<VARIABLELIST>
<VARLISTENTRY>
<TERM>Window
</TERM>
<LISTITEM>
<PARA>A unique integer identifier (ID) that is
returned by XCreateWindow or XCreateSimpleWindow and is
thereafter used by the program to refer to the created
window resource.
</PARA>
</LISTITEM>
</VARLISTENTRY>
<VARLISTENTRY>
<TERMGRP>
<TERM>Display
</TERM>
<TERM>XOpenDisplay
</TERM>
</TERMGRP>
<LISTITEM>
<PARA>A large structure that contains information
about the server and its screens.  It is filled only after
this program connects to a server by calling XOpenDisplay.
</PARA>
<PARA>A small structure containing information about
the server and its screens would be more economical, but we
mention it only to generate another paragraph.
</PARA>
</LISTITEM>
</VARLISTENTRY>
</VARIABLELIST>
