INT 21 - TopWare Network OS v5.10+ - GET/SET DEFAULT FILE PROTECTION ATTRIBS    
	AX = FF04h
	CL = function
	    00h get protections
		Return: BH = read attribute
			BL = write attribute
	    01h set protections
		BH = read attribute
		BL = write attribute
Note:	this function is supported only on Workstations, not on the server
SeeAlso: AX=FF00h"TopWare"