> >>> + #ifdef WIN32
> >>> + #define _WIN32_WINNT 0x0400
> >>> + #endif
> >> 
> >> Hmm ... in pg_ctl.c I see
> >> 
> >> #define _WIN32_WINNT 0x0500
> >> 
> >> Is there a reason for these to be different?  Are there 
> other places 
> >> that will need this (ie, maybe it should be in c.h instead?)
> 
> > Not really. The default appears to be 0x0400 for MingW (or 
> it wouldn't 
> > have worked before), but 0x0350 or so for Visual C++.
> > If we define it to 0x0500 we pull in headers that will only work on 
> > 2000 or newer.
> 
> Hm.  Actually, if the rest of the backend compiles without 
> this, then I guess the real question is what's zic.c doing 
> that needs it?  pg_ctl.c has an excuse because it's doing 
> weird MS-specific junk, but zic.c is supposed to be 
> bog-standard portable code.  It really shouldn't have 
> anything that's further out there than you could find in ten 
> other places in the backend.

Only almost. There is a small function to emulate link(), which uses
CopyFileEx(). That's the one.

//Magnus

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