--- evolution-2.11.3/mail/mail-ops.h.implicit-function-declaration	2007-06-04 13:52:57.000000000 -0400
+++ evolution-2.11.3/mail/mail-ops.h	2007-06-04 13:53:23.000000000 -0400
@@ -156,6 +156,7 @@ void mail_prep_offline(const char *uri, 
 int mail_store_set_offline(CamelStore *store, gboolean offline,
 			   void (*done)(CamelStore *, void *data),
 			   void *data);
+int mail_store_prepare_offline (CamelStore *store);
 
 /* filter driver execute shell command async callback */
 void mail_execute_shell_command (CamelFilterDriver *driver, int argc, char **argv, void *data);