anchor.diff:  , disableDocs ? false
   , CoreFoundation
   , gsettings-desktop-schemas
  +, wrapGAppsHook
   }:
   
   let
  
positive.code:     done
      mkdir src/build
      cd src/build
    '';
  
    shared = if stdenv.isDarwin then "dylib" else "shared";
  
negative.code: 
    enableParallelBuilding = false;
  
  
    meta = with stdenv.lib; {
      description = "A programmable programming language";
  