- Remove unneeded include of sys/ipl.h. - Require the proc lock be held for killproc() to allow for the vmdaemon to   kill a process when memory is exhausted while holding the lock of the   process to kill.
- Remove unneeded include of sys/ipl.h.
- Require the proc lock be held for killproc() to allow for the vmdaemon to
  kill a process when memory is exhausted while holding the lock of the
  process to kill.

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