from "Dave Burgess" <burgess@neonramp.com>:

>I was using GNAT Ada from the Walnut Creek distributions years ago.  If you
>can't find what you need at ftp.cdrom.com then let me know and I will go
>back through the complete set of Ada CD's that I have from them.
>
>I haven't had a need to run it in quite a while (I'm no longer in the Air
>Force), but I'd venture to guess that the support for NetBSD hasn't been
>lost.  If you decide to do this, you might need to enable the older version
>emulations in the kernel.

I don't remember seeing any NetBSD binaries for i386 or any other architecture.
I have Walnut Creek CDROMs going back to 1995, also looked at one FTP site.