chfn -V (return code: 2)
chfn: unrecognized option '--version'
Usage: chfn [options] [LOGIN]
Options:
-f, --full-name FULL_NAME change user's full name
-h, --home-phone HOME_PHONE change user's home phone number
-o, --other OTHER_INFO change user's other GECOS information
-r, --room ROOM_NUMBER change user's room number
-R, --root CHROOT_DIR directory to chroot into
-u, --help display this help message and exit
-w, --work-phone WORK_PHONE change user's office phone number
chfn --help (return code: 0)
Usage: chfn [options] [LOGIN]
Options:
-f, --full-name FULL_NAME change user's full name
-h, --home-phone HOME_PHONE change user's home phone number
-o, --other OTHER_INFO change user's other GECOS information
-r, --room ROOM_NUMBER change user's room number
-R, --root CHROOT_DIR directory to chroot into
-u, --help display this help message and exit
-w, --work-phone WORK_PHONE change user's office phone number