Index: akamai.module
===================================================================
--- akamai.module	(Revision 6498)
+++ akamai.module	(Revision 6499)
@@ -342,3 +342,14 @@
   
   return $header_builds;
 }
+
+/**
+ * Implemantation of hook_advagg_disable_page_cache
+ * from advagg module
+ *
+ * add akamai headers do disable caching when advagg has an incomplete cache.
+ */
+function akamai_advagg_disable_page_cache() {
+  drupal_set_header('Edge-Control: bypass-cache');
+}
+