From: "doug" <deleveld AT dds DOT nl>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: They do NOT run the same! W95/DOS!
Date: 27 Jun 2000 18:18:53 GMT
Organization: Rijksuniversiteit Groningen
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Radical NetSurfer <radsmail AT juno DOT com> schreef in artikel
<s97hls8hlhbikfhjkaut11p3lavr480eq2 AT 4ax DOT com>...
> PLEASE HELP ME UNDERSTAND THE FOLLOWING:
> 
> Why is it I find that most things compiled from a Win95 DOS shell
> appear to work just fine... if allegro is used, the graphics and mouse
> support is perfect....
> do into pure MS-DOS 6.22 and try to run the EXACT same program
> and you get CORE-DUMPS and the MOUSE will HANG-THE-COMPUTER!

I don't know if this will help, but the DPMI server of DOS and of windows
are different.  
They handle (among other things) NULL pointer stuff differently.  That may
be a part 
of your problem.

Hope this helps,

Doug