piler workaround macro, enables metafunction <code>fun</code> for the use in lambda expressions on compilers that don't support partial template specialization or/and template template parameters. Expands to nothing on conforming compilers.
<p>
<h3>Definition</h3>
<p>
<pre>
#include "<a href="../../../../../boost/mpl/aux_/lambda_support.hpp">boost/mpl/aux_/lambda_support.hpp</a>"
</pre>
<p>
<h3>Parameters</h3>
<table border="1">
<tr><th>&nbsp;Parameter&nbsp;</th><th>&nbsp;Description &nbsp;</th></tr>
<tr><t