modify_unix_fd

Description:

[ Version ( since = "2.36" ) ]
public void modify_unix_fd (void* tag, IOCondition new_events)

Updates the event mask to watch for the fd identified by tag.

tag is the tag returned from add_unix_fd.

If you want to remove a fd, don't set its event mask to zero. Instead, call remove_unix_fd.

This API is only intended to be used by implementations of SignalSource. Do not call this API on a SignalSource that you did not create.

As the name suggests, this function is not available on Windows.