id(1) on FreeBSD
The text 851ea68ea44d, as FreeBSD 3.5.1-RELEASE, FreeBSD 3.5-RELEASE, FreeBSD 3.4-RELEASE, FreeBSD 3.3-RELEASE shipped it.
return user identity
Flags it lists
-
-G -
-P -
-g -
-n -
-p -
-r -
-u