Remove unused variable.
diff --git a/Modules/itertoolsmodule.c b/Modules/itertoolsmodule.c
index e32ef8c..5766b75 100644
--- a/Modules/itertoolsmodule.c
+++ b/Modules/itertoolsmodule.c
@@ -1118,7 +1118,7 @@
 static PyObject *
 ifilterfalse_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
 {
-	PyObject *func, *seq, *invert=NULL;
+	PyObject *func, *seq;
 	PyObject *it;
 	ifilterfalseobject *lz;