2001-10-10  Mark McLoughlin <mark@skynet.ie>

        * extern.h, extern.c (extern_ref, extern_unref,
          extern_clean): privatise.
          (extern_set_info, extern_(get|set)_orient, ): kill.
          (extern_handle_*): impl. Privatise the handling of
        this stuff.
          (socket_set_loading): remove ifdef FIXMEs and port
        usage of gdk_pixbuf_new_from_file.

        * applet.c (applet_callback_callback):
          panel.c (freeze_changes, thaw_changes, size_change,
          orientation_change, back_change):
          session.c (send_tooltips_state):