Category: <b>network</b>
<br>Flags: obsolete (no longer present in current versions)<p>
<pre><b>INT 21 - Novell NetWare - BEGIN LOGICAL FILE LOCKING</b>

	AH = C8h
	if function C6h lock mode 00h:
	    DL = mode
		00h no wait
		01h wait
	if function C6h lock mode 01h:
	    BP = timeout in timer ticks (1/18 sec)
Return: AL = error code
Desc:	used to provide TTS support for applications which are not aware of
	  Novell's Transaction Tracking System
Note:	this function was added in NetWare 4.0, but was removed some time prior
	  to Advanced NetWare 2.15, and is no longer listed in current Novell
	  documentation
SeeAlso: AH=C9h
</pre>