core/pkgs/by-name/bo/boost/packages.nix

{ ... }:
res: pkgs: super:

with pkgs; {
  inherit (callPackage ./. { inherit (buildPackages) boost-build; })
    boost175 boost177 boost178 boost179 boost180 boost181 boost182 boost183
    boost184 boost185;

  boost = boost181;
}