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-??-00041844 QUALITY 'test'
OPHDRFIX sdR-??-00041845 QUALITY 'test'
OPHDRFIX sdR-??-00041841 QUALITY 'test'
OPHDRFIX sdR-??-00041842 QUALITY 'test'
OPHDRFIX sdR-??-00041843 QUALITY 'test'
OPHDRFIX sdR-??-00041848 QUALITY 'test'
OPHDRFIX sdR-??-00041866 QUALITY 'bad'