<para>Note that these functions will not work before
<citerefentry><refentrytitle>sd_journal_next</refentrytitle><manvolnum>3</manvolnum></citerefentry>
(or related call) has been called at least
- once.</para>
+ once, in order to position the read pointer at a valid entry.</para>
</refsect1>
<refsect1>