diff -up Python-2.7rc1/Modules/socketmodule.c.socketmodule2 Python-2.7rc1/Modules/socketmodule.c

--- Python-2.7rc1/Modules/socketmodule.c.socketmodule2	2010-06-07 23:06:59.133498087 -0400

+++ Python-2.7rc1/Modules/socketmodule.c	2010-06-07 23:11:51.249520087 -0400

@@ -5253,6 +5253,15 @@ init_socket(void)

 #ifdef  TCP_QUICKACK

     PyModule_AddIntConstant(m, "TCP_QUICKACK", TCP_QUICKACK);

 #endif

+#ifdef	TCP_CONGESTION

+    PyModule_AddIntConstant(m, "TCP_CONGESTION", TCP_CONGESTION);

+#endif

+#ifdef	TCP_MD5SIG

+    PyModule_AddIntConstant(m, "TCP_MD5SIG", TCP_MD5SIG);

+#endif

+#ifdef	TCP_MD5SIG_MAXKEYLEN

+    PyModule_AddIntConstant(m, "TCP_MD5SIG_MAXKEYLEN", TCP_MD5SIG_MAXKEYLEN);

+#endif

     /* IPX options */