devops: fix ffmpeg linux build (#3884)

The `PKG_CONFIG_PATH` variable is important since it is needed
to resolve `.pc` library files.
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Andrey Lushnikov 2020-09-14 17:46:07 -07:00 committed by GitHub
parent 2f0d2029ca
commit e4e3f82337
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@ -52,6 +52,7 @@ function build_ffmpeg {
git clone git://source.ffmpeg.org/ffmpeg.git
cd ffmpeg
git checkout "${FFMPEG_VERSION}"
export PKG_CONFIG_PATH="${PREFIX}/lib/pkgconfig"
# Prohibit pkg-config from using linux system installed libs.
export PKG_CONFIG_LIBDIR=