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-??-00015581 QUALITY 'test'
OPHDRFIX sdR-??-00015582 QUALITY 'test'
OPHDRFIX sdR-??-00015583 QUALITY 'test'
OPHDRFIX sdR-??-00015584 QUALITY 'test'
OPHDRFIX sdR-??-00015593 QUALITY 'bad'
OPHDRFIX sdR-??-00015595 EXPTIME 900
OPHDRFIX sdR-??-00015602 QUALITY 'bad'
OPHDRFIX sdR-??-00015603 QUALITY 'bad'