Category: <b>DOS-based task switchers/multitaskers</b>
<br>Flags: Undocumented function<p>
<pre><b>INT 16 - PC Tools v8+ CPTASK - INSTALLATION CHECK</b>

	AX = FF80h
	BX = 0000h
	CX = 0000h
	DX = 0000h
Return: CX = 5555h if installed
Program: CPTASK is a task switcher by Central Point Software
</pre>