lilo and raid1

hello, i tried some lilo configurations one of them was the configuration from the Boot+Root+Raid1+Lilo-HOW-TO but it didn´t work. how do i have to setup lilo (21.6) to boot from a raid1 device? where can i find the lilo raid1 patch? do i need it for my lilo version ? version: LILO version 21.6 thanks a lot regards phil PS: i have suse linux 7.1.