[LLVMdev] Android, llvm-ar and setLastModificationAndAccessTime

[Rafael Espíndola]

> Have setLastModificationAndAccessTime fail on platforms without
> futimes/futimens (by ENOSYS). This is pretty ugly because having a function
> which can never succeed seems likely to confuse users.

This is probably OK. This is just for use in llvm-ar, so it doesn't
have to be fully general. In fact, moving this function to llvm-ar
itself is probably OK too.

Cheers,
Rafael