Increase NKPT in case of n32 and n64 to support more physical memory.
Increase NKPT in case of n32 and n64 to support more physical memory.

On n32, vm_page_startup() needs more virtual mem to map vm_page structs.
The new value of 256 will allow us to support 16GB RAM.

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