Add library path

configuration.nix

@@ -98,6 +98,15 @@
   # Enable touchpad support (enabled default in most desktopManager).
   # services.xserver.libinput.enable = true;
 
+  # Create a library path that only applies to unpackaged programs by using
+  # nix-ldo
+  # https://nix.dev/guides/faq#how-to-run-non-nix-executables
+  programs.nix-ld.enable = true;
+  programs.nix-ld.libraries = with pkgs; [
+    # Add any missing dynamic libraries for unpackaged programs
+    # here, NOT in environment.systemPackages
+  ];
+
   programs.fish.enable = true;
 
   # Define a user account. Don't forget to set a password with ‘passwd’.