http://minnie.tuhs.org/UnixTree/V7/usr/sys/sys/malloc.c.html
This is from 1979. I'm not clear on the origin of the code referenced above.
You're not? Well that is the question, I believe, down to the root, and were they authorized to do that. If it was a previous licensee, how do you know they were allowed?
It actually makes sense that if SCO was willing to show any portion of their evidence in public, it might be something that was already 'public', even if illegally. Maybe that's giving SCO more benefit of the doubt than they deserve, but I've certainly not seen any of this frantic evidence gathering by these partisans as proof of anything yet.