Don't .error, if /etc/defaults/make.conf exists.  This breaks -CURRENT buildworlds on a -STABLE machine.
Don't .error, if /etc/defaults/make.conf exists.  This breaks -CURRENT
buildworlds on a -STABLE machine.

Reminded by:	ru

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