[PATCH] x86_64 purgatory Makefile typo fix.

[sachinp@xxxxxxxxxx (Sachin P. Sant)]

Simon Horman wrote:
> Ooops, sorry about that.
>
> Perhaps this is worthy of a fresh release?
>   
I think so. Current release is unusable on x86-64. Bernhard also submitted
a similar patch. You might want to club both of them together.

Thanks
-Sachin