Don't hardcode md0 in message, use $md instead.
Don't hardcode md0 in message, use $md instead.

Reported by:	Ronald Klop <ronald-freebsd8@klop.yi.org>

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