From 7b1b556a3feefb72d6e9a816300d84fb981f55c8 Mon Sep 17 00:00:00 2001
From: Stefan Frijters <sfrijters@gmail.com>
Date: Thu, 19 Feb 2026 22:38:04 +0100
Subject: [PATCH] python3Packages.afdko: move env vars into env for
 structuredAttrs

---
 .../python-modules/afdko/default.nix            | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

diff --git a/pkgs/development/python-modules/afdko/default.nix b/pkgs/development/python-modules/afdko/default.nix
index e6ae003b8f7b..06e0be5c82f3 100644
--- a/pkgs/development/python-modules/afdko/default.nix
+++ b/pkgs/development/python-modules/afdko/default.nix
@@ -70,10 +70,16 @@ buildPythonPackage (finalAttrs: {
     })
   ];
 
-  env.NIX_CFLAGS_COMPILE = lib.optionalString stdenv.cc.isClang (toString [
-    "-Wno-error=incompatible-function-pointer-types"
-    "-Wno-error=int-conversion"
-  ]);
+  env = {
+    # Use system libxml2
+    FORCE_SYSTEM_LIBXML2 = true;
+  }
+  // lib.optionalAttrs stdenv.cc.isClang {
+    NIX_CFLAGS_COMPILE = toString [
+      "-Wno-error=incompatible-function-pointer-types"
+      "-Wno-error=int-conversion"
+    ];
+  };
 
   # setup.py will always (re-)execute cmake in buildPhase
   dontConfigure = true;
@@ -95,9 +101,6 @@ buildPythonPackage (finalAttrs: {
   ++ fonttools.optional-dependencies.unicode
   ++ fonttools.optional-dependencies.woff;
 
-  # Use system libxml2
-  FORCE_SYSTEM_LIBXML2 = true;
-
   nativeCheckInputs = [ pytestCheckHook ];
 
   preCheck = ''