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-??-00036769 QUALITY 'test'
OPHDRFIX sdR-??-00036768 QUALITY 'test'
OPHDRFIX sdR-??-00036772 QUALITY 'bad'
OPHDRFIX sdR-??-00036772 QUALITY 'test'
OPHDRFIX sdR-??-00036773 QUALITY 'test'
OPHDRFIX sdR-??-00036811 QUALITY 'bad'
OPHDRFIX sdR-??-00036812 QUALITY 'bad'