INT 14 - X00 FOSSIL(Fido/Opus/Seadog Standard Interface Layer)  A standardized API for performing serial I/O, originally used by the Fido and Opus bulletin- board software and Seadog bulletin-board mailer, but now in wider use. - DESTRUCTIVE READ WITH NO WAIT
	AH = 20h
	DX = port number
Return: AH = 00h if character was available
	    AL = next character (removed from receive buffer)
	AX = FFFFh if no character available
SeeAlso: AH=0Ch,AH=21h"X00"
                                                                                

INT 14 - Alloy MW386 - ATTACH LOGICAL COMMUNICATIONS PORTIBM PC Portable (uses same BIOS as XT) TO PHYSICAL PORTIBM PC Portable (uses same BIOS as XT)
	AH = 20h
	AL = logical port (01h COM1, 02h COM2)
	DX = physical port number
Return: AX = status
	    0000h successful
	    FFFFh failed
SeeAlso: AH=21h"Alloy",AH=22h"Alloy",AH=23h"Alloy",INT 17/AH=8Bh"Alloy"
                                                                                

INT 14 - MultiDOS Plus - INITIALIZE PORTIBM PC Portable (uses same BIOS as XT)
	AH = 20h
	AL = port parameters (see #00300 at AH=00h"SERIAL")
	DX = port number (0-3)
Return: AH = status
	    00h successful
	    41h no such port
	    64h monitor mode already active
SeeAlso: AH=00h"SERIAL",AH=04h"MultiDOS",AH=21h"MultiDOS",AH=23h"MultiDOS"
                                                                                

INT 14 - PC-MOS/386 v5.01 $serial.sys v5.04 - CHECK OUTPUT QUEUE                
	AH = 20h
	DX = port number
Return: AX = number of bytes in output buffer
SeeAlso: AH=0Ah"Digiboard"
                                                                                

INT 14 - HUNTER 16 - SELECT COMMS PARAMETERS                                    
	AH = 20h
	CX = channel number (00h COM1, 01h COM2, ...)
	DS:BX -> buffer with communications parameter (see #00347)
Return: AX = status
	    0000h successful
	    0001h invalid parameter
SeeAlso: AH=1Eh"HUNTER",AH=21h"HUNTER"