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-??-00036903 QUALITY 'test'
OPHDRFIX sdR-??-00036904 QUALITY 'test'
OPHDRFIX sdR-??-00036908 QUALITY 'test'
OPHDRFIX sdR-??-00036908 QUALITY 'bad'
OPHDRFIX sdR-??-00036909 QUALITY 'bad'
OPHDRFIX sdR-??-00036912 QUALITY 'bad'
OPHDRFIX sdR-??-00036910 QUALITY 'bad'
OPHDRFIX sdR-??-00036911 QUALITY 'bad'
OPHDRFIX sdR-??-00036913 QUALITY 'bad'
OPHDRFIX sdR-??-00036914 QUALITY 'bad'