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/*
  Data Page Externals
*/

  declare datapg (1) byte external;

  declare tod structure (
    day address,
    hr byte,
    min byte,
    sec byte ) external;

  declare rlr address external;

  declare dlr address external;

  declare drl address external;

  declare plr address external;

  declare slr address external;

  declare qlr address external;

  declare thrdrt address external;

  declare nmb$cns byte external;

  declare console$attached (1) address external;

  declare console$queue (1) address external;

  declare sys$flag (1) address external;
  declare sysfla (1) address external;

  declare nmb$segs byte external;

  declare mem$seg$tbl (1) structure (
    base byte,
    size byte,
    attrib byte,
    bank byte  ) external;
  declare memseg (1) structure (
    base byte,
    size byte,
    attrib byte,
    bank byte   ) external;

  declare pdtbl (1) process$descriptor external;

  declare stktbl (1) structure (loc (24) address) external;

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