From 854207d16c3c228ff42096e12af4e33233a0590a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?St=C3=A9phan=20Kochen?= <git@stephank.nl>
Date: Wed, 12 May 2021 22:33:02 +0200
Subject: [PATCH] castty: fix darwin build

---
 pkgs/tools/misc/castty/default.nix | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/pkgs/tools/misc/castty/default.nix b/pkgs/tools/misc/castty/default.nix
index ddda737c8b5b57..075c6d739b3f8b 100644
--- a/pkgs/tools/misc/castty/default.nix
+++ b/pkgs/tools/misc/castty/default.nix
@@ -13,7 +13,10 @@ stdenv.mkDerivation {
 
   buildInputs = [ libsoundio lame ];
 
-  makeFlags = [ "PREFIX=$(out)" ];
+  makeFlags = [
+    "CC=${stdenv.cc.targetPrefix}cc"
+    "PREFIX=$(out)"
+  ];
 
   meta = with lib; {
     description = "CLI tool to record audio-enabled screencasts of your terminal, for the web";