an><span class="special">-</span><span class="identifier">below</span></em></span> <a class="link" href="make/impl.html#boost.proto.make.impl.result_type"><span class="identifier">result_type</span></a><span class="special">;</span>

    <span class="comment">// <a class="link" href="make/impl.html#id-1_3_34_5_50_2_1_3_5_4-bb">public member functions</a></span>
    <span class="identifier">result_type</span> <a class="link" href="make/impl.html#id-1_3_34_5_50_2_1_3_5_4_1-bb"><span class="keyword">operator</