Hint getaddrinfo() correctly if we're looking up a name that we got from an AF_INET6 address.
Hint getaddrinfo() correctly if we're looking up a name that we got from
an AF_INET6 address.

MFC after: 1 week

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase