anchor.diff:  
   let
   
  -  version = "1.2.4";
  +  version = "1.2.5";
     rev = "v${version}";
  -  sha256 = "1mccfs5dgmfqxa7wvvz2j3qdifh0kxwzcz8bb3pdwv3phrf8lvji";
  +  sha256 = "0mgy2bkmyp7lvaqsr7hkndwdgjf26mlpsj6smrmn1vp0cqyrw72d";
   
     reaperFork = {
       src = fetchFromGitHub {
  
positive.code:     };
      meta = with stdenv.lib; {
       license = licenses.asl20;
      };
    };
  
  
negative.code:   postPatch = ''
      substituteInPlace dfasma.pro --replace '$$DFASMAVERSIONGITPRO' '${version}'
      cp -Rv "${reaperFork.src}"/* external/REAPER
      cp -Rv "${libqaudioextra.src}"/* external/libqaudioextra
    '';
  
    configurePhase = ''
  