Cross Reference: /development/ndk/platforms/android-21

`Name`	`Date`	`Size`
Up to higher level directory
`arch-arm/`	24-Aug-2016
`arch-arm64/`	24-Aug-2016
`arch-mips/`	24-Aug-2016
`arch-mips64/`	24-Aug-2016
`arch-x86/`	24-Aug-2016
`arch-x86_64/`	24-Aug-2016
`include/`	24-Aug-2016
`samples/`	24-Aug-2016