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