On 04/27/2017 08:02 PM, Mark Wielaard wrote:
> On Thu, Apr 20, 2017 at 04:08:48PM +0200, Ulf Hermann wrote:
>> We don't want to use it, even if it exists.
> 
> I am not sure this is really the right place to patch.
> The value is retrieved through uname () which is POSIX and so should
> be available even on non-GNU/Linux systems. When kernel_release ()
> returns NULL the callers expect errno to be set so they can use it
> to return a failure code.

You can get uname() on Windows through gnulib, but at the cost at linking to 
additional windows DLLs. It calls gethostname and for that we need to link 
against ws2_32.dll. That's an unreasonable dependency for getting something we 
cannot use anyway. I suggest we just set errno to ENOTSUP then.

Ulf

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