<term><option>-o</option></term>
<listitem><para>Controls the
- formatting of the journal entries that are
- shown. Takes one of
+ formatting of the journal entries that
+ are shown. Takes one of
<literal>short</literal>,
<literal>short-monotonic</literal>,
<literal>verbose</literal>,
serializes the journal into a binary
(but mostly text-based) stream
suitable for backups and network
- transfer. <literal>json</literal>
+ transfer (see <ulink
+ url="http://www.freedesktop.org/wiki/Software/systemd/export">Journal
+ Export Format</ulink> for more
+ information). <literal>json</literal>
formats entries as JSON data
structures. <literal>cat</literal>
generates a very terse output only
similar.</para></listitem>
</varlistentry>
+ <varlistentry>
+ <term><option>--header</option></term>
+
+ <listitem><para>Instead of showing
+ journal contents show internal header
+ information of the journal fiels
+ accessed.</para></listitem>
+ </varlistentry>
+
</variablelist>
</refsect1>