Now that TUNABLE_ULONG is in the tree, and has been for a while, use it. This also avoids typepunning.
Now that TUNABLE_ULONG is in the tree, and has been for a while, use it.
This also avoids typepunning.

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