iMac,1 PowerMac1,1 PowerBook1,1 PowerMac2,1 PowerMac3,1 PowerBook2,1 PowerBook3,1 Linux/PPC Yaboot bootloader " get-key-map" " keyboard" open-dev $call-method dup 20 dump 5 + c@ 08 = if " Booting MacOS ..." cr " boot hd:9,\\:tbxi" eval else " Booting Yaboot ..." cr " boot hd:9,\\yaboot_0.6" eval then