On Fri, 11 Mar 2011, Jason Liu wrote:

> The multi-single.c example on
> http://curl.haxx.se/libcurl/c/multi-single.html always causes select() to
> fail with WSAGetLastError() returning error 10022 (Winsock invalid argument)
>
> I am using Visual Studio 2005, Windows XP SP3, libcurl version 7.19.3.

Please don't use 7.19.3, upgrade!

> Does anyone have any idea why, or how to make it work?

I guess this happens because max_fd contains -1 in that moment and that's just
plain wrong to call select() at that point. The example should be fixed to not
do that...

-- 
  / daniel.haxx.se
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