Int 2D

AL = 51h
BL = reference ("bookmark") number
CX:DX = new address for reference

Return:
AL = status
00h invalid index
FFh reference set

Note: This function is only available if the extended API has been installed in the resident portion

Program: DTown Utilities is a shareware programmer's utility TSR by Jeroen van Disseldorp

See Also: INT 2D/AL=10h"DTown" - INT 2D/AL=20h - INT 2D/AL=50h