Re: [PATCH 5/6] gnu: gcc: Force Aarch64 to use /lib.

[Danny Milosavljevic]

> +              ;; Force Aarch64 libdir to be /lib and not /lib64
> +              (substitute* "gcc/config/aarch64/t-aarch64-linux"
> +                (("lib64") "lib"))
> +

I'd amend the comment to say why.