+
+DEFINE_TRIVIAL_CLEANUP_FUNC(sd_journal*, sd_journal_close);
+#define _cleanup_journal_close_ _cleanup_(sd_journal_closep)
+
+#define JOURNAL_FOREACH_DATA_RETVAL(j, data, l, retval) \
+ for (sd_journal_restart_data(j); ((retval) = sd_journal_enumerate_data((j), &(data), &(l))) > 0; )