From 05e800dfee1aa5fb218920a84a7fbda59ae79083 Mon Sep 17 00:00:00 2001
From: Mario Rodas <marsam@users.noreply.github.com>
Date: Wed, 6 Jan 2021 08:20:00 +0000
Subject: [PATCH] aws-c-io: fix build on darwin

---
 pkgs/development/libraries/aws-c-io/default.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/development/libraries/aws-c-io/default.nix b/pkgs/development/libraries/aws-c-io/default.nix
index c93b2748a3e..eda87ba2c53 100644
--- a/pkgs/development/libraries/aws-c-io/default.nix
+++ b/pkgs/development/libraries/aws-c-io/default.nix
@@ -20,6 +20,8 @@ stdenv.mkDerivation rec {
     "-DCMAKE_MODULE_PATH=${aws-c-common}/lib/cmake"
   ];
 
+  NIX_CFLAGS_COMPILE = lib.optionalString stdenv.isDarwin "-Wno-error";
+
   meta = with lib; {
     description = "AWS SDK for C module for IO and TLS";
     homepage = "https://github.com/awslabs/aws-c-io";