chfn(1) on Linux
The text 564aea116c1c, as Debian 12 (Bookworm) shipped it.
change real user name and information
Flags it lists
-
--full-name -
--help -
--home-phone -
--other -
--room -
--root -
--work-phone -
-R -
-f -
-h -
-o -
-r -
-u -
-w