From:	Jan Dubois	Date:	Wed Apr 16 09:52:46 2008
Subject:	RE: Win32-IPC-1.06 fails to define INFINITE

On Wed, 16 Apr 2008, Christopher J. Madsen wrote:
> 
> Does anybody have any idea what could cause this?  It's impossible for
> the DLL not to define INFINITE.  It's no longer a conditional
> compilation; if INFINITE is not defined, the code won't compile.
> 
> The only thing I can think of is that $! isn't getting set properly, but
> I don't know how that could happen.

Oops, just included this in a private message I sent to Chris:

| Now that I'm typing this, I have one other idea though: if the module
| links against a different runtime library than perl58.dll, then the
| module will set errno inside the other runtime library and the value
| of $! is unchanged inside Perl. One thing you could do to guard
| against this is to set $! to 0 at the Perl level before calling
| constant(). But you won't be able to detect that constant() didn't
| recognize the name because you are returning a DWORD and not an SV*.

Cheers,
-Jan