attempt to enable nix-ld, doesn't work

configuration.nix

@@ -63,6 +63,9 @@
     };
   };
 
+  # enable arbitrary programs, why is this not already on
+  # programs.nix-ld.enable = true;
+
   # Enable touchpad support (enabled default in most desktopManager).
   # services.xserver.libinput.enable = true;
 

flake.nix

@@ -16,6 +16,10 @@
       url = "https://git.lix.systems/lix-project/nixos-module/archive/2.90.0-rc1.tar.gz";
       inputs.nixpkgs.follows = "nixpkgs";
     };
+    nix-ld = {
+      url = "github:Mic92/nix-ld";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
     nur.url = github:nix-community/NUR;
     home-manager = {
       url = "github:nix-community/home-manager/release-24.05";
@@ -39,6 +43,7 @@
       nixpkgs,
       nixpkgs-unstable,
       lix-module,
+      nix-ld,
       home-manager,
       nur,
       ... }: {
@@ -48,6 +53,7 @@
               system = "x86_64-linux";
               specialArgs = { inherit inputs; };
               modules = [
+		nix-ld.nixosModules.nix-ld
                 "${nixpkgs}/nixos/modules/installer/cd-dvd/installation-cd-graphical-calamares.nix" {
                   networking.wireless.enable = false;
                 }
@@ -72,6 +78,7 @@
               system = "aarch64-linux";
               specialArgs = { inherit inputs; };
               modules = [
+		nix-ld.nixosModules.nix-ld
                 ./configuration.nix {
                   services.xserver.videoDrivers = [ "modesetting" ];
                   boot.binfmt.emulatedSystems = ["x86_64-linux"];
@@ -105,6 +112,7 @@
               system = "x86_64-linux";
               specialArgs = { inherit inputs; };
               modules = [
+		nix-ld.nixosModules.nix-ld
                 ./configuration.nix {
                   networking = {
                     hostName = "breakdown";
@@ -132,6 +140,7 @@
               system = "x86_64-linux";
               specialArgs = { inherit inputs; };
               modules = [
+		nix-ld.nixosModules.nix-ld
                 ./configuration.nix {
                   services.xserver.videoDrivers = [ "modesetting" "displaylink" ];
                   networking = {
@@ -158,6 +167,7 @@
               system = "x86_64-linux";
               specialArgs = { inherit inputs; };
               modules = [
+		nix-ld.nixosModules.nix-ld
                 # inputs.nur.nixosModules.nur
                 lix-module.nixosModules.default
                 ./configuration.nix {
@@ -188,6 +198,7 @@
               system = "x86_64-linux";
 	            specialArgs = { inherit inputs; };
               modules = [
+		nix-ld.nixosModules.nix-ld
                 ./configuration.nix {
 	                services.xserver.videoDrivers = [ "modesetting" "displaylink" ];
                   networking = {

modules/nix-settings.nix

@@ -22,8 +22,8 @@
     builders-use-substitutes = true
   '';
   # dynamic linker
-  programs.nix-ld.enable = true;
+  programs.nix-ld.dev.enable = true;
-  programs.nix-ld.libraries = with pkgs; [
+  programs.nix-ld.dev.libraries = with pkgs; [
     cmake
     fontconfig
     harfbuzz
@@ -36,6 +36,7 @@
     cairo
     gdk-pixbuf 
     zlib
+    libz
     xorg.libxcb
     libxkbcommon
     libGL