git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at 313e776 avcodec/ffv1dec: Allocate the minimum size for fltmap and fltmap32 with the current implementation
313e776ba7d79e0830e2769ba88b787f0f1da24c