op</a>, Up: <a href="#Top" accesskey="u" rel="up">Top</a> &nbsp; [<a href="#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="#Complete-Index" title="Index" rel="index">Index</a>]</p>
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<h2 class="chapter">1 Synopsis</h2>
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<div class="example">
<pre class="example">udunits2 -h
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<div class="example">
<pre class="example">udunits2 [-A|-L|-U] [-r] [-H have] [-W want] [XML_file]
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