Date: Thu, 24 May 2001 01:17:29 -0400
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From: DJ Delorie <dj AT delorie DOT com>
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Subject: Re: Maximising conventional memory for shelled program
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> 1) Stubedit your executable and change the transfer buffer to 4K bytes
>    (or less, 2.5K used to be the minimum).

The stub itself uses 2.5k of DOS memory, so you have to have at least
that much owned by you just to run the program.  Once you're in 32-bit
land, the entire stub is converted into a transfer buffer, leaving
*nothing* wasted.