- `-a' option for IPv6 was not working correctly. - Lose any stray host bits that a user may have entered when providing   a network number and netmask to the `-a' option for IPv6.  This is   corresponding to 1.79 that is for IPv4 only.
- `-a' option for IPv6 was not working correctly.
- Lose any stray host bits that a user may have entered when providing
  a network number and netmask to the `-a' option for IPv6.  This is
  corresponding to 1.79 that is for IPv4 only.

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