gnome2 port

[tom]

hi,
when i try to do a "make install" of the gnome2 superport
(/usr/ports/x11/gnome2) the install breaks in the gnome-panel dir: 

---snip----
cc -DHAVE_CONFIG_H -I. -I. -I.. -I. -I. -I../gnome-panel -DPANEL_DEBUG
-DGNOMELOCALEDIR=\""/usr/X11R6/share/locale"\"
-DGLADEDIR=\""/usr/X11R6/share/gnome/panel"\" -DG_DISABLE_DEPRECATED
-DGDK_DISABLE_DEPRECATED -DGTK_DISABLE_DEPRECATED
-DGDK_PIXBUF_DISABLE_DEPRECATED -DGNOME_DISABLE_DEPRECATED 
-DPREFIX=\""/usr/X11R6"\" -DSYSCONFDIR=\""/usr/X11R6/etc"\"
-DLIBDIR=\""/usr/X11R6/lib"\" -DDATADIR=\""/usr/X11R6/share/gnome"\" 
-DGTK_MENU_INTERNALS -DORBIT2=1 -D_THREAD_SAFE -I/usr/local/include/orbit-2.0
-I/usr/local/include/glib-2.0 -I/usr/local/lib/glib-2.0/include
-I/usr/local/include/atk-1.0 -I/usr/local/include/libbonobo-2.0
-I/usr/local/include/bonobo-activation-2.0 -I/usr/local/include/libart-2.0
-I/usr/local/include/libxml2 -I/usr/local/include -I/usr/X11R6/include/gtk-2.0
-I/usr/X11R6/lib/gtk-2.0/include -I/usr/X11R6/include/pango-1.0
-I/usr/X11R6/include -I/usr/local/include/freetype2
-I/usr/X11R6/include/libgnome-2.0 -I/usr/X11R6/include/gconf/2
-I/usr/X11R6/include/gnome-vfs-2.0 -I/usr/X11R6/lib/gnome-vfs-2.0/include
-I/usr/X11R6/include/libgnomeui-2.0 -I/usr/X11R6/include/libgnomecanvas-2.0
-I/usr/X11R6/include/libbonoboui-2.0 -I/usr/X11R6/include/gnome-desktop-2.0
-I/usr/X11R6/include/startup-notification-1.0
-I/usr/X11R6/include/gnome-vfs-module-2.0 -I/usr/X11R6/include/libglade-2.0  
-DORBIT2=1 -D_THREAD_SAFE -I/usr/local/include/glib-2.0
-I/usr/local/lib/glib-2.0/include -I/usr/local/include/atk-1.0
-I/usr/local/include/libart-2.0 -I/usr/local/include/orbit-2.0
-I/usr/local/include/libbonobo-2.0 -I/usr/local/include/bonobo-activation-2.0
-I/usr/local/include/libxml2 -I/usr/local/include -I/usr/X11R6/include/gtk-2.0
-I/usr/X11R6/lib/gtk-2.0/include -I/usr/X11R6/include/pango-1.0
-I/usr/X11R6/include -I/usr/local/include/freetype2
-I/usr/X11R6/include/libgnomeui-2.0 -I/usr/X11R6/include/libgnome-2.0
-I/usr/X11R6/include/libgnomecanvas-2.0 -I/usr/X11R6/include/gconf/2
-I/usr/X11R6/include/libbonoboui-2.0 -I/usr/X11R6/include/gnome-vfs-2.0
-I/usr/X11R6/lib/gnome-vfs-2.0/include -I/usr/X11R6/include/libglade-2.0   -Wall
-Wmissing-prototypes    -I/usr/local/include -I/usr/X11R6/include  -O -pipe
-march=k6 -c button-widget.c
button-widget.c: In function `button_widget_class_init':
button-widget.c:789: `PANEL_TYPE_ORIENTATION' undeclared (first use in this
function)
button-widget.c:789: (Each undeclared identifier is reported only once
button-widget.c:789: for each function it appears in.)
gmake[1]: *** [button-widget.o] Error 1
gmake[1]: Leaving directory
`/usr/ports/x11/gnomepanel/work/gnome-panel-2.4.1/gnome-panel'
gmake: *** [install-recursive] Error 1
*** Error code 2
---------

could anyone give me a hint what i can do??

thanx in advance, tom