INT 14 - 3com BAPI SERIAL I/O - READ STATUS                                     
	AH = A7h
	DH = session ID (00h for external session managment)
Return: AH = return code (00h,03h,07h,0Ah,0Bh) (see #00394)
	CX = number of bytes available for reading
Note:	Novell TELAPI.EXE v4.01 always returns either 0 or 1 bytes available
SeeAlso: AH=A5h"BAPI"
                                                                                

INT 14 - Interconnections Inc. TES - SWITCH TO NEXT ACTIVE SESSION              
	AH = A7h
	???
Return: ???
SeeAlso: AH=A3h"TES",AH=A5h"TES"