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Article #7712

Re: Dos-extenders: The Complete Story ?

#7712
From: Joe Huffman
Date: Sun, 24 Jan 1993 06:43
38 lines
1817 bytes
olivierp@fwi.uva.nl (P.Olivier) writes:

>- The Phar Lap dos extender seems to come in two varieties:
>  16 bit and 32 bit. can both types be used with the Borland C++ 3.1
>  compiler ? 
>  And with Microsoft C (6.0) ?

To use the 32-bit one you need a 32-bit compiler, like Watcom C/386 
Metaware High C, or Zortech from Symantec.

>- What other good (commercial) dos extenders exist ? 

FlashTek, Inc. supplies (a crippled version) the one shipped with the 
Zortech compiler.  It is also available for Watcom.  The complete version
supports virtual memory, TSR, memory mapped files, VCPI, DPMI, and 
bare bones DOS, and is very small (< 20K) and very fast.

>- What kind of porting problems can one expect when switching to a 
>  dos extender ?

See my article in Dr. Dobbs, January 1993.

Contact FlashTek for a free demo disk of our DOS extender.

Joe Huffman
FlashTek, Inc.                  FlashTek, Ltd.
121 Sweet Ave                   Partnership House
Moscow, Idaho 83843             Grantham, Lincs
U.S.A.                          NG31 9ST  England

FAX:    208-882-7275            FAX:   +44-476-61382
Voice:  208-882-6893            Voice: +44-476-74108
Orders: 800-397-7310
Email:  flashtek@proto.com      Email: flashtek@cix.compulink.co.uk
CIS:    71332,203               CIS: 100042,1673
-- 
netcom!proto!joe
joe@proto.com
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From: joe@proto.com (Joe Huffman)
Newsgroups: comp.os.msdos.programmer
Subject: Re: Dos-extenders: The Complete Story ?
Message-ID: <1993Jan24.064351.13818@proto.com>
Date: 24 Jan 93 06:43:51 GMT
References: <1993Jan22.110550.7206@fwi.uva.nl>
Organization: FlashTek, Inc.
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