Did you mean (for dovecot): mail_index_sync_add_expunge   mail_index_sync_flags_apply   mail_index_sync_end   mail_index_sync_add_expunge_guid   mail_index_sync_add_flag_update  

Your search defs:mail_index_sync_add_append did not match any files.
Suggestions:

• Make sure all terms are spelled correctly.
• Try different keywords.
• Try more general keywords.
• Use 'wil*' cards if you are looking for partial match.