#!/bin/sh
PATH=/nix/store/jdhk02s01ca02qv083f41wz8jj25gybc-gnused-4.8/bin:/nix/store/3fvq0jjjh50vh0rlqr2xc9ya8llcj113-gnugrep-3.7/bin:/nix/store/2w6011wwg5v6qxz182r4d0mmr3i4rxm1-coreutils-9.0/bin
tmp=$(mktemp)
sed '/nameserver /d' /etc/resolv.conf > $tmp
grep 'nameserver ' /etc/resolv.conf | \
  grep -vf /nix/store/pz579v21h20sv67v4a4xybjlg5vcbp0n-nameservers > $tmp.ns
cat $tmp /nix/store/pz579v21h20sv67v4a4xybjlg5vcbp0n-nameservers $tmp.ns /nix/store/pz579v21h20sv67v4a4xybjlg5vcbp0n-nameservers > /etc/resolv.conf
rm -f $tmp $tmp.ns
