Re: installing emacs and X11 on OS X

[Piet van Oostrum]

>>>>> Hugo Wolf <hwolf@deutsches.lieder.net> (HW) writes:

>> (and (eq system-type 'macos) (display-graphic-p))

HW> There's no logical difference I can see between this and (eq
HW> window-system 'mac) -- i.e., no circumstance I can imagine in which
HW> one would be true and the other false.  Can you think of one?  But if
HW> the emacs developer community is getting away from the use of
HW> window-system, that's reason enough to switch.


>> (I assume that system-type's value is `macos' on Aqua, but I cannot
>> verify if that's indeed so.)

HW> In osx it's actually 'darwin.  Darwin is the bsd core that underlies
HW> osx.  I don't know what it is in old, pre-unix MacOS.

Theoretically it could also be 'darwin on a non-macos system.
-- 
Piet van Oostrum <piet@cs.uu.nl>
URL: http://www.cs.uu.nl/~piet [PGP]
Private email: P.van.Oostrum@hccnet.nl