Category: <b>BIOS</b>
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<pre><b>INT 15 - SYSTEM - RETURN EXTENDED-BIOS DATA-AREA SEGMENT ADDRESS (PS)</b>

	AH = C1h
Return: CF set on error
	CF clear if successful
	    ES = segment of data area (see #M0001,#M0004,#M0005)
SeeAlso: AH=04h"ABIOS",MEM 0040h:000Eh"DATA"
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