This is mainly notes to myself:

Ubuntu needs a command to create the user:
/usr/sbin/groupadd -g 213 iguanair
/usr/sbin/useradd -u 213 -g iguanair -c "Iguanaworks IR Daemon" -d / -s /sbin/false iguanair

the command in Gentoo to mess with runlevels is somethin like:
rc-update add iguanaIR default
