o Add missing function return types from capability syscall call stubs,   fix compiler warning.
o Add missing function return types from capability syscall call stubs,
  fix compiler warning.

Submitted by:	jake

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