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the DOS code segment hunt, results/questions (Miscellaneous)

posted by Ninho(R) E-mail, 30.12.2009, 10:50

>> hook int 2Fh and call
>> a DOS function that you know will call a particular case of int 2Fh.
>> ...One that
>> comes to mind is that int 21h function 0Dh always finishes by calling int
>> 2Fh function 1120h - but there's surely a better one than that.

A good one (that doesn't cause disk activity!) might be :

int 21/3801h will call int 2F/14xx provided the country code (in BX) is different than the current country code.

I'll be using that in a FIXWrap revision...



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