bug#35405: Patch for 35405

[Ludovic Courtès]

Hi John,

Apologies for the late reply.

John Ralls <address@hidden> skribis:

> From f2de9d206b33bc2e27acde1e751df9ba8faf60a9 Mon Sep 17 00:00:00 2001
> From: John Ralls <address@hidden>
> Date: Tue, 23 Apr 2019 15:06:48 -0700
> Subject: [PATCH] Fix build on MinGW-w64
>
> Fixes bug 35405
>
>        * lib/poll.h: MinGW provides struct pollfd in winsock2.h and
>          lib/threads.h includes it so disable declaring it in poll.h and
>          get the declaration from winsock2.h. Otherwise gcc complains that
>          poll() has a different signature between the declaration and
>          definition.
>        * libguile/socket.c: TCP declarations are in winsock.h on Windows.
>        * libguile/timegm.c: MinGW doesn't include mktime so include mktime.c 
> to
>          provide it.

The portability later in lib/ comes from the Gnulib project:

  https://gnu.org/s/gnulib

Could you check whether the issue is fixed there in current Git
‘master’, and if not report it to address@hidden?

Thank you,
Ludo’.