Introduce SYSCTL_CHILDREN_SET macro which can be used in place of cast as a value.
Introduce SYSCTL_CHILDREN_SET macro which can be used in place of
cast as a value.

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