typedef struct {
  char fileroot[20]; # Root of file name, without any ".fit" suffix
  char keyword[9]; # Keyword name
  char value[80]; # Keyword value (as a string)
} OPHDRFIX;


OPHDRFIX sdR-??-00049641 QUALITY 'test'
OPHDRFIX sdR-??-00049642 QUALITY 'test'
OPHDRFIX sdR-??-00049645 QUALITY 'test'
OPHDRFIX sdR-??-00049646 QUALITY 'test'
OPHDRFIX sdR-??-00049646 QUALITY 'test'
OPHDRFIX sdR-??-00049648 QUALITY 'bad'
OPHDRFIX sdR-??-00049649 QUALITY 'bad'
OPHDRFIX sdR-??-00049678 QUALITY 'bad'
OPHDRFIX sdR-??-00049679 QUALITY 'bad'
OPHDRFIX sdR-??-00049680 QUALITY 'bad'
OPHDRFIX sdR-??-00049681 QUALITY 'bad'