New comment by sgn on void-packages repository

https://github.com/void-linux/void-packages/pull/23309#issuecomment-655212763

Comment:
On 2020-07-07 17:00:38-0700, John Zimmermann <notifications@github.com> wrote:
> Don't know. But file is not a gnu Project and therefore these are
> not GNU extensions. But which linux system is running a different
> file implementation? Also I could not even say if my wonky string
> manipulations would produce the correct result with other file
> implementations.

I forgot that file is not GNU project.
POSIX seems to specify file, which triggers me to ask this question.

It looks like we should be fine if we bootstrap from other Linux distro.

Don't know if we support bootstrap from BSD, though.

-- 
Danh