{ pkgs, ... }:

{
  nixpkgs.config.packageOverrides = pkgs: rec {
    letsencrypt-ca = import ./letsencrypt-ca.nix {
      stdenv = pkgs.stdenv;
      fetchurl = builtins.fetchurl;
    };

    minecraft-server_1_15_1 = pkgs.minecraft-server.overrideAttrs (oldAttrs: rec {
      version = "1.15.1";
      src = builtins.fetchurl {
        url = "https://launcher.mojang.com/v1/objects/4d1826eebac84847c71a77f9349cc22afd0cf0a1/server.jar";
        sha256 = "a0c062686bee5a92d60802ca74d198548481802193a70dda6d5fe7ecb7207993";
      };
    });

    minecraft-current = pkgs.minecraft.overrideAttrs (oldAttrs: rec {
      src = builtins.fetchurl {
        url = "https://launcher.mojang.com/download/Minecraft.tar.gz";
        sha256 = "1k9gf1v1law4kiz8f7i2fxkj5vq2cm37b3ys95zpyf4aiw5nzg33";
      };
    });

    postgresql_11_gssapi = pkgs.postgresql_11.overrideAttrs (oldAttrs: rec {
      configureFlags = oldAttrs.configureFlags ++ [ "--with-gssapi" ];
      buildInputs = oldAttrs.buildInputs ++ [ pkgs.krb5 ];
    sbcl-with-libs = pkgs.sbcl.overrideAttrs (oldAttrs: rec {
      extraLibs = with pkgs; [
        openssl_1_1.dev
      ];
    });

    postgresql_12_gssapi = pkgs.postgresql_12.overrideAttrs (oldAttrs: rec {
      configureFlags = oldAttrs.configureFlags ++ [ "--with-gssapi" ];
      buildInputs = oldAttrs.buildInputs ++ [ pkgs.krb5 ];
    });

    hll2380dw-cups = import ./hll2380dw-cups.nix {
      inherit (pkgs) stdenv fetchurl makeWrapper cups dpkg a2ps ghostscript gnugrep gnused coreutils file perl which;
    };
  };
}