(1) CMS> SHOW CLASS
        Classes in CMS Library DISKX:[RELEASE.CMSLIB]
        INTERNAL_RELEASE   "for internal use only"
        MESSAGETEST     "filter evolution checks"
        PASCAL_CLASS    "PASCAL tests"
      This command displays the class name and the creation remark
      for each class in the library.
    (2) CMS> SHOW CLASS/BRIEF
        Classes in CMS Library DISKX:[RELEASE.CMSLIB]
        INTERNAL_RELEASE       MESSAGETEST         PASCAL_CLASS
      This command limits the output to class names only.