git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at 05b6b30 fftools/ffplay: set the alphamodes buffersink array option instead of the binary one
05b6b30ee166e3efee95173a373c2076c5d3c7dd