ksu(1) on Linux
The text 753fb27c1009, as Debian 11 (Bullseye) shipped it.
Kerberized super-user
Flags it lists
-
-F -
-P -
-Z -
-a -
-c -
-f -
-k -
-l -
-n -
-p -
-q -
-r -
-z