From e3e65b576970f9511d23dc848a49434a97b74ceb Mon Sep 17 00:00:00 2001
From: Linus Vettiger <linus4123@gmail.com>
Date: Sat, 16 May 2026 18:41:40 +0200
Subject: [PATCH] drat: Fix build on darwin

---
 pkgs/by-name/dr/drat/package.nix | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/pkgs/by-name/dr/drat/package.nix b/pkgs/by-name/dr/drat/package.nix
index 41911e8ef407..6f21888aa8b9 100644
--- a/pkgs/by-name/dr/drat/package.nix
+++ b/pkgs/by-name/dr/drat/package.nix
@@ -1,6 +1,7 @@
 {
   lib,
   stdenv,
+  argp-standalone,
   fetchFromGitHub,
 }:
 
@@ -15,6 +16,10 @@ stdenv.mkDerivation (finalAttrs: {
     hash = "sha256-1NmqG73sP25Uqf7DiSPgt7drONOg9ZkrtCS0tYVjSU0=";
   };
 
+  nativeBuildInputs = lib.optionals stdenv.hostPlatform.isDarwin [
+    argp-standalone
+  ];
+
   # Don't blow up on warnings; it makes upgrading the compiler difficult.
   postPatch = ''
     substituteInPlace Makefile --replace-fail "-Werror" ""