sd_journal_get_cutoff_realtime_usec  766 src/journal-remote/journal-gatewayd.c         r = sd_journal_get_cutoff_realtime_usec(m->journal, &cutoff_from, &cutoff_to);
sd_journal_get_cutoff_realtime_usec 1990 src/journal/journalctl.c                 r = sd_journal_get_cutoff_realtime_usec(j, &start, &end);
sd_journal_get_cutoff_realtime_usec  122 src/systemd/sd-journal.h int sd_journal_get_cutoff_realtime_usec(sd_journal *j, uint64_t *from, uint64_t *to);