[RFA] Darwin Port (Part 1: changes in common files)

[Mark Kettenis]

> Date: Mon, 10 Nov 2008 12:07:06 -0800
> From: Stan Shebs <stanshebs@earthlink.net>
> 
> Mark Kettenis wrote:
> > Why do you need both Darwin and Darwin64?  We don't do this for other
> > operating systems that have both a 32-bit and a 64-bit variant.
> >
> >   
> This may or may not be necessary - the ABIs are different, and both 
> 32-bit and 64-bit executables can be run at the same time by the same 
> kernel, no rebooting needed. So a GDB session does have to distinguish 
> the two types of executables.

That's no different from Linux or FreeBSD or NetBSD.  Those systems
will happily run 32-bit and 64-bit executables alongside eachother (as
long as you are running a 64-bit kernel).