INT 21 - DOS 4.x - ALLOCATE MEMORY                      

Input

DOS1 N DOS3 N

DOS4

Y DOS5 Y

Output

AX

6Ah   Segment / Error Code AX

BX

 Number of Paragraphs Maximum Memory Available (if CF) BX

CX

        CX

DX

        DX

ES:DI

  Set if Error CF
Note:   In IBM V4.01, this function uses exactly the same code
        as documented function 48h.


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