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From: dmurdoch@watstat.waterloo.edu (Duncan Murdoch)
Newsgroups: comp.lang.pascal
Subject: Re: old .TPUs under TP5.5???
Keywords: converter?
Message-ID: <1540@maytag.waterloo.edu>
Date: 20 Feb 90 18:19:59 GMT
References: <19557@mephisto.UUCP> <25E0E80B.10233@paris.ics.uci.edu>
Sender: daemon@maytag.waterloo.edu
Reply-To: dmurdoch@watstat.waterloo.edu (Duncan Murdoch)
Organization: U. of Waterloo, Ontario
Lines: 11

In article <25E0E80B.10233@paris.ics.uci.edu> milne@ics.uci.edu (Alastair Milne) writes:
>   In fact, the TPU file starts with a signature that indicates precisely
>   which version of Turbo wrote it.  That alone presumably keeps later Turbo's
>   from using it.  Whether any other aspect of TPU's differs I couldn't say.
>   The signature system was probably installed in case they did.

All three versions of .TPU files differ significantly.  Borland is free to
make changes, since any new SYSTEM unit makes all existing .TPU files
obsolete anyways.

Duncan Murdoch