dnssec-keygen(8) on Linux
The text 293a6144b706, as Debian 3.1 (Sarge) shipped it.
DNSSEC key generation tool
Flags it lists
-
-a -
-b -
-c -
-e -
-g -
-h -
-n -
-p -
-r -
-s -
-t -
-v