chkrootkit(8) on Linux
The text 2e9d65e6d0e9, as Debian 11 (Bullseye) shipped it.
Determine whether the system is infected with a rootkit
Flags it lists
-
-V -
-d -
-e -
-h -
-l -
-n -
-p -
-q -
-r -
-s -
-x