#ffffff"><a name="Command line parameters"><!--()--></a><a name="Command_line_parameters"><strong>Command line parameters</strong></a></font></td></tr><tr><td><blockquote>
<p>
    Each command parameter is prefixed with <b>--</b>.
    If the command line is prefixed with <b>++</b> then it's value will
    be appended to the existing option.
    If the environment variable with the same name as command line parameter but
    prefixed with <code>PR_</code> exists it will take precedence.
    For example:
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