f elements, attributes, spaces and characters found
in each XML file, using SAX API.

Options:
    -l          Indicate the input file is a List File that has a list of xml files.
                Default to off (Input file is an XML file).
    -v=xxx      Validation scheme [always | never | auto*].
    -n          Enable namespace processing. Defaults to off.
    -s          Enable schema processing. Defaults to off.
    -f          Enable full schema constraint checking. Defaults to off.
    -locale=ll_CC 