-static const AVClass ac3enc_class = { "Fixed-Point AC-3 Encoder", av_default_item_name,
- ac3fixed_options, LIBAVUTIL_VERSION_INT };
+
+static const AVClass ac3enc_class = {
+ .class_name = "Fixed-Point AC-3 Encoder",
+ .item_name = av_default_item_name,
+ .option = ac3fixed_options,
+ .version = LIBAVUTIL_VERSION_INT,
+};