From f4785f6dd79d4215e8f3f15c2dbf85847bf25496 Mon Sep 17 00:00:00 2001
From: John Chadwick <john@jchw.io>
Date: Sat, 13 May 2023 11:14:11 -0400
Subject: [PATCH] swfmill: add -lz to LDFLAGS explicitly

---
 pkgs/tools/video/swfmill/default.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/tools/video/swfmill/default.nix b/pkgs/tools/video/swfmill/default.nix
index c2b0efbdec80..67ffc1bd6982 100644
--- a/pkgs/tools/video/swfmill/default.nix
+++ b/pkgs/tools/video/swfmill/default.nix
@@ -14,6 +14,9 @@ stdenv.mkDerivation rec {
   # Fixes build with GCC 6
   env.NIX_CFLAGS_COMPILE = "-std=c++03";
 
+  # Remove once updated past 0.3.5
+  env.NIX_LDFLAGS = "-lz";
+
   nativeBuildInputs = [ pkg-config ];
   buildInputs = [ libxslt freetype libpng libxml2 ];