シグネチャ
                {define-text-proc public {lmessage
                                             out:#TextOutputStream  = null,
                                             locale:Locale  = {get-syntax-locale},
                                             key:String  = "",
                                             comment:String  = "",
                                             ...
                                         }:String 
                }テキストのメッセージを 
説明
注意事項