whoops. missed one in an auto-generated file. another extern "C" {} for C++ compiler compatibility
diff --git a/Modules/config.c.in b/Modules/config.c.in
index 9ec281c..f811991 100644
--- a/Modules/config.c.in
+++ b/Modules/config.c.in
@@ -17,6 +17,10 @@
 
 #include "Python.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 
 /* -- ADDMODULE MARKER 1 -- */
 
@@ -50,3 +54,9 @@
 	/* Sentinel */
 	{0, 0}
 };
+
+
+#ifdef __cplusplus
+}
+#endif
+