Bugzilla Bug 144521

it fails due to dbus_connection_disconnect being removed in favour of
dbus_connection_close:

/bin/sh ../libtool --mode=link i686-pc-linux-gnu-gcc  -g -O2 -march=prescott
-pipe -frerun-loop-opt -floop-optimize2   -o rhythmbox-metadata 
rb-metadata-dbus-service.o ../metadata/librbmetadatasvc.la ../lib/librb.la
-pthread -lgnomeui-2 -lSM -lICE -lbonoboui-2 -lgnome-keyring -lgnomecanvas-2
-lgnome-2 -lpopt -lart_lgpl_2 -lpangoft2-1.0 -lbonobo-2 -lbonobo-activation
-lglade-2.0 -lgtk-x11-2.0 -lxml2 -lz -lgdk-x11-2.0 -latk-1.0 -lgdk_pixbuf-2.0
-lpangocairo-1.0 -lpango-1.0 -lcairo -lgnomevfs-2 -lgconf-2 -lgobject-2.0
-lORBit-2 -lm -lgmodule-2.0 -ldl -lgthread-2.0 -lglib-2.0  
-Wl,--export-dynamic -pthread -lgstbase-0.10 -lgstreamer-0.10 -lgobject-2.0
-lgmodule-2.0 -ldl -lgthread-2.0 -lxml2 -lz -lm -lglib-2.0   -ldbus-glib-1
-ldbus-1 -lglib-2.0   -lz 
i686-pc-linux-gnu-gcc -g -O2 -march=prescott -pipe -frerun-loop-opt
-floop-optimize2 -o rhythmbox-metadata rb-metadata-dbus-service.o -pthread
-Wl,--export-dynamic -pthread  ../metadata/.libs/librbmetadatasvc.a
../lib/.libs/librb.a /usr/lib/libgnomeui-2.so /usr/lib/libSM.so
/usr/lib/libICE.so /usr/lib/libbonoboui-2.so /usr/lib/libgnome-keyring.so
/usr/lib/libgnomecanvas-2.so /usr/lib/libgnome-2.so /usr/lib/libpopt.so
/usr/lib/libart_lgpl_2.so /usr/lib/libpangoft2-1.0.so /usr/lib/libbonobo-2.so
/usr/lib/libbonobo-activation.so /usr/lib/libglade-2.0.so
/usr/lib/libgtk-x11-2.0.so /usr/lib/libgdk-x11-2.0.so /usr/lib/libatk-1.0.so
/usr/lib/libgdk_pixbuf-2.0.so /usr/lib/libpangocairo-1.0.so
/usr/lib/libpango-1.0.so /usr/lib/libcairo.so /usr/lib/libgnomevfs-2.so
/usr/lib/libgconf-2.so /usr/lib/libORBit-2.so /usr/lib/libgstbase-0.10.so
/usr/lib/libgstreamer-0.10.so /usr/lib/libgobject-2.0.so
/usr/lib/libgmodule-2.0.so -ldl /usr/lib/libgthread-2.0.so /usr/lib/libxml2.so
-lm /usr/lib/libdbus-glib-1.so /usr/lib/libdbus-1.so /usr/lib/libglib-2.0.so
-lz
rb-metadata-dbus-service.o: In function `main':
/var/tmp/portage/rhythmbox-0.9.5/work/rhythmbox-0.9.5/metadata/rb-metadata-dbus-service.c:497:
undefined reference to `dbus_connection_disconnect'
collect2: ld returned 1 exit status
make[4]: *** [rhythmbox-metadata] Error 1
make[4]: Leaving directory
`/var/tmp/portage/rhythmbox-0.9.5/work/rhythmbox-0.9.5/metadata'
make[3]: *** [all-recursive] Error 1
make[3]: Leaving directory
`/var/tmp/portage/rhythmbox-0.9.5/work/rhythmbox-0.9.5/metadata'
make[2]: *** [all] Error 2
make[2]: Leaving directory
`/var/tmp/portage/rhythmbox-0.9.5/work/rhythmbox-0.9.5/metadata'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory
`/var/tmp/portage/rhythmbox-0.9.5/work/rhythmbox-0.9.5'
make: *** [all] Error 2

!!! ERROR: media-sound/rhythmbox-0.9.5 failed.
Call stack:
  ebuild.sh, line 1543:   Called dyn_compile
  ebuild.sh, line 938:   Called src_compile
  rhythmbox-0.9.5.ebuild, line 100:   Called gnome2_src_compile
  gnome2.eclass, line 64:   Called die

this has been fixed upstream in their CVS, and applying the attached patch
fixes  the issue here

Created an attachment (id=94693) [edit]
fix build with dbus >=0.90

Fixed without a revbump.
Many thanks for tracking the patch down!