Win32: check exceptfds in select when connecting #306
Merged
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When doing a nonblocking connect() on win32, select() reports failure using
exceptfds instead of writefds. Allow this narrow case when doing a non-blocking
connect on Win32.
See:
https://msdn.microsoft.com/en-us/library/windows/desktop/ms740141(v=vs.85).aspx
Fixes #297