From cb057db0a38323d1c3de5fe4b02e481e0bb35ef0 Mon Sep 17 00:00:00 2001
From: Ryan Burns <rtburns@protonmail.com>
Date: Sun, 18 Oct 2020 17:24:57 -0700
Subject: [PATCH] lcms2: fix build on darwin

---
 pkgs/development/libraries/lcms2/default.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/development/libraries/lcms2/default.nix b/pkgs/development/libraries/lcms2/default.nix
index 0cf62285890..6e81dfc0718 100644
--- a/pkgs/development/libraries/lcms2/default.nix
+++ b/pkgs/development/libraries/lcms2/default.nix
@@ -12,6 +12,9 @@ stdenv.mkDerivation rec {
 
   propagatedBuildInputs = [ libtiff libjpeg zlib ];
 
+  # See https://trac.macports.org/ticket/60656
+  LDFLAGS = if stdenv.hostPlatform.isDarwin then "-Wl,-w" else null;
+
   meta = with stdenv.lib; {
     description = "Color management engine";
     homepage = "http://www.littlecms.com/";