In order for Sysvinit to work, we need to create it's configuration file. Create the $LFS/etc/inittab file containing the following:
# Begin /etc/inittab
id:2:initdefault:
ca:12345:ctrlaltdel:/sbin/shutdown -t1 -a -r now
1:2345:respawn:/sbin/sulogin
# End /etc/inittab