Remove a redundant description of the EMFILE error, and fix a typo.
Remove a redundant description of the EMFILE error, and fix a typo.

Submitted by:	James Raynard <jraynard@dial.pipex.com>

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