Subject: Re: GPL'd kernel parts
To: Ignatios Souvatzis <>
From: Bill Studenmund <>
List: tech-kern
Date: 09/11/1996 10:34:52
> In short:
> The GPL requires that every code which is linked with GPL'd code into
> a single binary to be placed under GPL, too. This would directly
> violate UCB's licensing conditions (and similar conditions from other
> universities), which requires us to keep them unchanged. This even
> holds if we wouldn't mind making the code unusable for people which do
> binary-only distributions (because of, say, special code for own
> hardware which they don't want to disclose).
> The GPL does not prevent you from dynamically linking GPL'd code with
> your binaries, even if your binaries have different licensing
> conditions. I asked Richard Stallman about this (I explicitly referred
> to share usermode libraries under GPL), and he confirmed my
> understanding.

So code under a copyright which read exactly like the GPL, _except_
that it didn't require modification of the (c) on other parts of the
binary into which this code went, would be ok?