Int 2F Fn B710 U - DOS 3.3+ Append - Get Version Info [-] AX = B710h Return: AX = current APPEND state (see AX=B706h) BX = ??? (0000h in MS-DOS 3.30 and 5.00) CX = ??? (0000h in MS-DOS 3.30 and 5.00) DL = major version DH = minor version See Also: AX=B702h