Makefile.inc0 is no longer used. Update comments to reflect that.
Makefile.inc0 is no longer used.
Update comments to reflect that.

Approved by:	dd, silence in -audit.

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