Cross Reference: /prebuilts/go/darwin-x86/pkg/darwin_amd64/os

`Name`	`Date`	`Size`
Up to higher level directory
`exec.a`	21-Aug-2018	`175.7K`
`signal/`	21-Aug-2018
`signal.a`	21-Aug-2018	`31.3K`
`user.a`	21-Aug-2018	`100.5K`