struct in6_addr prefix = addrs[i].addr.in6;
prefix.s6_addr32[1] |= htonl(a->assigned);
prefix.s6_addr32[2] = prefix.s6_addr32[3] = 0;
struct in6_addr prefix = addrs[i].addr.in6;
prefix.s6_addr32[1] |= htonl(a->assigned);
prefix.s6_addr32[2] = prefix.s6_addr32[3] = 0;