Cross Reference: /prebuilts/build-tools/darwin-x86/lib64

`Name`	`Date`	`Size`
Up to higher level directory
`libc++.dylib`	06-Dec-2017	`967.5K`
`libprotobuf-cpp-full.dylib`	06-Dec-2017	`864K`
`libz-host.dylib`	06-Dec-2017	`90.6K`