git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at d41b8d9 swscale/output: Use 64bit in addition in  yuv2gbrp16_full_X_c() for RGB + Y
d41b8d95a7234cf0b34fcb84e307385fb3ef30a1