anchor.diff:      homepage    = "https://github.com/yvt/openspades/";
       license     = licenses.gpl3;
       platforms   = platforms.all;
  -    maintainers = with maintainers; [ abbradar ];
  +    maintainers = with maintainers; [ abbradar azahi ];
     };
   }
  
positive.code: { lib, stdenv, fetchurl, fetchFromGitHub, fetchpatch, cmake, unzip, zip, file
  , curl, glew , libGL, SDL2, SDL2_image, zlib, freetype, imagemagick
  , openal , opusfile, libogg
  , Cocoa
  }:
  
  stdenv.mkDerivation rec {
  
negative.code:   nativeBuildInputs = [ cmake imagemagick unzip zip file ];
  
    buildInputs = [
      freetype SDL2 SDL2_image libGL zlib curl glew opusfile openal libogg libXext
    ] ++ lib.optionals stdenv.hostPlatform.isDarwin [
      Cocoa
    ];
  