ns_event - Manage events
ns_event broadcast wakes up all threads waiting on the specified event. The eventid argument is the event ID returned by ns_event create when the event was created.
ns_event create initializes an event and returns an event ID for the new event.
ns_event destroy frees the resources associated with the specified event. The eventid argument is the event ID returned by ns_event create when the event was created.
ns_event set wakes up the specified event. The eventid argument is the event ID returned by ns_event create when the event was created.
ns_event wait waits for the specified event for a specified time. The eventid argument is the event ID returned by ns_event create when the event was created. The lockid argument is the id of a mutex lock. The timeout argument is the time to wait in seconds. The return value is 0 (zero) if the event timed out and 1(one) if the event was woken up.