-static int get_zone(snd_emux_t *emu, snd_emux_port_t *port, int *notep, int vel, snd_midi_channel_t *chan, snd_sf_zone_t **table);
-static int get_bank(snd_emux_port_t *port, snd_midi_channel_t *chan);
-static void terminate_note1(snd_emux_t *emu, int note, snd_midi_channel_t *chan, int free);
-static void exclusive_note_off(snd_emux_t *emu, snd_emux_port_t *port, int exclass);
-static void terminate_voice(snd_emux_t *emu, snd_emux_voice_t *vp, int free);
-static void update_voice(snd_emux_t *emu, snd_emux_voice_t *vp, int update);
-static void setup_voice(snd_emux_voice_t *vp);
-static int calc_pan(snd_emux_voice_t *vp);
-static int calc_volume(snd_emux_voice_t *vp);
-static int calc_pitch(snd_emux_voice_t *vp);
+static int get_zone(struct snd_emux *emu, struct snd_emux_port *port,
+ int *notep, int vel, struct snd_midi_channel *chan,
+ struct snd_sf_zone **table);
+static int get_bank(struct snd_emux_port *port, struct snd_midi_channel *chan);
+static void terminate_note1(struct snd_emux *emu, int note,
+ struct snd_midi_channel *chan, int free);
+static void exclusive_note_off(struct snd_emux *emu, struct snd_emux_port *port,
+ int exclass);
+static void terminate_voice(struct snd_emux *emu, struct snd_emux_voice *vp, int free);
+static void update_voice(struct snd_emux *emu, struct snd_emux_voice *vp, int update);
+static void setup_voice(struct snd_emux_voice *vp);
+static int calc_pan(struct snd_emux_voice *vp);
+static int calc_volume(struct snd_emux_voice *vp);
+static int calc_pitch(struct snd_emux_voice *vp);