bpo-36097: Use only public C-API in the_xxsubinterpreters module (adding as necessary). (#12003)
diff --git a/setup.py b/setup.py
index b969610..c278f08 100644
--- a/setup.py
+++ b/setup.py
@@ -784,9 +784,7 @@
self.add(Extension('syslog', ['syslogmodule.c']))
# Python interface to subinterpreter C-API.
- self.add(Extension('_xxsubinterpreters',
- ['_xxsubinterpretersmodule.c'],
- define_macros=[('Py_BUILD_CORE', '')]))
+ self.add(Extension('_xxsubinterpreters', ['_xxsubinterpretersmodule.c']))
#
# Here ends the simple stuff. From here on, modules need certain