Clone of https://github.com/NixOS/nixpkgs.git (to stress-test knotserver)
1local oldOpts="-u" 2shopt -qo nounset || oldOpts="+u" 3set +u 4. @gawk@/etc/profile.d/gawk.sh 5gawklibpath_append @out@/lib/gawk 6set "$oldOpts"