build: DTrace is enabled by default on darwin
In configure, the --with-dtrace option only showed that it was true by default on sunos. It is also true by default on darwin.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
In configure, the --with-dtrace option only showed that it was true by default on sunos. It is also true by default on darwin.