Usage:
 sulogin [options] [tty device]

Single-user login.

Options:
 -p, --login-shell        start a login shell
 -t, --timeout <seconds>  max time to wait for a password (default: no limit)
 -e, --force              examine password files directly if getpwnam(3) fails

 -h, --help               display this help
 -V, --version            display version

For more details see sulogin(8).