From c835e6d56e62c3c7d304c90f2bba7c4e0b4ff6a7 Mon Sep 17 00:00:00 2001
From: Stefan Frijters <sfrijters@gmail.com>
Date: Mon, 16 Sep 2024 11:00:21 +0200
Subject: [PATCH] python3Packages.rtmixer: add cffi for cross compilation

Fixes

> ModuleNotFoundError: No module named '_cffi_backend'

during the build.
---
 pkgs/development/python-modules/rtmixer/default.nix | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/python-modules/rtmixer/default.nix b/pkgs/development/python-modules/rtmixer/default.nix
index 5fecf2010746..a93caf9aab83 100644
--- a/pkgs/development/python-modules/rtmixer/default.nix
+++ b/pkgs/development/python-modules/rtmixer/default.nix
@@ -29,7 +29,10 @@ buildPythonPackage rec {
 
   buildInputs = [ portaudio ];
 
-  nativeBuildInputs = [ cython ];
+  nativeBuildInputs = [
+    cython
+    cffi
+  ];
 
   dependencies = [
     cffi