>>>Since the NT o/s is multi-threading I have a problem when issuing the
>>>RUN command to invoke PkUnZip to unzip several files. The
>>>routine I need to do calls PkUnZip several times in succession
>>>and this causes the DOS screens to stay open.
>>>
>>>Anyone know of a solution to this problem. I have tried using
>>>RUN /N to limited success. Your assistance will be greatly
>>>appreciated.
>>
>>There was several mentions, a few weeks ago, concerning the use of an API call to execute a Dos program. That may help.
>
>Or, if you or your client has a spare $300, you might try DynaZip.

Yes, for sure, I would also recommend it.