git version 2.4.0
Removing ffbuild/config.log
From https://git.ffmpeg.org/ffmpeg
 * branch            master     -> FETCH_HEAD
HEAD is now at 3b98e29 swscale/output: fix integer overflows in chroma in yuv2rgba64_X_c_template()
3b98e29da87c85396b55bbd86be289a16d07be16