Cross Reference: /development/ndk/platforms/android-21/arch-x86/lib

`Name`	`Date`	`Size`
Up to higher level directory
`libc.a`	06-Dec-2017	`8.4M`
`libm.a`	06-Dec-2017	`1.3M`
`libstdc++.a`	06-Dec-2017	`102.6K`
`libz.a`	06-Dec-2017	`562.3K`