sparc localplt files

[David Miller]

From: Roland McGrath <roland@redhat.com>
Date: Wed, 21 May 2008 14:07:36 -0700 (PDT)

> Well, the more normal thing would be to have localplt.data found in sysdeps
> dirs rather than centralized.  Since that data file is "the known state of
> this implementation" rather than "correct for this ABI" (like c++-types is)
> it makes sense to me to distribute them rather then centralize.

Ok, but the c++-types also will need this kind of search capability
for the various sparc build targets.

Personally, I don't find the plethora of files so offensive :)