diff --git a/src/synth/fluid_chan.h b/src/synth/fluid_chan.h
index cad670a3..6fac7d68 100644
--- a/src/synth/fluid_chan.h
+++ b/src/synth/fluid_chan.h
@@ -148,16 +148,12 @@ void fluid_channel_init_ctrl(fluid_channel_t* chan, int is_all_ctrl_off);
 void delete_fluid_channel(fluid_channel_t* chan);
 void fluid_channel_reset(fluid_channel_t* chan);
 int fluid_channel_set_preset(fluid_channel_t* chan, fluid_preset_t* preset);
-fluid_preset_t* fluid_channel_get_preset(fluid_channel_t* chan);
 void fluid_channel_set_sfont_bank_prog(fluid_channel_t* chan, int sfont,
                                        int bank, int prog);
 void fluid_channel_set_bank_lsb(fluid_channel_t* chan, int banklsb);
 void fluid_channel_set_bank_msb(fluid_channel_t* chan, int bankmsb);
 void fluid_channel_get_sfont_bank_prog(fluid_channel_t* chan, int *sfont,
                                        int *bank, int *prog);
-int fluid_channel_get_num(fluid_channel_t* chan);
-void fluid_channel_set_interp_method(fluid_channel_t* chan, int new_method);
-int fluid_channel_get_interp_method(fluid_channel_t* chan);
 
 #define fluid_channel_get_preset(chan)          ((chan)->preset)
 #define fluid_channel_set_cc(chan, num, val) \