INT 14 - MultiDOS Plus - GET BUFFER CHARACTER COUNT                             
	AH = 27h
	DX = port number
Return: AH = status
	    00h successful
	    41h no such port
	    42h monitor mode not active
	AL = number of characters in receive buffer
                                                                                

INT 14 - HUNTER 16 - GET INSTALLED PROTOCOLS COUNT                              
	AH = 27h
	AL = number of extended protocols installed (since last call)
Return: AL = total number installed, including new ones
Desc:	Returns the number of extended communication protocols installed
SeeAlso: AH=25h"HUNTER",AH=28h"HUNTER"