INT 14 - 3com BAPI SERIAL I/O - INSTALLATION CHECK AX = AF00h BX = AAAAh Return: AX = AF01h if installed BH = protocol type (if BX=AAAAh on entry) 01h NetManage TCP/IP BL = version for protocol type (if BX=AAAAh on entry) Note: early versions of the BAPI and the ROM BIOS simply destroy AX; this behavior is used to determine whether the newer functions (AH=B0h, AH=B1h,etc) are available SeeAlso: AH=A0h"BAPI"