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Mail Archives: opendos/2003/10/09/20:25:49

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Message-ID: <092601c38ec3$0b3addc0$80fba8c0@dualdell>
From: "Ben A L Jemmett" <ben DOT jemmett AT ukonline DOT co DOT uk>
To: <opendos AT delorie DOT com>
References: <1A3IOX-1hMTqK0 AT fwd03 DOT sul DOT t-online DOT com> <03a801c38ebf$315d4640$c03dfea9 AT atlantis>
Subject: Re: confirm before over-write
Date: Fri, 10 Oct 2003 01:11:23 +0100
Organization: Jemmett Glover Software Development
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Reply-To: opendos AT delorie DOT com

> You cannot disable the internal COPY other than by replacing
> COMMAND.COM (for example by 4DOS),

One trick with MS-DOS's COMMAND.COM is to take a hex editor to it and make one
or more letters in the command name in the command table lowercase -- since
COMMAND.COM uppercases what you type before matching internal commands this
effectively disables it.  Not sure if this would work with DR-DOS's
COMMAND.COM (I suppose it would) or if it's a good idea.

Regards,
Ben A L Jemmett.
(http://web.ukonline.co.uk/ben.jemmett/, http://www.deltasoft.com/)

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