async fn send_get_file_refs_inner(
mailbox: &MailboxRef,
server_addr: &str,
peer: &Peer,
instruction: GetFileRefs,
timeout: Duration,
) -> Result<GetFileRefsReply>async fn send_get_file_refs_inner(
mailbox: &MailboxRef,
server_addr: &str,
peer: &Peer,
instruction: GetFileRefs,
timeout: Duration,
) -> Result<GetFileRefsReply>