This will need GTK+-2.20 in tree. http://0pointer.de/lennart/projects/libcanberra/libcanberra-0.24.tar.gz
+*libcanberra-0.25 (18 Jun 2010) + + 18 Jun 2010; Pacho Ramos <pacho@gentoo.org> +libcanberra-0.25.ebuild: + Version bump (bug #318721 by Samuli Suominen): GTK code is now fine with + GSEAL, minor fixes in the PulseAudio backend, other fixes. Optionally + build with Gtk+ 3.x in addition to Gtk+ 2.x (disabled for now).