Int 31H Function 0101H

Free DOS Memory Block [0.9]

Frees a memory block that was previously allocated with the Allocate DOS Memory Block function (Int 31H Function 0100H).

Call With

AX = 0101H
DX = selector of block to be freed


if function successful
Carry flag = clear

if function unsuccessful
Carry flag = set
AX = error code
0007Hmemory control blocks damaged (also returned by DPMI 0.9 hosts).
0009Hincorrect memory segment specified (also returned by DPMI 0.9 hosts).
8022Hinvalid selector


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