On 23 October 2017 at 00:18, Richard Stallman <rms@gnu.org> wrote:
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  > >   > We use various non-FSF-copyright C libraries. We don't ship their
  > > sources,
  > >
  > > To "use" a library has many possible meanings.
  > > Some of them are ok, some would violate our principles or our license.
  > > Could you explain concretely?
  > >

  > ​I'm talking about the various library dependencies of Emacs.​

I think you are talking about linking Emacs with nonfree libraries
that are part of the operating system it is being compiled for.  Right?

​No, I mean the various libre libraries it uses, such as libjpeg, libpng, librsvg etc.​

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