IPTC_ID           428 coders/meta.c                  if (recnum != IPTC_ID)
IPTC_ID           693 coders/meta.c                  if (recnum != IPTC_ID)
IPTC_ID          1587 coders/meta.c      if (marker == IPTC_ID)
IPTC_ID          2135 coders/meta.c          if (ID == IPTC_ID)