Category: <b>DOS extenders</b>
<br>Flags: available only in protected mode<p>
<pre><b>INT 31 - CauseWay - "RelSel" - RELEASE A SELECTOR</b>

	AX = FF04h
	BX = selector
Return: CF clear if successful
	CF set on error
SeeAlso: AX=FF03h,AX=FF06h
</pre>