&gt; I have to admit it didn't work for me...<br>
<div><span class="q">
<br></span></div><div>
It did for me:<br>
<br>
&nbsp;&nbsp;&nbsp; from pypy.rpython.rctypes.tool.ctypes_platform import configure, Library<br>
<br>
&nbsp;&nbsp;&nbsp; class CConfig:<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; _header_ = &quot;&quot;<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; _includes_ = [&quot;windows.h&quot;, &quot;gl/gl.h&quot;]<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; gl = Library(&quot;opengl32&quot;)<br>
<br>
&nbsp;&nbsp;&nbsp; gl = configure(CConfig)[&quot;gl&quot;]<br>
<br>
&nbsp;&nbsp;&nbsp; glEnd = gl.glEnd</div><div><span class="q"><br>
&nbsp;&nbsp;&nbsp; glEnd.restype = None<br>
<br>
&nbsp;&nbsp;&nbsp; def DrawSomething(space):<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; glEnd()<br>
<br></span></div><div>Thanks!<br>
<br>
--<br></div><div><span class="sg">
Laurent Destriau</span></div>