gs are present in the source file, and need to be printed
as is, <span class="I">prexml</span> simply escapes these tags so that <span class="I">postxml</span>
won’t substitute them.</p>
<p>Since the final xml file might contain utf-8 characters, the
<span class="B">-T</span><span class="I">locale</span> option of <span class="I">nroff</span> must be used.
<span class="I">Utmac</span> provides the <span class="I">ux</span> macro that aims to be used with
prexml and postxml. <span class="I">Troffxml</span>