gcmodule is now enabled here

Modules/config.c.in

@@ -22,6 +22,7 @@ redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES.
 
 extern void PyMarshal_Init(void);
 extern void initimp(void);
+extern void initgc(void);
 
 struct _inittab _PyImport_Inittab[] = {
 
@@ -39,6 +40,11 @@ struct _inittab _PyImport_Inittab[] = {
 	{"sys", NULL},
 	{"exceptions", NULL},
 
+#ifdef WITH_CYCLE_GC
+	/* This lives in gcmodule.c */
+	{"gc", initgc},
+#endif
+
 	/* Sentinel */
 	{0, 0}
 };