libc/eglibc: Add eglibc 2.16

Patches don't need to come forward, as they are in this branch.

Signed-off-by: Bryan Hundven <bryanhundven@gmail.com>
Message-Id: <6fdf77081379812820e8.1341286640@flambe.is-a-geek.org>

 #!/bin/sh

 set -e

 printf "Running autoconf...\n"

 autoconf -Wall --force

 printf "Done. You may now run:\n    ./configure\n"