These definitions are used with the Intr and MsDos procedures.

     Registers  =  Record
        Case integer of
           0 : (AX, BX, CX, DX, BP, SI, DI, SI, DS, ES, Flags : Word);
           1 : (AL, AH, BL, BH, CL, CH, DL, DH : Byte);
        end;