<map id="__gnu_cxx::select2nd&lt; _Pair &gt;" name="__gnu_cxx::select2nd&lt; _Pair &gt;">
<area shape="rect" id="node2" href="$a00939.html" title="std::unary_function\l\&lt; _Pair, _Pair::second\l_type \&gt;" alt="" coords="5,121,147,173"/>
<area shape="rect" id="node4" href="$a00939.html" title="std::unary_function\l\&lt; _Arg, _Result \&gt;" alt="" coords="13,6,139,45"/>
</map>