<div class="refentry" lang="en" xml:lang="en"><a id="glXGetContextIDEXT"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>glXGetContextIDEXT — get the XID for a context.</p></div><div class="refsynopsisdiv"><h2>C Specification</h2><div class="funcsynopsis"><table><tr><td><code class="funcdef">GLXContextID <b class="fsfunc">glXGetContextIDEXT</b>(</code></td><td>const GLXContext  </td><td><var class="pdparam">ctx</var><code>)</code>;</td></tr></table></div></div><div class="refsect