+* systemctl status $PID, systemctl stop $PID!
+
+* place /etc/inittab with explaining blurb.
+
+* In command lines, support both "$FOO" and $FOO
+* /etc must always take precedence even if we follow symlinks!
+
+* vielleicht implizit immer auf syslog dependen?
+
+* debian deadlock when partition auf noauto is.
+
+* fingerprint.target, wireless.target, gps.target
+
+* set_put(), hashmap_put() return values checken. i.e. == 0 macht kein free()!