Keep gcc -Wall happy.
diff --git a/Modules/threadmodule.c b/Modules/threadmodule.c
index 0fb7e38..38394a4 100644
--- a/Modules/threadmodule.c
+++ b/Modules/threadmodule.c
@@ -313,7 +313,7 @@
 void
 initthread()
 {
-	object *m, *d, *x;
+	object *m, *d;
 
 	/* Create the module and add the functions */
 	m = initmodule("thread", thread_methods);