ines for reading and modifying the input</a></li>
<li><a href="#qcall">Top-level routines for calling Qhull</a></li>
<li><a href="#qout">Top-level routines for returning results</a></li>
<li><a href="#qtest">Top-level routines for testing and debugging</a></li>
</ul>

<h3><a href="qh-qhull.htm#TOC">&#187;</a><a name="qtype">libqhull.h and unix.c
data types and constants</a></h3>
<ul>
<li><a href="libqhull.h#flagT">flagT</a> Boolean flag as
a bit </li>
<li><a href="libqhull.h#boolT">boolT</a> boolean value,
