Enable systemd services

debian/libvirt-bin.postinst

@@ -97,6 +97,12 @@ case "$1" in
 	    sleep 1
 	fi
 
+	# enable libvirt-{bin,guests} for systemd
+	if [ -x /bin/systemctl ] && [ -d /sys/fs/cgroup/systemd ]; then
+            systemctl enable libvirt-bin.service
+            systemctl enable libvirt-guests.service
+	fi
+
 	if dpkg --compare-versions "$2" lt "0.6.1-2"; then
 	    if [ -e /etc/rc2.d/S20libvirt-bin ] && \
 	       [ -e /etc/rc3.d/S20libvirt-bin ] && \