From 2573d499bd7cfb3d1d1f52e20c5b8bf49eb5f7d8 Mon Sep 17 00:00:00 2001
From: Randy Eckenrode <randy@largeandhighquality.com>
Date: Mon, 30 Sep 2024 08:45:53 -0400
Subject: [PATCH] haskellPackages.network: fix build on x86_64-darwin

---
 pkgs/development/haskell-modules/configuration-darwin.nix | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/pkgs/development/haskell-modules/configuration-darwin.nix b/pkgs/development/haskell-modules/configuration-darwin.nix
index 6e7f7ef47b87..e931a60ada41 100644
--- a/pkgs/development/haskell-modules/configuration-darwin.nix
+++ b/pkgs/development/haskell-modules/configuration-darwin.nix
@@ -300,6 +300,13 @@ self: super: ({
     __darwinAllowLocalNetworking = true;
   });
 
+  # network requires `IP_RECVTOS`, which was added in 10.15.
+  network =
+    if lib.versionOlder (lib.getVersion pkgs.apple-sdk) "10.15" then
+      addBuildDepend pkgs.apple-sdk_10_15 super.network
+    else
+      super.network;
+
   foldl = overrideCabal (drv: {
     postPatch = ''
       # This comment has been inserted, so the derivation hash changes, forcing