Do not announce IPv6 TSO support yet.  The in-tree driver does not seem to fully handle this yet.
Do not announce IPv6 TSO support yet.  The in-tree driver does not seem
to fully handle this yet.

Reviewed by:	davidcs
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