glibc version not found

mkdir glibc
cd $!
wget http://launchpadlibrarian.net/137699828/libc6_2.17-0ubuntu5_amd64.deb
wget http://launchpadlibrarian.net/137699829/libc6-dev_2.17-0ubuntu5_amd64.deb
ar p libc6_2.17-0ubuntu5_amd64.deb data.tar.gz | tar zx
ar p libc6-dev_2.17-0ubuntu5_amd64.deb data.tar.gz | tar zx
libcroot=/path/to/glibc/lib/x86_64-linux-gnu
LD_LIBRARY_PATH=$libcroot:$LD_LIBRARY_PATH $libcroot/ld-2.17.so $(which python)

link