ls or callbacks, from Doug Gregor.</li>
    <li><a href="functional/index.html">functional</a> - Enhanced
        function object adaptors, from Mark Rodgers.</li>
    <li><a href="lambda/doc/index.html">lambda</a> - Define small unnamed 
    function objects at the actual call site, and more, from Jaakko Järvi and 
    Gary Powell.</li>

    <li><a href="bind/ref.html">ref</a> - A utility library for
    passing references to generic functions, from Jaako J&auml;rvi,
    Peter Dimov, Doug Gregor, and Dave