From 61bdb00e0dbdef4f58670b04700ee5cf6dba7143 Mon Sep 17 00:00:00 2001
From: PhilipDeegan <philip.deegan@gmail.com>
Date: Sat, 7 Nov 2026 17:17:59 +0100
Subject: [PATCH] macOS: -undefined dynamic_lookup for extension modules

---
 mod.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/mod.cpp b/mod.cpp
index c2f93b0..37da835 100644
--- a/mod.cpp
+++ b/mod.cpp
@@ -227,6 +227,11 @@ void Python3Module::link(mkn::mod::Context& a, YAML::Node const& node) KTHROW(st
 
   if (embed) a.compilerState().add(mkn::mod::LibInput{py_libname()});
 
+#if defined(__APPLE__)
+  if (!embed && a.state().buildMode != mkn::mod::Mode::STAT)
+    a.compilerState().add(mkn::mod::LinkPrefixInput{"-undefined dynamic_lookup"});
+#endif
+
   if (a.state().buildMode != mkn::mod::Mode::STAT)
     a.compilerState().add(mkn::mod::LinkPrefixInput{linker});
 }