Fix for issue #5408. This only enables test_osx_env when the current build
is actually a framework build on OSX (the only environment where this test
is valid).
diff --git a/Lib/test/test_osx_env.py b/Lib/test/test_osx_env.py
index 5b3f3e1..10fe020 100644
--- a/Lib/test/test_osx_env.py
+++ b/Lib/test/test_osx_env.py
@@ -27,7 +27,9 @@
         self._check_sys('PYTHONEXECUTABLE', '==', 'sys.executable')
 
 def test_main():
-    if sys.platform == 'darwin':
+    from distutils import sysconfig
+
+    if sys.platform == 'darwin' and sysconfig.get_config_var('WITH_NEXT_FRAMEWORK'):
         run_unittest(OSXEnvironmentVariableTestCase)
 
 if __name__ == "__main__":