INT 21 - TopWare Network OS v5.10+ - GET SHARING STATUS OF PRINTER SERVER       
	AX = FFC3h
Return: AL = sharing status of printers (see #02537)
	    FFh if not a printer server


Bitfields for TopWare printer sharing status:
Bit(s)	Description	(Table 02537)
 2	LPT3 is shared
 1	LPT2 is shared
 0	LPT1 is shared