git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at 8f3c62c tests/fate/hlsenc: don't write the segment output to /dev/null
8f3c62cb6acae5b753e609e25c141a6f31d0df19