#!/bin/sh
PATH=/nix/store/izkxjfa4vw8hj71nryw29iylansdj36m-gnused-4.8/bin:/nix/store/hcpp0sgqrdd8gc2fya3lf5yibk1n1a87-gnugrep-3.7/bin:/nix/store/dj89pwrdlycn8iyn08v8znmynjz1zsi9-coreutils-9.0/bin
tmp=$(mktemp)
sed '/nameserver /d' /etc/resolv.conf > $tmp
grep 'nameserver ' /etc/resolv.conf | \
  grep -vf /nix/store/3c7vl7ax9ry4zrcgdhyv23nc3jy3bp0c-nameservers > $tmp.ns
cat $tmp /nix/store/3c7vl7ax9ry4zrcgdhyv23nc3jy3bp0c-nameservers $tmp.ns /nix/store/3c7vl7ax9ry4zrcgdhyv23nc3jy3bp0c-nameservers > /etc/resolv.conf
rm -f $tmp $tmp.ns
