Fixed dofs_vn(): previous revision ran ``rm -f /dev/*vnn*'' too early.
Fixed dofs_vn(): previous revision ran ``rm -f /dev/*vnn*'' too early.

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