBACK);
case IPV6_ADDR_COMPATv4:
if ((addr_type & IPV6_ADDR_COMPATv4) != 0) {