--- trackback.module.orig	2005-02-06 00:50:39.000000000 -0500
+++ trackback.module	2005-02-06 02:01:44.423315735 -0500
@@ -30,6 +30,13 @@
     db_query('INSERT INTO {trackback_received} (nid, cid, url) VALUES (%d, %d, \'%s\')', $node->nid, $cid, $trackback->url);
     _comment_update_node_statistics($node->nid);
     $error = 0;
+
+    if (function_exists('spam_check')) {
+      $comment->cid = $cid;
+      $comment->subject = $subject;
+      $comment->comment = $trackback->url .' '. $trackback->name .' '. $trackback->excerpt;
+      spam_check($comment, 'comment', 'subject', 'spam_comment_actions', 'insert');
+    }
   }
   else {
     $error = 1;