14.8 OPEN Statement Options
  This section explains the OPEN statement keywords that
  enable you to control how a file is created or opened. These
  keywords are as follows:

        BUCKETSIZE
        BUFFER
        CONNECT
        CONTIGUOUS
        DEFAULTNAME
        EXTENDSIZE
        FILESIZE
        NOSPAN
        RECORDTYPE
        TEMPORARY
        USEROPEN
        WINDOWSIZE