Category: <b>runtime support</b>
<p>
<pre><b>INT D0 - STSC APL*PLUS/PC - MAY BE USED IN FUTURE RELEASES</b>

--------U-D0
INT D0 - [not a vector!] - NJFRERAM SIGNATURE VECTOR
Program: NJFRERAM is a resident free-memory display utility by Mike "Nifty
	  James" Blaszczak
Note:	if NJFRERAM is installed, this vector points at the signature "NJ"
Index:	installation check;NJFRERAM
</pre>