Int 2D - Dtown Utilities V1.40+ - Memory View Set Address [U]

AL = 50h
CX:DX = new address for start of memory view utility's display

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

Return: AL = FFh if supported

See Also: INT 2D/AL=10h"DTown",INT 2D/AL=20h,INT 2D/AL=21h,INT 2D/AL=51h