<map id="G" name="G"> <area shape="rect" id="node2" href="$a00028.html" title="Common buffer protocol class." alt="" coords="21,80,272,107"/> <area shape="rect" id="node4" href="$a00030.html" title="Common character processing protocol." alt="" coords="5,5,288,32"/> <area shape="rect" id="node6" href="$a00140.html" title="A generic socket base class." alt="" coords="296,80,467,107"/> </map>