[rfc] [3/7] Modernize AIX target: merge targets

[Mark Kettenis]

> Date: Tue, 24 Apr 2007 23:36:38 +0200 (CEST)
> From: "Ulrich Weigand" <uweigand@de.ibm.com>
> 
> ChangeLog:
> 
> 	* configure.host (rs6000-*-*): Merge with powerpc-*-aix* rules.
> 	* configure.tgt (rs6000-*-*): Likewise.
> 	* config/rs6000/aix4.mh: Delete file.
> 	* config/rs6000/aix4.mt: Delete file.
> 	* config/rs6000/rs6000.mh: Delete file.
> 	* config/rs6000/rs6000.mt: Delete file.
> 
> 	* config/powerpc/nm-aix.h: Delete file.
> 	* config/powerpc/aix.mh (NAT_FILE): Set to config/rs6000/nm-rs6000.h.

Looks reasonable to me.