PS> Normally if you open a file on the server, another user will get an
 PS> error if they try to open the same file while it's still open.  If you
 PS> flag the file as shareable then many users can open and read the file
 PS> at the same time.  They can also write to it, but not necessarily
 PS> without overwriting each others data if they write to the same
 PS> records.

 rc>     You can still share files that are not actually flagged
 rc> shareable, so long as you open them in denynone (share with
 rc> everyone) mode.

Or deny-write, if they want read-only access.

In fact, using the share flag on files under Novell is downright dangerous.
It is a holdover kludge from DOS 2.x days.


 rc>     I am not a C programmer so I just lurk here. I presume
 rc> that C has something like a 'flock()' and 'funlock()'
 rc> function ?

locking(), actually.

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