Article in portuguese: www.linuxrapido.kit.net/trial.htm
The swap partition can be shared with another linux's...
The LiLo can be write in a / ou a /boot of distros...
Ex: Mandrake and Red Hat
hda1: / => Mandrake (LiLO MBR)
hda2: Swap (Mandrake and Red Hat)
hda5: /boot => Red Hat with LiLO
hda5: / => Red Hat
Add in the /etc/lilo.conf of the Mandrake:
It's functional... for more SO's, add a /boot (or a /) with LiLo in the Initialition Partition (<> MBR!!!) and setup your lilo.conf..
In the end: # lilo