More string parsing stuff


git-svn-id: https://svn.mcs.anl.gov/repos/exm/sfw/c-utils/trunk@7600 dc4e9af1-7f46-4ead-bba6-71afc04862de
Fix warnings


git-svn-id: https://svn.mcs.anl.gov/repos/exm/sfw/c-utils/trunk@7603 dc4e9af1-7f46-4ead-bba6-71afc04862de