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Date: Mon, 15 Jun 2020 19:30:49 -0400
From: Rich Felker <>
To: John Starks <>
Cc: "" <>
Subject: Re: RE: [EXTERNAL] Re: Advocating musl to in windows
 subsystem and OS X

On Sun, Jun 14, 2020 at 08:43:35PM +0000, John Starks wrote:
> > From: Markus Wichmann <>
> > On Fri, Jun 12, 2020 at 06:56:28PM +0200, Brian Peregrine wrote:
> > > Microsoft probably uses glibc (as the subsystem seems to be
> > > canonical-made and they use glibc in ubuntu),
> > 
> > The distribution you install is just a collection of the exact binaries you would
> > get in a normal install. Therefore it is the distribution itself which has a libc,
> > and whether that is glibc, musl, or dietlibc (just to name an utterly outlandish
> > option) is up to the distribution.
> > However, there is one additional file installed, called /init, which is also the
> > root of the emulated process tree. And that file is statically linked against
> > musl (as you can tell by running "strings" on it). It apparently generates a
> > couple of files from Windows' current system settings (like /etc/resolv.conf).
> Yes, originally we dynamically linked our infrastructure binaries to
> glibc and relied on the distro to ship it. These days we are happy
> users of (statically-linked) musl. We additionally try to make sure
> that musl-based distros such as Alpine work well within WSL.

Thanks. Can you fill us in on if WSL1 is still a thing that's
supported/in-use? If so is there any chance we could get some action
on ?


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