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

	AX = 3503h
	BX = selector
	ECX = base address
Return: CF clear if successful
	CF set on error (invalid selector)
SeeAlso: AX=3504h,AX=3505h,INT 31/AX=0007h
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