Drop main() prototype.Sync with NetBSD-8closes #269Change-Id: I4ce3bcbc1a1dc71745fe77bd581d07aeafc2f01b
Sync with manuals from netbsd-8 branch.Change-Id: I82fdb7486ae4f0f8f622046538806471bfb17c1d
Upgrading echoChange-Id: Idaa5da742b3cc9a1ee2f5c03f10e0627690556fa