libstdc++6-doc 3.4.5-1ubuntu3 (amd64 binary) in ubuntu dapper

The GNU Standard C++ Library v3 (documentation files)
 This package contains documentation files for the GNU stdc++ library.
 .
 One set is the distribution documentation, the other set is the
 source documentation including a namespace list, class hierarchy,
 alphabetical list, compound list, file list, namespace members,
 compound members and file members.