<div class="refnamediv">
<h2><span class="refentrytitle">Struct template env_var</span></h2>
<p>boost::proto::result_of::env_var —
- Metafunction for computing the return type of <code class="computeroutput"><a class="link" href="../env_var_idp931304544.html" title="Function env_var">proto::env_var()</a></code>.
+ Metafunction for computing the return type of <code class="computeroutput"><a class="link" href="../env_var_idp705099008.html" title="Function env_var">proto::env_var()</a></code>.
</p>
</div>
<h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>