What laptop to get to replace my 15" macbook?

[Trent Shipley]

Josef Lowder wrote:

> 7. Most of the *nix command-line commands and utilities that I am used
> to using do not seem to work on Mac OS-X

I have the impression that it is possible to put an X-Windowing system
and the *nix collection of utilities on OS-X and run all the goodies
natively.  Is this possible?  What keywords would you use to look for a
How-To?