From 20afe0eb43621d826e94293bcc2c334f517f3d82 Mon Sep 17 00:00:00 2001
From: Stefan Frijters <sfrijters@gmail.com>
Date: Thu, 19 Feb 2026 19:23:22 +0100
Subject: [PATCH] libspf2: move CFLAGS into env for structuredAttrs

---
 pkgs/by-name/li/libspf2/package.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/by-name/li/libspf2/package.nix b/pkgs/by-name/li/libspf2/package.nix
index cd77d8072305..3873102de1b6 100644
--- a/pkgs/by-name/li/libspf2/package.nix
+++ b/pkgs/by-name/li/libspf2/package.nix
@@ -28,7 +28,7 @@ stdenv.mkDerivation (finalAttrs: {
       -e '/bin_PROGRAMS/s/spf_example_static//' src/spf_example/Makefile.am
   '';
 
-  CFLAGS = "-Wno-error=implicit-function-declaration";
+  env.CFLAGS = "-Wno-error=implicit-function-declaration";
 
   doCheck = true;