Remove unused variable.
diff --git a/Modules/_struct.c b/Modules/_struct.c
index a9bfee3..0f070b3 100644
--- a/Modules/_struct.c
+++ b/Modules/_struct.c
@@ -1963,7 +1963,7 @@
 PyMODINIT_FUNC
 PyInit__struct(void)
 {
-    PyObject *ver, *m;
+    PyObject *m;
 
     m = PyModule_Create(&_structmodule);
     if (m == NULL)