Cross Reference: /development/ndk/platforms/android-21/arch-arm64/lib

`Name`	`Date`	`Size`
Up to higher level directory
`libc.a`	05-Oct-2017	`12.9M`
`libm.a`	05-Oct-2017	`2.4M`
`libstdc++.a`	05-Oct-2017	`178.3K`
`libz.a`	05-Oct-2017	`891.5K`