id(1) on FreeBSD
The text 5a0fd0ad7617, as FreeBSD 13.2-RELEASE, FreeBSD 13.1-RELEASE, FreeBSD 13.0-RELEASE shipped it.
return user identity
Flags it lists
-
-A -
-G -
-M -
-P -
-a -
-c -
-g -
-n -
-p -
-r -
-u