Mindsurfer wrote to Shurato:

M> https://github.com/keskival/turbo-pascal-expe...
M> ix.d oc
M> 
M> https://archive.org/details/patchcrt
M> 
M> https://www.ipnet6.org/tppatch.html

Those are all RTE200 (divide by zero) patches.  The program will usually
spit out a RTE of "divide by zero", even on a fast computer.  Those patches
are most likely notthe issue.  He needs to try Mo'Slo or Tame (which is
still registerable) to slow down the DOS session.

M> Or Skullcheck does not run on NTVDM for other reasons. who knows.

NTVDM is lousy for running DOS programs reliably after Windows 7.

That's why I ran OS/2 for so many years: it does DOS better than DOS does
DOS.  These days, DOSemu under Slackware Linux runs my DOS doors
reliably...as long as the door was written well.

-- digi

 

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