[patch] update configury for FreeBSD 10 on gcc-4.6 branch

[Gerald Pfeifer]

On Sun, 20 Nov 2011, Andreas Tobler wrote:
> And commit is this one:
> 
> http://gcc.gnu.org/ml/gcc-cvs/2011-11/msg00829.html

Thanks, Andreas!  If the libtool update on trunk is dragging out, I 
suggest you go ahead with this there, too.

Gerald