[FFmpeg-cvslog] avutil/threadmessage: fix build without HAVE_THREADS, new attempt

ffmpeg | branch: master | Clément Bœsch | Mon Dec 7 16:39:57 2015 +0100| [5e0c47d41c1d643108212b5943cfb208a8f417be] | committer: Clément Bœsch avutil/threadmessage: fix build without HAVE_THREADS, new attempt > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=5e0c47d41c1d643108212b59

[FFmpeg-cvslog] avutil/threadmessage: fix build without HAVE_THREADS

ffmpeg | branch: master | Clément Bœsch | Mon Dec 7 14:26:39 2015 +0100| [d4b1b33e698bfcc9b85cd0a183442b497c2c4e5a] | committer: Clément Bœsch avutil/threadmessage: fix build without HAVE_THREADS > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=d4b1b33e698bfcc9b85cd0a183442b497c2c4