anchor.diff:  , nixosTests
   }:
   
  -stdenv.mkDerivation rec {
  +stdenv.mkDerivation (finalAttrs: {
     pname = "st";
  -  version = "0.8.5";
  +  version = "0.9";
   
     src = fetchurl {
  -    url = "https://dl.suckless.org/st/${pname}-${version}.tar.gz";
  -    hash = "sha256-6mgyID7QL/dBgry4raqexFTI+YnnkjLLhZZl4vVEqzc=";
  +    url = "https://dl.suckless.org/st/st-${finalAttrs.version}.tar.gz";
  +    hash = "sha256-82NZeZc06ueFvss3QGPwvoM88i+ItPFpzSUbmTJOCOc=";
     };
   
     inherit patches;
  
positive.code:   configFile = lib.optionalString (conf != null)
      (writeText "config.def.h" conf);
  
    postPatch = lib.optionalString (conf != null) "cp ${configFile} config.def.h"
      + lib.optionalString stdenv.isDarwin ''
      substituteInPlace config.mk --replace "-lrt" ""
    '';
  
negative.code:     maintainers = with maintainers; [ andsild ];
      platforms = platforms.unix;
    };
  })
  