Category: <b>DOS kernel</b>
<p>
<pre><b>INT 21 - DOS v2.11-2.13 - OEM FUNCTION</b>

	AH = FBh
Return: AL = 00h if no OEM function handler installed (see AH=F8h"OEM")
SeeAlso: AH=F8h"OEM",AH=FAh"OEM",AH=FCh"OEM"
</pre>