git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at febc826 avcodec/alsdec: propagate read_diff_float_data() errors in read_frame_data()
febc82690da3e054cf93b32203a2e19d3d1a935c