+
+rebuild_zones=0
+if [ -e /var/lib/misc/thishost/dns-sshfp ]; then
+ if ! cmp -s /var/lib/misc/thishost/dns-sshfp "$tempfile"; then
+ rebuild_zones=1
+ fi
+fi
+
+if [ -e /var/lib/misc/thishost/dns-zone ]; then
+ if ! cmp -s /var/lib/misc/thishost/dns-zone "$tempfile2"; then
+ rebuild_zones=1
+ fi
+fi
+
+if [ "${rebuild_zones}" -gt 0 ]; then
+ sudo -u dnsadm /srv/dns.debian.org/bin/update
+fi