Happy New Year, the *nix Way

They just think of everything, don't they?

hcs:~ 21>factors 2006

CORRECT>factor 2006 (y|n|e|a)? yes
2006: 2 17 59
hcs:~ 22>uname
Linux
hcs:~ 23>

But not always consistently:

bantha:~ 55>factor 2006

CORRECT>gfactor 2006 (y|n|e|a)? yes
2006: 2 17 59
bantha:~ 56>uname
NetBSD
bantha:~ 57>