README.macOS.bash: add zstd and pkg-config
@@ -19,6 +19,8 @@ brew install libyaml # enables `--enable-mapreduce`
brew install libevent # gpfdist
brew install apr # gpfdist
brew install apr-util # gpfdist
+brew install zstd
+brew install pkg-config
brew link --force apr
brew link --force apr-util
