From a9cb4dc2ef1f95598ab77eb5bb84c8a4371c6b40 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Simon=20=C5=BDlender?= <pub.git@zlender.si>
Date: Fri, 24 Nov 2023 10:48:50 +0100
Subject: [PATCH] libmcrypt: fix build on darwin

---
 pkgs/development/libraries/libmcrypt/default.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/development/libraries/libmcrypt/default.nix b/pkgs/development/libraries/libmcrypt/default.nix
index 42164052075e..668389091c01 100644
--- a/pkgs/development/libraries/libmcrypt/default.nix
+++ b/pkgs/development/libraries/libmcrypt/default.nix
@@ -18,6 +18,10 @@ stdenv.mkDerivation rec {
       "ac_cv_func_realloc_0_nonnull=yes"
     ];
 
+  env = lib.optionalAttrs stdenv.cc.isClang {
+    NIX_CFLAGS_COMPILE = "-Wno-implicit-function-declaration -Wno-implicit-int";
+  };
+
   meta = {
     description = "Replacement for the old crypt() package and crypt(1) command, with extensions";
     homepage = "https://mcrypt.sourceforge.net";