Fix compile in the case of SMP defined but DDB not defined.
Fix compile in the case of SMP defined but DDB not defined.

Approved by:	re (implicit, DP2 doesn't build w/o this)

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