[PATCH] Fix build with --enable-elf-stt-common

[Nick Clifton]

Hi Nix,

> For me there are additional test failures with this option (under glibc
> 2.8, which does appear to have at least *some* support for STT_COMMON in
> its dynamic loader):

Right.  I see the same thing.  It seems that there is also some work 
needed in the linker to properly support common symbols.  Still the good 
news is that the new linker (gold) supports STT_COMMON and does not have 
the problems that the plague the current one.

Cheers
   Nick