IPTC_ID           448 coders/meta.c                  if (recnum != IPTC_ID)
IPTC_ID           724 coders/meta.c                  if (recnum != IPTC_ID)
IPTC_ID          1646 coders/meta.c      if (marker == IPTC_ID)
IPTC_ID          2222 coders/meta.c          if (ID == IPTC_ID)