Int 2F/AX=122Ch

AX = 122Ch

Return:
BX:AX -> header of second device driver (NUL is first) in driver chain

Note: Although this function exists in DR DOS 5.0 and Novell DOS 7, it always returns 0000h:0000h prior to Novell DOS 7 Update 15

See Also: INT 21/AH=52h

Category: DOS Kernel - Int 2Fh - D