-void snd_opl3_interrupt(snd_hwdep_t * hw);
-int snd_opl3_create(snd_card_t * card,
+void snd_opl3_interrupt(struct snd_hwdep * hw);
+int snd_opl3_new(struct snd_card *card, unsigned short hardware,
+ struct snd_opl3 **ropl3);
+int snd_opl3_init(struct snd_opl3 *opl3);
+int snd_opl3_create(struct snd_card *card,