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-??-00029651 QUALITY 'test'
OPHDRFIX sdR-??-00029652 QUALITY 'test'
OPHDRFIX sdR-??-00029656 QUALITY 'bad'
OPHDRFIX sdR-??-00029657 QUALITY 'bad'
OPHDRFIX sdR-??-00029673 QUALITY 'bad'
OPHDRFIX sdR-??-00029674 QUALITY 'bad'
OPHDRFIX sdR-??-00029675 QUALITY 'bad'
OPHDRFIX sdR-??-00029676 QUALITY 'bad'
OPHDRFIX sdR-??-00029677 QUALITY 'bad'
OPHDRFIX sdR-??-00029676 QUALITY 'excellent'
OPHDRFIX sdR-??-00029678 QUALITY 'bad'
OPHDRFIX sdR-??-00029679 QUALITY 'bad'