I tried the command "sudo modprobe snd-powermac" and the "PowerMac Snapper" device becomes available but you have to insert it manually in /etc/modules..
-- No audio device detected on Apple's eMac https://launchpad.net/bugs/68146 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs