Suggestions here?
Add some diagnostics to XS code e.g. warn("Passing offset size=%d Off_t=%d",sizeof(offset),sizeof(Off_t));
Passing offset size=8 Off_t=8 at test.pl line 12.
So that would seem to have been a red-herring.
Anything else I can check on?
-D -- This suckage is brought to you by the letters U, D, and P.