INT 21 - DOS 2+ - FORCE DUPLICATE HANDLE (FORCDUP,DUP2)

Input

 DOS1 N DOS2 Y

DOS3

 Y DOS5 Y

Output

AX

 46h   Error Code AX

BX

  First File Handle     BX

CX

  Second File Handle     CX

DX

         DX

ES:DI

   Set if Error CF 
See Also 45h 59h Error Codes


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