+\twocolitem{\helpref{wxCaret}{wxcaret}}{A caret (cursor) object}
+\twocolitem{\helpref{wxCmdLineParser}{wxcmdlineparser}}{Command line parser class}
+\twocolitem{\helpref{wxConfig}{wxconfigbase}}{Classes for configuration reading/writing (using either INI files or registry)}
+\twocolitem{\helpref{wxDllLoader}{wxdllloader}}{Class to work with shared libraries.}