[RFA] Update OpenBSD/mips64 support

[Eric Christopher]

On Thu, 2005-04-14 at 00:37 +0200, Mark Kettenis wrote:
>    From: Eric Christopher <echristo@redhat.com>
>    Date: Wed, 13 Apr 2005 15:30:53 -0700
> 
>    > +	  mips64*-openbsd*)
>    > +	    mips_default_abi=N64_ABI
>    > +	    ;;
> 
>    Not n32?
> 
> Nope.  OpenBSD/sgi is fully 64-bit.  Don't think it even can execute
> 32-bit code.

n32 is 32-bit pointers and 64-bit registers. 64-bit registers are
required. It's also a heck of a lot faster than n64 :)

-eric