git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at 8b93c94 avutil/hwcontext_amf: Add AMF_IFACE_CALL macro
8b93c94f474664bb7a0ef801ef33acf4cc802217