numbat: Add support for darwin

Co-authored-by: OTABI Tomoya <tomoya.otabi@gmail.com>

pkgs/by-name/nu/numbat/package.nix

@@ -1,6 +1,8 @@
 { lib
+, stdenv
 , fetchFromGitHub
 , rustPlatform
+, darwin
 }:
 
 rustPlatform.buildRustPackage rec {
@@ -16,6 +18,10 @@ rustPlatform.buildRustPackage rec {
 
   cargoHash = "sha256-MPqJjCfIwgK8QigWQYfWAYlg9RNMzF4x+0SprS0raKY=";
 
+  buildInputs = lib.optionals stdenv.isDarwin [
+    darwin.apple_sdk.frameworks.Security
+  ];
+
   meta = with lib; {
     description = "High precision scientific calculator with full support for physical units";
     longDescription = ''