your patch broke darwin libffi

[David Edelsohn]

>>>>> Bryce McKinlay writes:

Bryce> Wouldn't it be better to give this function the same name in both aix.S 
Bryce> and darwin.S, since only one of them gets built?

	I was trying to add the support with as little intrusion as
necessary while utilizing the similarities.  Darwin is not AIX and AIX is
not Darwin.  What name would you suggest?  During our last discussion, no
one could find a common name.

David