git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at 3d1d546 avutil/eval: apply unary sign to print, squish, gauss and lerp
3d1d546f7055a16efd3686cb8a8426c7aef20c48