Index: node.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/node.module,v
retrieving revision 1.516
diff -u -r1.516 node.module
--- node.module	5 Aug 2005 13:11:10 -0000	1.516
+++ node.module	6 Aug 2005 14:44:35 -0000
@@ -1998,6 +1998,17 @@
 }
 
 /**
+ * Implementation of hook_user().
+ */
+function node_user($type, &$edit, &$user, $category = NULL) {
+  if ($type == 'delete') {
+    // re-assign all content from deleted users to anonymous.
+    db_query('UPDATE {node} SET uid = 0 WHERE uid = %d', $user->uid);
+  }
+}
+
+
+/**
  * @} End of "defgroup node_access".
  */