-int snd_seq_oss_midi_open(seq_oss_devinfo_t *dp, int dev, int file_mode);
-void snd_seq_oss_midi_open_all(seq_oss_devinfo_t *dp, int file_mode);
-int snd_seq_oss_midi_close(seq_oss_devinfo_t *dp, int dev);
-void snd_seq_oss_midi_reset(seq_oss_devinfo_t *dp, int dev);
-int snd_seq_oss_midi_putc(seq_oss_devinfo_t *dp, int dev, unsigned char c, snd_seq_event_t *ev);
-int snd_seq_oss_midi_input(snd_seq_event_t *ev, int direct, void *private);
-int snd_seq_oss_midi_filemode(seq_oss_devinfo_t *dp, int dev);
-int snd_seq_oss_midi_make_info(seq_oss_devinfo_t *dp, int dev, struct midi_info *inf);
-void snd_seq_oss_midi_get_addr(seq_oss_devinfo_t *dp, int dev, snd_seq_addr_t *addr);
+int snd_seq_oss_midi_open(struct seq_oss_devinfo *dp, int dev, int file_mode);
+void snd_seq_oss_midi_open_all(struct seq_oss_devinfo *dp, int file_mode);
+int snd_seq_oss_midi_close(struct seq_oss_devinfo *dp, int dev);
+void snd_seq_oss_midi_reset(struct seq_oss_devinfo *dp, int dev);
+int snd_seq_oss_midi_putc(struct seq_oss_devinfo *dp, int dev, unsigned char c,
+ struct snd_seq_event *ev);
+int snd_seq_oss_midi_input(struct snd_seq_event *ev, int direct, void *private);
+int snd_seq_oss_midi_filemode(struct seq_oss_devinfo *dp, int dev);
+int snd_seq_oss_midi_make_info(struct seq_oss_devinfo *dp, int dev, struct midi_info *inf);
+void snd_seq_oss_midi_get_addr(struct seq_oss_devinfo *dp, int dev, struct snd_seq_addr *addr);