inetutils-hostname(1) on Linux
The text be3b7d39e896, as Debian 12 (Bookworm), Debian 11 (Bullseye) shipped it.
show or set the system host name
Flags it lists
-
--aliases -
--domain -
--file -
--fqdn -
--ip-addresses -
--long -
--nis -
--short -
--usage -
--version -
--yp -
-F -
-V -
-a -
-d -
-f -
-i -
-s -
-y