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echo: msged_echo
to: Matthew Parker
from: andrew clarke
date: 1997-05-13 05:02:52
subject: Msged windows detection

07 May 97 17:34, Matthew Parker (3:712/610.31) wrote to andrew clarke:

 >>> Therefore neither dos version will release time slices when run under
 >>> windows.

 ac>> Well, not exactly.  dospause() will be called instead, which in
 ac>> turn calls INT 28h.

 > Thats what I originally thought too, but if you look in an interrupt 
 > list it shows only dos and os/2 as supporting it.

That's interesting.  I wonder why Windows doesn't support it?  Actually, I
also wonder what purpose INT 28h serves when called from outside a
multitasker (ie. vanilla DOS)...  ?

-- randy{at}zws.com

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