Subject: Re: Why Linux? (was: Re: Schema, a Scheme-based O{S,E} (was Re: Elk 3.0 on Linux))
From: rpw3@rigden.engr.sgi.com (Rob Warnock)
Date: 2000/05/16
Newsgroups: comp.lang.scheme
Message-ID: <8fqg4u$bf22k$1@fido.engr.sgi.com>
Friedrich Dominicus  <Friedrich.Dominicus@inka.de> wrote:
+---------------
| Rainer Joswig <rainer.joswig@ision.net> writes:
| > > Linux was and is such an experiment.
| > But it is plain old Unix, isn't it?
|
| Is it? A lot of people claim that Linux is Unix based but a different
| thing. I do not know what makes a Unix a Unix...
+---------------

(define is-a-duck?
  (let ((preds (list looks-like? walks-like? squawks-like?)))
    (lambda (x)
      (every (lambda (pred?) (pred? x 'duck)) preds))))
 

-Rob

-----
Rob Warnock, 41L-955		rpw3@sgi.com
Applied Networking		http://reality.sgi.com/rpw3/
Silicon Graphics, Inc.		Phone: 650-933-1673
1600 Amphitheatre Pkwy.		PP-ASEL-IA
Mountain View, CA  94043