Re: Portability/Compatability between GNUstep <---> Cocoa...

[Alex Perez]

> > Not sure what you are asking for. But if you only want to find out if 
> > your code compiles in a GNUstep or a MacOSX environment a test for 
> > #ifdef GNUSTEP should do.
> >
> This seems to be just the one I'm seeking for. Which file defines the 
> macro?  Or is this
> one defined by each programmer?

The problem with #ifdef GNUSTEP is that, AFAIR, it is still defined if you 
use GNUstep-make to build under OS X. That's no good. Apple's GCC always 
defines __APPLE__ and there's also MAC_OS_X (or is it MAC_OSX, I can never 
remember..)