anchor.diff: -{ lib, fetchurl, fetchFromGitHub, callPackage
  +{ lib, fetchurl, fetchpatch, fetchFromGitHub, callPackage
   , storeDir ? "/nix/store"
   , stateDir ? "/nix/var"
   , confDir ? "/etc"
  
positive.code:   , withLibseccomp ? lib.any (lib.meta.platformMatch stdenv.hostPlatform) libseccomp.meta.platforms, libseccomp
    , withAWS ? !enableStatic && (stdenv.isLinux || stdenv.isDarwin), aws-sdk-cpp
    , enableStatic ? false
    , name, suffix ? "", src
  
    }:
    let
       sh = busybox-sandbox-shell;
       nix = stdenv.mkDerivation rec {
        inherit name src;
        version = lib.getVersion name;
  
        is24 = lib.versionAtLeast version "2.4pre";
  
negative.code:       sha256 = "0qhd3nxvqzszzsfvh89xhd239ycqb0kq2n0bzh9br78pcb60vj3g";
      };
  
      patches = [
        (fetchpatch { # Fix build on gcc10
          url = "https://github.com/NixOS/nix/commit/d4870462f8f539adeaa6dca476aff6f1f31e1981.patch";
          sha256 = "mTvLvuxb2QVybRDgntKMq+b6da/s3YgM/ll2rWBeY/Y=";
        })
      ];
  
      inherit storeDir stateDir confDir boehmgc;
    });
  
  