Date: Thu, 22 Dec 1994 10:29:53 -0500 (CDT)
From: Aaron Ucko <UCKO AT VAX1 DOT ROCKHURST DOT EDU>
Subject: Re: EMM386 versus Gnu C
To: A DOT APPLEYARD AT fs2 DOT mt DOT umist DOT ac DOT uk
Cc: djgpp AT sun DOT soe DOT clarkson DOT edu
Organization: Rockhurst College; Kansas City, MO

>As I found before, an EMM386 line in AUTOEXEC.BAT puts the PC into a mode
>called (I think) V86 or something, which Gnu C can't run in, and can't switch
>back to real mode from. But if I don't put EMM386 in I don't get any upper
>memory. But I want to put some of my TSR's in upper memory to save space in
>ordinary memory. Please how can I have upper memory and yet be in real mode?
DJGPP is quite happy when the computer is in V86 mode _as long_ as VCPI
is provided.  If you are still using DOS 5, you need to tell EMM386 to
give you a page frame and some EMS memory.  It probably isn't a bad idea to
go ahead and upgrade to DOS 6 if possible.

--- Aaron Ucko (ucko AT vax1 DOT rockhurst DOT edu; finger for PGP public key) -=- httyp!
-=*=-Just because you're paranoid doesn't mean they aren't out to get you.-=*=-
Geek code 2.1 [finger hayden AT vax1 DOT mankato DOT msus DOT edu for explanation]: 
 GCS/M/S d(-) H s g+ p? !au a-- w+ v+ C++(+++)>++++ UL++(-)(S+)>++++ P++ 
 L+(++) 3(-) E-(----) !N>++ K- W-(---) M-(--) V(--) po-(--) Y+(++) t(+) !5 j R 
 G tv--(-) b+++ !D(--) B--(---) e>++++(*) u++(@) h!() f(+) r-(--)>+++ n+(-) y?