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-??-00028297 QUALITY 'test'
OPHDRFIX sdR-??-00028298 QUALITY 'test'
OPHDRFIX sdR-??-00028299 QUALITY 'test'
OPHDRFIX sdR-??-00028298 QUALITY 'test'
OPHDRFIX sdR-??-00028299 QUALITY 'test'
OPHDRFIX sdR-??-00028307 QUALITY 'test'
OPHDRFIX sdR-??-00028321 QUALITY 'bad'
OPHDRFIX sdR-??-00028317 QUALITY 'bad'
OPHDRFIX sdR-??-00028322 QUALITY 'bad'
OPHDRFIX sdR-??-00028325 QUALITY 'test'
OPHDRFIX sdR-??-00028325 QUALITY 'bad'