Category: <b>DOS-based task switchers/multitaskers</b>
<p>
<pre><b>INT 15 - MultiDOS Plus v4.01 - CHECK IF MULTITASKING ENABLED</b>

	AH = 20h
Return: AX = current state
	    0000h multitasking enabled
	    other TCB of task that disabled multitasking
SeeAlso: AH=0Dh"MultiDOS",AH=13h"MultiDOS"
</pre>