bug#45821: Emacs UDP support on Windows

[Alex Matei <matei.alexandru@live.com>]

I’ve used the Emacs-28 branch :)

> On Jan 4, 2023, at 1:32 AM, Robert Pluim <rpluim@gmail.com> wrote:
> 
> 
>> 
>>>>>> On Tue, 3 Jan 2023 20:22:58 +0000, Alex Matei <matei.alexandru@live.com> said:
> 
>    Alex> Here are the 2 patches that can be applied, in order:
>    Alex>   *   0001 -> the original patch from the email thread, that I used
>    Alex>   *   0002 -> the additions that I made locally
> 
>    Alex> Note: TLS mostly works, but I’ve observed some weird behavior in the process list for EWW
> 
>    Alex>   *   It almost feels like sometimes we hit snags in navigating to some HTTPS endpoints because the existing connections never get closes
>    Alex>   *   I think we need to make some investigations/ changes to the socket lifetime / close behavior to fix the class of issues we are seeing in EWW, where sometimes the page load hangs, and yes, you can load it after a couple of refreshes (‘g’ key binding) but then you see something really interesting if you take a look at the process list
>    Alex>      *   You will notice that some of the connection never
>    Alex>   close (properly) and hang around!
> 
> Hmm, Iʼve not noticed anything like that, but I donʼt use Emacs on
> windows regularly. Is this emacs-28 or emacs-29 or master? (I ask,
> since emacs-29 did some reworking of some of the TLS code).
> 
>    Alex>      * If anyone has any good pointers of what are good
>    Alex>      functions to look at, please let me know; I will take a
>    Alex>      look at this later in the day, and navigate the reader
>    Alex>      thread and everything around it..
> 
>    Alex> [cid:image003.png@01D91F6E.1C5C1280]
> 
>    Alex> p.s. I didn’t find an obvious way of merging the two patches in magit, hence the 2 individual patches 😊 – I guess I can just rebase the commits into one..
> 
> Either rebase, or if youʼve 'git apply' the changes from the second
> patch you can add them in to the first patch using 'c e' (commit
> extend). Of course you then need to to 'c w' to fix the commit
> message, so rebase is the way to do it in one step.
> 
> Robert
> --