gssd(8) on Linux
The text ad0a0cc6e0f8, as Debian 11 (Bullseye), Debian 10 (Buster), Debian 9 (Stretch) shipped it.
RPCSEC_GSS daemon
Flags it lists
-
-D -
-M -
-R -
-T -
-d -
-f -
-k -
-l -
-n -
-p -
-r -
-t -
-v