Category: <b>BIOS</b>
<p>
<pre><b>INT 15 - IBM SurePath BIOS - ACCESS LOADABLE-ABIOS SIGNATURE</b>

	AH = A0h
	AL = function
	    00h get loadable-ABIOS signature
		Return: BL = signature value
			    00h loadable-ABIOS prompting not required
			    A1h loadable-ABIOS prompting is required
	    01h write loadable-ABIOS signature
		BL = new signature value
		    00h loadable-ABIOS prompting not required
		    A1h loadable-ABIOS prompting is required
Return: CF clear if successful
	CF set on error
	AH = status
	    00h successful
	    01h invalid subfunction
	    02h unable to read/write signature
	    86h function not supported
Note:	IBM classifies this function as optional
SeeAlso: AH=08h"IBM"
</pre>