[PATCH] Fix bootstrap failures in libffi

[Bryce McKinlay]

Roger Sayle wrote:

>Unfortunately Bo Thorsen's recent patch to remove the variable avn
>from libffi/src/x86/ffi.c didn't remove all of the references to
>that variable.  This has broken bootstrap on i686-pc-linux-gnu.
>
>The following patch has been commited to mainline CVS as obviously
>correct, and returns the compiler back to bootstrap land.  My apologies
>if I've overstepped my mark, this is the first patch I've commited
>without explicit approval.
>
>Ok for mainline retrospectively?
>  
>

Yes, please don't hesitate to commit "obvious" patches (such as 
typo/thinko fixes) without waiting for approval, especially when they 
fix bootstrap failures. Just be sure to send a note to gcc-patches.

And this patch is fine ;-)

Thanks

Bryce.