anchor.diff:      url = "https://cdn.joypixels.com/distributions/${systemTag}/font/${version}/${fontFile}";
       sha256 = {
         x86_64-darwin = "043980g0dlp8vd4qkbx6298fwz8ns0iwbxm0f8czd9s7n2xm4npq";
  -      x86_64-linux = "1vxqsqs93g4jyp01r47lrpcm0fmib2n1vysx32ksmfxmprimb75s";
  -    }.${system} or throwSystem;
  +    }.${system} or "1vxqsqs93g4jyp01r47lrpcm0fmib2n1vysx32ksmfxmprimb75s";
     };
   
     dontUnpack = true;
  
positive.code:         fontFile = "Apple%20Color%20Emoji.ttc";
          name = "joypixels-apple-color-emoji.ttc";
        };
        x86_64-linux = rec {
          systemTag = "nix-os";
          capitalized = "NixOS";
          ext = "ttf";
          fontFile = "joypixels-android.ttf";
          name = fontFile;
        };
      }.${system} or throwSystem;
  
      joypixels-free-license = with systemSpecific; {
        spdxId = "LicenseRef-JoyPixels-Free-6.0";
  
negative.code: }:
  
  let inherit (stdenv.hostPlatform) system;
  
      systemSpecific = {
        x86_64-darwin = rec {
  