used to query a system password or passphrase from the
user, using a question message specified on the
command line. When run from a TTY it will query a
- password on the TTY and print it to STDOUT. When run
+ password on the TTY and print it to standard output. When run
with no TTY or with <option>--no-tty</option> it will
query the password system-wide and allow active users
to respond via several agents. The latter is
<refsect1>
<title>Exit status</title>
- <para>On success 0 is returned, a non-zero failure
+ <para>On success, 0 is returned, a non-zero failure
code otherwise.</para>
</refsect1>