Index: modules/node/node.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/node/node.module,v
retrieving revision 1.947.2.19
diff -u -p -r1.947.2.19 node.module
--- modules/node/node.module	23 Sep 2009 09:09:30 -0000	1.947.2.19
+++ modules/node/node.module	21 Jan 2010 23:01:59 -0000
@@ -1280,9 +1280,13 @@ function node_search($op = 'search', $ke
         $node->body = drupal_render($node->content);
 
         // Fetch comments for snippet.
-        $node->body .= module_invoke('comment', 'nodeapi', $node, 'update index');
+        if (module_exists('comment')) {
+          $node->body .= comment_nodeapi($node, 'update index');
+        }
         // Fetch terms for snippet.
-        $node->body .= module_invoke('taxonomy', 'nodeapi', $node, 'update index');
+        if (module_exists('taxonomy')) {
+          $node->body .= taxonomy_nodeapi($node, 'update index');
+        }
 
         $extra = node_invoke_nodeapi($node, 'search result');
         $results[] = array(