Toggle default ELF section syntax on SPARC

[David Miller]

From: Eric Botcazou <ebotcazou@adacore.com>
Date: Tue, 2 Mar 2010 16:56:43 +0100

>> They need the default ELF one, is that what they'll get after your change?
> 
> The current situation is that everybody gets the Solaris one, except for Linux 
> thanks to your change, because sparc/sysv4.h is included by every SPARC port.
> 
> My change reverses that: everybody gets the ELF one, except for Solaris with 
> Sun 'as' for which the Solaris one is really needed.

That sounds perfect.