pipewire: backport musl fix

Fixes: d8bcd48503 ("fortify-headers: 1.1 -> 3.0.1")

pkgs/by-name/pi/pipewire/package.nix

@@ -4,6 +4,7 @@
   testers,
   buildPackages,
   fetchFromGitLab,
+  fetchpatch,
   python3,
   meson,
   ninja,
@@ -113,6 +114,12 @@ stdenv.mkDerivation (finalAttrs: {
     ./0060-libjack-path.patch
     # Move installed tests into their own output.
     ./0070-installed-tests-path.patch
+
+    (fetchpatch {
+      name = "musl.patch";
+      url = "https://gitlab.freedesktop.org/pipewire/pipewire/-/commit/49ce385c44f4c2882ef0aeac0312e6ae9bc85f8a.patch";
+      hash = "sha256-u8DLe6smodalVn3GwhI9RaDZTw4qZs8+Ylg9lxunMF0=";
+    })
   ];
 
   strictDeps = true;