4XML version 1.0b3 4XML command-line application `show detailed help message` `Display program version and exit` `DTD validate the input file as it is being parsed` `The encoding to use for output` `The encoding to assume for input` `Direct output to FILE (file will be overwritten if it exists)` `Pretty-print the result` `Don't serialize; just parse` `Use HTML mode when pretty-printing (emit XHTML as HTML)` `Do not expand XIncludes` `Apply RELAX NG from the given file (technically RNG with XVIF features)` The URI of the XML document to parse, or "-" to indicate standard input. Required unless running "4xml -V".