)F FUNCTION -                                                           00000010
  THE RELEASE COMMAND RELEASES UNUSED SPACE IN A CATALOGUED             00000020
  SEQUENTIAL DATASET TO THE NEAREST TRACK.                              00000030
)X SYNTAX -                                                             00000040
                                                                        00000050
          RELEASE DATA-SET-NAME                                         00000060
)O OPERANDS - NONE                                                      00000070
