Category: <b>debuggers/debugging tools</b>
<br>Flags: available only in protected mode, Undocumented function<p>
<pre><b>INT 2F - Borland TDX - INSTALLATION CHECK</b>

	AX = FB43h
	BX = 0100h
Return: BX = FB43h if loaded
Program: TDX is Borland's Turbo Debugger variant for DPMI programs
Note:	Borland Pascal 7 DPMI programs use this call to check whether they
	  should install their own stack and general protection exception
	  handlers, or allow TDX to handle those exceptions
</pre>