Category: <b>DOS kernel</b>
<br>Flags: partially documented function<p>
<pre><b>INT 21 - European MS-DOS 4.0 - "PRUN" - UNBLOCK A PROCESS</b>

	AH = 9Ah
	DS:BX -&gt; memory location processes may have blocked on
Return: AX = number of processes awakened
	ZF set if no processes awakened
Program: European MS-DOS 4.0 was written for Siemens in Germany and then used
	  by several other European OEMs; its release falls between mainstream
	  versions 3.2 and 3.3
Desc:	restart all processes waiting for the specified "restart" signal
SeeAlso: AH=99h,INT 2F/AX=0802h
</pre>