/samp></dt>
<dt><samp>--version</samp></dt>
<dd><p>Show the current version number and exit.
</p>
</dd>
<dt><samp>-W</samp></dt>
<dt><samp>--wordbounds</samp></dt>
<dd><p>Detect word boundaries differently by treating punctuation
characters as parts of words.
</p>
</dd>
<dt><samp>-X &quot;<var>characters</var>&quot;</samp></dt>
<dt><samp>--wordchars=&quot;<var>characters</var>&quot;</samp></dt>
<dd><p>Specify which other characters (besides the normal alphanumeric ones)
should be considered as parts of word