[PATCH xrdb] predefined cpp macros can produce unexpected results (bug 3413)

[Thomas Dickey]

On Sun, 5 Dec 2010, Matthieu Herrb wrote:

>> What if the pre-processor is not a GNU cpp? Solaris  or something
>> else.
>
> You loose, but iirc Solaris or other cpp I know of don't pre-define
> any macro.

man cpp says

                      The symbols  sun, sparc and unix are defined
                      for all Sun systems.

-- 
Thomas E. Dickey
http://invisible-island.net
ftp://invisible-island.net