[Bug 40421] it is the function used by Windows SetFilePointer

https://bugs.winehq.org/show_bug.cgi?id=40421

--- Comment #2 from LEMONNIER  ---
(In reply to Nikolay Sivov from comment #1)
> Could you be more specific? What does not work? Is there a demo version of
> this application to test? How to reproduce this bug?

Thank you very much for your so fast answer.
I will try to explain you more precisely.
But I give  you the relation  with the editor who knows the problem
perfectly.

Its name is Michel Leclerc.

The site is milec.com
We will try to address  you a program with a  test.

Thank you very much for all
Very sincerely
Patrice Lemonnier