Remove unused variable if Python is build without threads
diff --git a/Python/import.c b/Python/import.c
index 990ee51..2ec0dd3 100644
--- a/Python/import.c
+++ b/Python/import.c
@@ -2064,7 +2064,9 @@
 {
     PyObject *result;
     PyObject *modules;
+#ifdef WITH_THREAD
     long me;
+#endif
 
     /* Try to get the module from sys.modules[name] */
     modules = PyImport_GetModuleDict();