Category: <b>no classification</b>
<p>
<pre><b>INT F7 - FSBBS 2.0 - FUNCTION AVAILABILITY</b>

	AH = 06h
	AL = function
	    00h determine whether function is available
		DX = index of function
	    01h set function availability
		DX = index of function
		???
Return: nothing
SeeAlso: AH=05h,AH=07h
</pre>