use of the kernel and licensing

[Erich Dollansky]

Hi,

On Mon, 01 Apr 2013 10:26:15 -0400
Joe <fbsd8 at a1poweruser.com> wrote:

> snip....
> 
> How do you explain all the forks of UNIX each claiming their own 
> copyright. They all provide the same concept, use the same names for 
> their commands, use the same programming language, have a filesystem
> as their base. Just where is the line drawn between a fork and a
> rewrite? 

just go back in history and find out why the AT&T code in BSD was
rewritten.

Erich