 directory is mounted in binary mode. The makefile in the
<tt>auto</tt> directory provides the following build targets:
</p>

<table border=0 cellpadding=0 cellspacing=5>
<tr><td align="left" valign="top"><tt>make</tt></td>
<td align=left>Create the source files from the descriptors.<br/> If the
descriptors do not exist, create them from the spec files.<br/> If the spec
files do not exist, download them from the OpenGL repository.</td></tr>
<tr><td align="left" valign="top"><tt>make&nbsp;clean</tt></td>
<td