fmt->mx_acl_check = acl_check_nntp;
fmt->mx_fastclose_mailbox = nntp_fastclose_mailbox;
fmt->mx_sync_mailbox = nntp_sync_mailbox;
fmt->mx_acl_check = acl_check_nntp;
fmt->mx_fastclose_mailbox = nntp_fastclose_mailbox;
fmt->mx_sync_mailbox = nntp_sync_mailbox;