🚀 go-pugleaf

"dr ratt" <spamsum1else@zen.co.uk> wrote in message
news:u3gl715cqj8f8v09cf3g6ud076b8emmdtt@4ax.com
> On Fri, 6 May 2005 00:16:20 +0100, "Stephen Howe"
> <sjhoweATdialDOTpipexDOTcom> wrote:
>
>>>> Quake for DOS does not start properly
>>>
>>> unsurprising, xp contains no dos.
>>
>> Not strictly true.
>> NT 3.1, NT 3.5, NT 4.0, Windows 2000, Windows XP : the 100% 32-bit
>> versions of Windows have these things called subsystems.
>> The subsystems allow different types of executable to run under
>> Windows.
>>
>> NT 4.0 and Windows 2000 has 5 subsystems
>> Windows XP has 4 subsystems.
>>
>> Remember IBM?
>> It produced  an operating system, which can still be bought, called
>> OS/2. Originally this was 16-bit but IBM bought out a version that
>> was 32-bit. And back in 1989, you could use Microsoft C 6.0 to build
>> 16-bit OS/2 executables.
>> And you can still produce 16-bit OS/2 executables, to this day, using
>> OpenWatcom.
>> They have a completely different format to 32-bit Windows executable.
>> So why am I mentioning this?
>>
>> Well, as an experiment, if you tried running the 16-bit OS/2
>> executable from the command line of Windows 2000, it will run.
>> An executable format that is 16 years old, effectively obsolete,
>> still runs under Windows 2000 (but not XP - Microsoft removed
>> support for OS/2 subsystem in XP).
>> What a surprise.
>>
>> Question: What are the sub-systems for 32-bit Windows?
>>
>> POSIX Subsystem - capable of running POSIX.1 apps
>> Win32 Subsystem - runs 32-bit Windows apps
>> Win16 Subsystem - runs 16-bit Windows apps (that is Windows 3.0, 3.1
>> native apps from 1990-1994)
>> DOS16 Subsystem - runs 16-bit DOS apps (and that means DOOM and
>> Quake) in Virtual DOS Machine
>> OS/216 Subsystem - runs 16-bit OS/2 1.x character-mode apps
>>
>> If you look for the following files in Windows System directory
>>
>> NTIO.SYS     - The equivalent of IO.SYS on MS-DOS machines.
>> NTDOS.SYS    - The equivalent of MSDOS.SYS.
>> NTVDM.EXE    - Win32 Application.
>> NTVDM.DLL or NTVDMD.DLL   - Win32 Application.
>> REDIR.EXE    - Virtual Device Driver (VDD) redirector for the VDM.
>>
>> They make up the DOS subsystem.
>> And if you run Doom or Quake for DOS, it will be NTVDM.EXE that
>> shows up in Task Manager.
>> Now how well it runs DOS programs is another matter :-)
>
> snippy snip
>
> i sit corrected.
>
> dr ratt
>
> ------------------------------------------------------------
> gary: so there's no chance we can be together?
> lisa: only if you promise me you'll never die.
> gary: you know i can't promise that.
> lisa: if you could do that, i'd make love to you, right now.
> gary: i promise. i will never die.

It's aaaIGHT now ;o)  Fresh install of that gigantic whopping (350K?) 
WinQuake 1.0 and I'm running "vanilla" graphics Quake again.  Gotta see 
if it's supposed to support opengl32.dll?
McG.