Category: <b>DOS extenders</b>
<br>Flags: Undocumented function<p>
<pre><b>INT 21 - AI Architects - OS/x86??? - API</b>

	AX = 4403h
	BX = handle for device "AIA_OS"
	CX = number of bytes to write (ignored)
	DS:DX -&gt; 12-byte buffer (see <a href=../../it/26/15.html>#01526</a>), first byte is command:
		  81h installation check
		  82h get API entry point
		  84h uninstall
Return: CF clear if successful
	    AX = number of bytes actually written
	    DS:DX buffer filled
	CF set on error
	    AX = error code (01h,05h,06h,0Ch,0Dh) (see <a href=../../it/80/16.html>#01680</a> at AH=59h)
Notes:	these functions are only available if the DOS extender was loaded as a
	  device driver in CONFIG.SYS
	called by TKERNEL (a licensed version of AI Architects/Ergo OS/x86)
SeeAlso: INT 2F/AX=FBA1h/BX=0081h,INT 2F/AX=FBA1h/BX=0082h
Index:	installation check;OS/x86|entry point;OS/x86|uninstall;OS/x86

</pre>