Something

BASE=/srv/kiwi-ltsp
# Export LTSP chroot using NFS to the LTSP client network
if ! grep -q "^$BASE" /etc/exports ; then
	cat <<EOF >> /etc/exports
# Automatically added by ltsp-server
$BASE       *(ro,no_root_squash,async,no_subtree_check)
/var/opt/ltsp/swapfiles   10.0.0.0/255.255.255.0(rw,no_root_squash,async,no_subtree_check)
#end
EOF
insserv nfsserver
rcnfsserver reload
            else
                cat <<EOF
INFO: entry exists for $BASE in /etc/exports,
You may add the following line manually to /etc/exports:

$BASE       *(ro,no_root_squash,async,not_subtree_check)
/var/opt/ltsp/swapfiles   10.0.0.0/255.255.255.0(rw,no_root_squash,async,no_subtree_check)

and then run the command:
insserv nfsserver
rcnfsserver reload
EOF
        fi