anchor.diff: -{ lib, stdenv, fetchFromGitHub, cmake, fetchpatch
  +{ lib
  +, stdenv
  +, fetchFromGitHub
  +, cmake
  +, fetchpatch
   , staticOnly ? stdenv.hostPlatform.isStatic
   }:
   
  
positive.code:   '';
  
    meta = with lib; {
      inherit (src.meta) homepage;
  
      description = "A generic-purpose lossless compression algorithm and tool";
  
      longDescription =
        ''  Brotli is a generic-purpose lossless compression algorithm that
            compresses data using a combination of a modern variant of the LZ77
  
negative.code:     sha256 = "sOeXNVsCaBSD9i82GRUDrkyreGeQ7qaJWjjy/uLL0/0=";
    });
  
    cmakeFlags = lib.optional staticOnly "-DBUILD_SHARED_LIBS=OFF";
  
    outputs = [ "out" "dev" "lib" ];
  
  