Slightly improve buffer-related error message.
diff --git a/Objects/abstract.c b/Objects/abstract.c
index 3b2de9d..5247824 100644
--- a/Objects/abstract.c
+++ b/Objects/abstract.c
@@ -331,7 +331,7 @@
 {
 	if (!PyObject_CheckBuffer(obj)) {
 		PyErr_Format(PyExc_TypeError,
-                             "'%100s' does not have the buffer interface",
+                             "'%100s' does not support the buffer interface",
                              Py_TYPE(obj)->tp_name);
 		return -1;
 	}