=== modified file 'modules/comment/comment.module'
--- modules/comment/comment.module	2009-09-29 15:31:12 +0000
+++ modules/comment/comment.module	2009-10-04 02:06:36 +0000
@@ -2430,3 +2430,19 @@ function comment_filter_format_delete($f
     ->execute();
 }
 
+function comment_rdf_mapping_defaults() {
+  return array(
+    'rdftype' => array('sioct:Post'),
+    'title'   => array(
+      'property' => array('dc:title'),
+    ),
+    'created' => array(
+      'property' => array('dc:date', 'dc:created'),
+      'datatype' => 'xsd:dateTime',
+      'callback' => 'date_iso8601',
+    ),
+    'name' => array(
+      'property' => array('dc:creator'),
+    ),
+  );
+}