int sd_journal_get_realtime_usec(sd_journal *j, uint64_t *ret);
int sd_journal_get_monotonic_usec(sd_journal *j, uint64_t *ret, sd_id128_t *ret_boot_id);
+int sd_journal_set_data_threshold(sd_journal *j, size_t sz);
+int sd_journal_get_data_threshold(sd_journal *j, size_t *sz);
+
int sd_journal_get_data(sd_journal *j, const char *field, const void **data, size_t *l);
int sd_journal_enumerate_data(sd_journal *j, const void **data, size_t *l);
void sd_journal_restart_data(sd_journal *j);
int sd_journal_wait(sd_journal *j, uint64_t timeout_usec);
int sd_journal_get_catalog(sd_journal *j, char **text);
+int sd_journal_get_catalog_for_message_id(sd_id128_t id, char **ret);
#define SD_JOURNAL_FOREACH(j) \
if (sd_journal_seek_head(j) >= 0) \