BUG: rb-gnome does not compile gtk2 support

[bastian@…]

rb-gnome seems to compile normal, but misses the most import binding (gtk2.rb), in verbose mode the following output is generated:

cc -dynamic -bundle -undefined suppress -flat_namespace -L/opt/local/lib -L/opt/local/lib -L/opt/local/lib -L/usr/X11R6/lib -L/opt/local/lib -L/u
sr/X11R6/lib   -L"/opt/local/lib" -o gtk2.bundle global.o init.o rbgdk.o rbgdkatom.o rbgdkcairo.o rbgdkcolor.o rbgdkcolormap.o rbgdkconst.o rbgdk
cursor.o rbgdkdevice.o rbgdkdisplay.o rbgdkdisplaymanager.o rbgdkdragcontext.o rbgdkdraw.o rbgdkevent.o rbgdkgc.o rbgdkgeometry.o rbgdkimage.o rb
gdkinput.o rbgdkkeymap.o rbgdkkeyval.o rbgdkpango.o rbgdkpangorenderer.o rbgdkpixbuf.o rbgdkpixmap.o rbgdkproperty.o rbgdkrectangle.o rbgdkregion
.o rbgdkrgb.o rbgdkscreen.o rbgdkselection.o rbgdkthreads.o rbgdktimecoord.o rbgdkvisual.o rbgdkwindow.o rbgdkwindowattr.o rbgdkx11.o rbgtk.o rbg
tkaboutdialog.o rbgtkaccelerator.o rbgtkaccelgroup.o rbgtkaccelgroupentry.o rbgtkaccelkey.o rbgtkaccellabel.o rbgtkaccelmap.o rbgtkaccessible.o r
bgtkaction.o rbgtkactiongroup.o rbgtkadjustment.o rbgtkalignment.o rbgtkallocation.o rbgtkarrow.o rbgtkaspectframe.o rbgtkbbox.o rbgtkbin.o rbgtk
bindingset.o rbgtkborder.o rbgtkbox.o rbgtkbutton.o rbgtkcalendar.o rbgtkcelleditable.o rbgtkcelllayout.o rbgtkcellrenderer.o rbgtkcellrendererco
mbo.o rbgtkcellrendererpixbuf.o rbgtkcellrendererprogress.o rbgtkcellrenderertext.o rbgtkcellrenderertoggle.o rbgtkcellview.o rbgtkcheckbutton.o 
rbgtkcheckmenuitem.o rbgtkclipboard.o rbgtkcolorbutton.o rbgtkcolorsel.o rbgtkcolorselectiondialog.o rbgtkcombo.o rbgtkcombobox.o rbgtkcomboboxen
try.o rbgtkconst.o rbgtkcontainer.o rbgtkcurve.o rbgtkdialog.o rbgtkdrag.o rbgtkdrawingarea.o rbgtkeditable.o rbgtkentry.o rbgtkentrycompletion.o
 rbgtkeventbox.o rbgtkexpander.o rbgtkfilechooser.o rbgtkfilechooserbutton.o rbgtkfilechooserdialog.o rbgtkfilechooserwidget.o rbgtkfilefilter.o 
rbgtkfilesel.o rbgtkfixed.o rbgtkfontbutton.o rbgtkfontselection.o rbgtkfontselectiondialog.o rbgtkframe.o rbgtkgamma.o rbgtkhandlebox.o rbgtkhbb
ox.o rbgtkhbox.o rbgtkhpaned.o rbgtkhruler.o rbgtkhscale.o rbgtkhscrollbar.o rbgtkhseparator.o rbgtkiconfactory.o rbgtkiconinfo.o rbgtkiconset.o 
rbgtkiconsize.o rbgtkiconsource.o rbgtkicontheme.o rbgtkiconview.o rbgtkimage.o rbgtkimagemenuitem.o rbgtkimcontext.o rbgtkimcontextsimple.o rbgt
kimmulticontext.o rbgtkinits.o rbgtkinputdialog.o rbgtkinvisible.o rbgtkitem.o rbgtkitemfactory.o rbgtklabel.o rbgtklayout.o rbgtkliststore.o rbg
tkmain.o rbgtkmenu.o rbgtkmenubar.o rbgtkmenuitem.o rbgtkmenushell.o rbgtkmenutoolbutton.o rbgtkmessagedialog.o rbgtkmisc.o rbgtknotebook.o rbgtk
object.o rbgtkoptionmenu.o rbgtkpaned.o rbgtkplug.o rbgtkprogress.o rbgtkprogressbar.o rbgtkradioaction.o rbgtkradiobutton.o rbgtkradiomenuitem.o
 rbgtkradiotoolbutton.o rbgtkrange.o rbgtkrc.o rbgtkrcstyle.o rbgtkruler.o rbgtkscale.o rbgtkscrollbar.o rbgtkscrolledwindow.o rbgtkselection.o r
bgtkselectiondata.o rbgtkseparator.o rbgtkseparatormenuitem.o rbgtkseparatortoolitem.o rbgtksettings.o rbgtksizegroup.o rbgtksocket.o rbgtkspinbu
tton.o rbgtkstatusbar.o rbgtkstock.o rbgtkstyle.o rbgtktable.o rbgtktargetlist.o rbgtktearoffmenuitem.o rbgtktextappearance.o rbgtktextattributes
.o rbgtktextbuffer.o rbgtktextchild.o rbgtktextiter.o rbgtktextmark.o rbgtktexttag.o rbgtktexttagtable.o rbgtktextview.o rbgtktoggleaction.o rbgt
ktogglebutton.o rbgtktoggletoolbutton.o rbgtktoolbar.o rbgtktoolbutton.o rbgtktoolitem.o rbgtktooltips.o rbgtktreedragdest.o rbgtktreedragsource.
o rbgtktreeiter.o rbgtktreemodel.o rbgtktreemodelfilter.o rbgtktreemodelsort.o rbgtktreepath.o rbgtktreerowreference.o rbgtktreeselection.o rbgtk
treesortable.o rbgtktreestore.o rbgtktreeview.o rbgtktreeviewcolumn.o rbgtkuimanager.o rbgtkvbbox.o rbgtkvbox.o rbgtkviewport.o rbgtkvpaned.o rbg
tkvruler.o rbgtkvscale.o rbgtkvscrollbar.o rbgtkvseparator.o rbgtkwidget.o rbgtkwindow.o rbgtkwindowgroup.o  -lruby  -lgthread-2.0 -lglib-2.0 -li
ntl -liconv   -lgtk-x11-2.0 -lgdk-x11-2.0 -latk-1.0 -lgdk_pixbuf-2.0 -ltiff -ljpeg -lm -lpangocairo-1.0 -lpango-1.0 -lcairo -lSM -lICE -lgobject-
2.0 -lgmodule-2.0 -lglib-2.0 -lintl -liconv -lfreetype -lz -lfontconfig -lexpat -lpng12 -lXrender -lX11   -lcairo -lSM -lICE -lfreetype -lz -lfon
tconfig -lexpat -lpng12 -lXrender -lX11   -lpthread -ldl -lobjc  
/usr/bin/ld: multiple definitions of symbol _gtk_target_list_get_type
rbgtktargetlist.o definition of _gtk_target_list_get_type in section (__TEXT,__text)
/opt/local/lib/libgtk-x11-2.0.dylib(gtkselection.o) definition of _gtk_target_list_get_type
/usr/bin/ld: warning multiple definitions of symbol _setregid
/opt/local/lib/libruby.dylib(process.o) definition of _setregid
/usr/lib/gcc/i686-apple-darwin8/4.0.1/../../../libm.dylib(setregid.So) definition of _setregid
/usr/bin/ld: warning multiple definitions of symbol _setreuid
/opt/local/lib/libruby.dylib(process.o) definition of _setreuid
/usr/lib/gcc/i686-apple-darwin8/4.0.1/../../../libm.dylib(setreuid.So) definition of _setreuid
collect2: ld returned 1 exit status
make[2]: *** [gtk2.bundle] Error 1
make[1]: *** [all] Error 2