4-clause BSD licensed files

[Paul Koning]

> On Jan 27, 2020, at 8:10 PM, Keith Packard <keithp@keithp.org> wrote:
> 
> ...
> I believe all of the affected files are copyright The Regents of the
> University of California, and as that organization has routinely
> re-licensed code from 4-clause to 3-clause licenses, I'm wondering if it
> would be reasonable to simply edit the affected files and remove this
> clause. 

It would make a whole lot of sense to ask for permission to make that change, but making it without explicit permission of the copyright holder would be incorrect.

	paul