From b76620c856fbff0d8716540520aafeb6627c9b01 Mon Sep 17 00:00:00 2001
From: Gouri Jain <gourijain029@gmail.com>
Date: Wed, 25 Feb 2026 12:40:33 +0530
Subject: [PATCH] gh-144942: Fix macOS dylib build by adding $(MODLIBS) and
 removing -undefined dynamic_lookup

---
 Makefile.pre.in                                                 | 2 +-
 .../next/macOS/2026-02-25-07-20-00.gh-issue-144942.H7g6F5.rst   | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)
 create mode 100644 Misc/NEWS.d/next/macOS/2026-02-25-07-20-00.gh-issue-144942.H7g6F5.rst

diff --git a/Makefile.pre.in b/Makefile.pre.in
index 122957dec29b6f..9baca83ab0c46b 100644
--- a/Makefile.pre.in
+++ b/Makefile.pre.in
@@ -1034,7 +1034,7 @@ libpython3.so:	libpython$(LDVERSION).so
 	$(BLDSHARED) $(NO_AS_NEEDED) -o $@ -Wl,-h$@ $^
 
 libpython$(LDVERSION).dylib: $(LIBRARY_OBJS)
-	 $(CC) -dynamiclib $(PY_CORE_LDFLAGS) -undefined dynamic_lookup -Wl,-install_name,$(prefix)/lib/libpython$(LDVERSION).dylib -Wl,-compatibility_version,$(VERSION) -Wl,-current_version,$(VERSION) -o $@ $(LIBRARY_OBJS) $(DTRACE_OBJS) $(SHLIBS) $(LIBC) $(LIBM); \
+	 $(CC) -dynamiclib $(PY_CORE_LDFLAGS) -Wl,-install_name,$(prefix)/lib/libpython$(LDVERSION).dylib -Wl,-compatibility_version,$(VERSION) -Wl,-current_version,$(VERSION) -o $@ $(LIBRARY_OBJS) $(MODLIBS) $(DTRACE_OBJS) $(SHLIBS) $(LIBC) $(LIBM); \
 
 
 libpython$(VERSION).sl: $(LIBRARY_OBJS)
diff --git a/Misc/NEWS.d/next/macOS/2026-02-25-07-20-00.gh-issue-144942.H7g6F5.rst b/Misc/NEWS.d/next/macOS/2026-02-25-07-20-00.gh-issue-144942.H7g6F5.rst
new file mode 100644
index 00000000000000..07fe59e499e8f9
--- /dev/null
+++ b/Misc/NEWS.d/next/macOS/2026-02-25-07-20-00.gh-issue-144942.H7g6F5.rst
@@ -0,0 +1 @@
+Correctly link with $(MODLIBS) when building the macOS dylib and remove the -undefined dynamic_lookup linker flag.