[mythtv-commits] [MythTV/mythtv] 85d37a: configure: link to libatomic when it's present

[elenril]

  Branch: refs/heads/master
  Home:   https://github.com/MythTV/mythtv
  Commit: 85d37a59152f4606fa729b694b50d955f7f28de4
      https://github.com/MythTV/mythtv/commit/85d37a59152f4606fa729b694b50d955f7f28de4
  Author: Anton Khirnov <anton at khirnov.net>
  Date:   2022-02-24 (Thu, 24 Feb 2022)

  Changed paths:
    M mythtv/external/FFmpeg/configure

  Log Message:
  -----------
  configure: link to libatomic when it's present

C11 atomics in some configurations (e.g. 64bit operations on ppc64 with
GCC) require linking to libatomic.

Fixes #499

Signed-off-by: Peter Bennett <pbennett at mythtv.org>