nopsisdiv-title">Synopsis</h2>
<div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: &lt;<a class="link" href="../../../proto/reference.html#header.boost.proto.functional.std.utility_hpp" title="Header &lt;boost/proto/functional/std/utility.hpp&gt;">boost/proto/functional/std/utility.hpp</a>&gt;

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<span class="keyword">struct</span> <a class="link" href="first.html" title="Struct first">first</a> <span 