version of PyPy yourself, <aclass="reference internal"href="#here-are-hints">here are hints</a>.</p>
<p>If you want to help us with finishing the implementation of the native
64-bit version (there are a few known issues, like missing code in
<aclass="reference external"href="http://www.python.org/doc/2.5.4/lib/module-ctypes.html">ctypes</a> to implement calls to C functions), <aclass="reference external"href="http://codespeak.net/mailman/listinfo/pypy-dev">contact us</a> or
<strong>donate money</strong>!</p>
<aclass="reference external"href="http://www.python.org/doc/2.5.4/lib/module-ctypes.html">ctypes</a> to implement calls to C functions), <aclass="reference external"href="http://codespeak.net/mailman/listinfo/pypy-dev">contact us</a>.</p>