INT 21 - DOS 2.25 only - GET INTERIM CONSOLE FLAG

Input

 DOS1 N DOS2.25 Y

DOS3

 N DOS5 N

Output

AX

 63h  02h     AX

BX

         BX

CX

         CX

DX

       Flag DX

ES:DI

     CF 
Flag:   00h = Interim Console Flag is Set
        01h = Interim Console Flag is Clear

Note:   Does not preserve any registers other than SS:SP


Copyright © 1985 to 2022 Beta Systems                            Last modified: Wednesday, January 05, 2022 .