Category: <b>DOS extenders</b>
<br>Flags: available only in protected mode<p>
<pre><b>INT 21 - FlashTek X-32VM - GET SELECTOR BASE ADDRESS</b>

	AX = 3504h
	BX = selector
Return: CF clear if successful
	    ECX = absolute base address of selector
	CF set on error (invalid selector)
SeeAlso: AX=3503h,INT 31/AX=0006h
</pre>