-int snd_seq_port_disconnect(client_t *caller, client_t *s, client_port_t *sp, client_t *d, client_port_t *dp, snd_seq_port_subscribe_t *info);
+int snd_seq_port_disconnect(struct snd_seq_client *caller,
+ struct snd_seq_client *s, struct snd_seq_client_port *sp,
+ struct snd_seq_client *d, struct snd_seq_client_port *dp,
+ struct snd_seq_port_subscribe *info);