>I _think_ the original post was more along the lines of being able to
>selectively disable _installing_ new versions of things.

Sorry. I misunderstood.

-- 
Phil Nelson                    NetBSD: http://www.netbsd.org
e-mail: phil@cs.wwu.edu        LPF: http://www.lpf.org
http://www.cs.wwu.edu/~phil    !gifs: http://www.lpf.org/Patents/Gif/Gif.html