INT 49 - MAGic v1.16+ - SHIFT MAGNIFIED WINDOW TO INCLUDE SPECIFIED LOCATION
        AX = 0003h
        BX = vertical position (character row [text] or pixel row [graphics])
        DX = horizontal position (char column [text] or 8-pixel units [gr])
Return: AX = status
            0000h successful
            FFFFh MAGic busy, retry later
        BX,CX,DX destroyed
Note:   window is not moved if the position is inside the current window
SeeAlso: AX=0004h,AX=0005h