invocation of
<function>sd_journal_enumerate_unique()</function>. Note
that the data returned will be prefixed with the field
- name and '='.</para>
+ name and '='. Note that this call is subject to the
+ data field size threshold as controlled by
+ <function>sd_journal_set_data_threshold()</function>.</para>
<para><function>sd_journal_restart_unique()</function>
resets the data enumeration index to the beginning of