\subsection{wxUSE preprocessor symbols used only in wxGTK port}\label{wxusedefgtk}
\begin{twocollist}\itemsep=0pt
\twocolitem{wxUSE\_DETECT\_SM}{Use code to detect X11 session manager.}
+\twocolitem{wxUSE\_GTKPRINT}{Use GTK+ printing support.}
\twocolitem{wxUSE\_LIBGNOMEPRINT}{Use GNOME printing support.}
-\twocolitem{wxUSE\_LIBGNOMEVFS}{Use GNOME VFS support.}
-\twocolitem{wxUSE\_LIBGNOMEVS}{Use GNOME VFS support.}
-\twocolitem{wxUSE\_LIBHILDON}{Use Hildon framework for Nokia 770. Note, does not seem to do anything.}
+\twocolitem{wxUSE\_LIBGNOMEVFS}{Use GNOME VFS support. Currently has no effect. }
+\twocolitem{wxUSE\_LIBHILDON}{Use Hildon framework for Nokia 770. Currently has no effect. }
\end{twocollist}
\subsection{wxUSE preprocessor symbols used only in wxMac port}\label{wxusedefmac}