1.7.8: write fails with EAGAIN

[Robert Wruck]

> Surprisingly, this returns FALSE / nbytes = 0 / GetLastError =
> ERROR_INVALID_HANDLE on WinXP if the number of bytes exceeds some
> maximum and the handle refers to a pipe.
> Since you don't know what kind of handle you're writing to in
> write_overlapped, it seems reasonable to do the write in chunks.

Sorry, I made a mistake.
The value returned by GetLastError() is 1450 / ERROR_NO_SYSTEM_RESOURCES.


-Robert

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