osfmk/man/do_mach_notify_send_once.html
Server Interface - Handle the current instance of a send-once notification.
**kern\_return\_t do\_mach\_notify\_send\_once**** (notify\_port\_t **notify** ) ****kern\_return\_t do\_seqnos\_mach\_notify\_send\_once**** (notify\_port\_t **notify,** mach\_port\_seqno\_t **seqno** );**
notify[in notify (receive) right] The port to which the notification was sent.
seqno[in scalar] The sequence number of this message relative to the notification port.
A do_mach_notify_send_once function is called by notify_server as the result of a kernel message indicating that a send-once right was in any way destroyed. notify is the port for which a send-once right was destroyed.
Only generic errors apply.
Functions: notify_server, seqnos_notify_server, mach_msg, mach_port_request_notification, do_mach_notify_no_senders, do_mach_notify_port_deleted, do_mach_notify_dead_name.