+* show enablement status in systemctl status
+
+* consider services with any kind of link in /etc/systemd/system enabled
+
+* teach systemctl to enable unit files in arbitrary directories
+
+* In systemctl make sure both is-enabled and is-active print a string, or neither.
+
+* Implement:
+ systemctl mask <unit>
+ systemctl unmask <unit>
+ Also support --temp to make this temporary by placing mask links in /run.
+
+* add support for /bin/mount -s
+