Revert r221053 by replacing WARNS?= 3 since it's breaking the build on several arches.
Revert r221053 by replacing WARNS?= 3 since it's breaking the build on
several arches.

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