diff --git b/libs/fluidsynth/src/fluid_defsfont.c a/libs/fluidsynth/src/fluid_defsfont.c
index 3eea95c..c395218 100644
--- b/libs/fluidsynth/src/fluid_defsfont.c
+++ a/libs/fluidsynth/src/fluid_defsfont.c
@@ -109,11 +109,13 @@ char* fluid_defsfont_sfont_get_name(fluid_sfont_t* sfont)
   return fluid_defsfont_get_name((fluid_defsfont_t*) sfont->data);
 }
 
+#if 0
 fluid_sample_t* fluid_defsfont_get_sample(fluid_defsfont_t* sfont, char *s)
 {
   /* This function is here just to avoid an ABI/SONAME bump, see ticket #98. Should never be used. */
   return NULL;
 }
+#endif
 
 fluid_preset_t*
 fluid_defsfont_sfont_get_preset(fluid_sfont_t* sfont, unsigned int bank, unsigned int prenum)
diff --git b/libs/fluidsynth/src/fluid_hash.c a/libs/fluidsynth/src/fluid_hash.c
index a063e29..9d5a920 100644
--- b/libs/fluidsynth/src/fluid_hash.c
+++ a/libs/fluidsynth/src/fluid_hash.c
@@ -93,7 +93,7 @@ static const guint primes[] =
 
 static const unsigned int nprimes = sizeof (primes) / sizeof (primes[0]);
 
-unsigned int
+static unsigned int
 spaced_primes_closest (unsigned int num)
 {
   unsigned int i;
@@ -984,6 +984,7 @@ fluid_hashtable_foreach_remove_or_steal (fluid_hashtable_t *hashtable,
   return deleted;
 }
 
+#if 0
 /**
  * fluid_hashtable_foreach_remove:
  * @hashtable: a #fluid_hashtable_t.
@@ -1001,7 +1002,7 @@ fluid_hashtable_foreach_remove_or_steal (fluid_hashtable_t *hashtable,
  *
  * Return value: the number of key/value pairs removed.
  **/
-unsigned int
+static unsigned int
 fluid_hashtable_foreach_remove (fluid_hashtable_t *hashtable,
                                 fluid_hr_func_t func, void *user_data)
 {
@@ -1010,6 +1011,7 @@ fluid_hashtable_foreach_remove (fluid_hashtable_t *hashtable,
 
   return fluid_hashtable_foreach_remove_or_steal (hashtable, func, user_data, TRUE);
 }
+#endif
 
 /**
  * fluid_hashtable_foreach_steal:
diff --git b/libs/fluidsynth/src/fluid_midi.c a/libs/fluidsynth/src/fluid_midi.c
index 5ceab01..171952f 100644
--- b/libs/fluidsynth/src/fluid_midi.c
+++ a/libs/fluidsynth/src/fluid_midi.c
@@ -34,7 +34,7 @@ static int fluid_midi_event_length(unsigned char event);
 static char* fluid_file_read_full(fluid_file fp, size_t* length);
 #define READ_FULL_INITIAL_BUFLEN 1024
 
-
+#if 0 // disable file I/O with Ardour
 /***************************************************************
  *
  *                      MIDIFILE
@@ -760,6 +760,7 @@ fluid_midi_file_get_division(fluid_midi_file *midifile)
 {
     return midifile->division;
 }
+#endif
 
 /******************************************************
  *
@@ -1030,7 +1031,7 @@ fluid_midi_event_set_sysex(fluid_midi_event_t *evt, void *data, int size, int dy
  *
  *     fluid_track_t
  */
-
+#if 0 // disable fluid file player in Ardour
 /*
  * new_fluid_track
  */
@@ -1118,7 +1119,7 @@ fluid_track_get_duration(fluid_track_t *track)
 /*
  * fluid_track_count_events
  */
-int
+static int
 fluid_track_count_events(fluid_track_t *track, int *on, int *off)
 {
     fluid_midi_event_t *evt = track->first;
@@ -1533,7 +1534,7 @@ fluid_player_load(fluid_player_t *player, fluid_playlist_item *item)
     return FLUID_OK;
 }
 
-void
+static void
 fluid_player_advancefile(fluid_player_t *player)
 {
     if (player->playlist == NULL) {
@@ -1553,7 +1554,7 @@ fluid_player_advancefile(fluid_player_t *player)
     }
 }
 
-void
+static void
 fluid_player_playlist_load(fluid_player_t *player, unsigned int msec)
 {
     fluid_playlist_item* current_playitem;
@@ -1938,3 +1939,4 @@ fluid_midi_event_length(unsigned char event)
     }
     return 1;
 }
+#endif
diff --git b/libs/fluidsynth/src/fluid_rev.c a/libs/fluidsynth/src/fluid_rev.c
index 51b0e79..166007d 100644
--- b/libs/fluidsynth/src/fluid_rev.c
+++ a/libs/fluidsynth/src/fluid_rev.c
@@ -75,7 +75,7 @@ void fluid_allpass_init(fluid_allpass* allpass);
 void fluid_allpass_setfeedback(fluid_allpass* allpass, fluid_real_t val);
 fluid_real_t fluid_allpass_getfeedback(fluid_allpass* allpass);
 
-void
+static void
 fluid_allpass_setbuffer(fluid_allpass* allpass, int size)
 {
   allpass->bufidx = 0;
@@ -83,7 +83,7 @@ fluid_allpass_setbuffer(fluid_allpass* allpass, int size)
   allpass->bufsize = size;
 }
 
-void
+static void
 fluid_allpass_release(fluid_allpass* allpass)
 {
   FLUID_FREE(allpass->buffer);
diff --git b/libs/fluidsynth/src/fluid_rvoice_mixer.c a/libs/fluidsynth/src/fluid_rvoice_mixer.c
index 4672cb8..d5369aa 100644
--- b/libs/fluidsynth/src/fluid_rvoice_mixer.c
+++ a/libs/fluidsynth/src/fluid_rvoice_mixer.c
@@ -24,12 +24,12 @@
 #include "fluid_rev.h"
 #include "fluid_chorus.h"
 #include "fluidsynth_priv.h"
-#include "fluid_ladspa.h"
+//#include "fluid_ladspa.h"
 
 #define SYNTH_REVERB_CHANNEL 0
 #define SYNTH_CHORUS_CHANNEL 1
 
-#define ENABLE_MIXER_THREADS 1
+#undef ENABLE_MIXER_THREADS // Ardour does the multithreading -- synth.cpu-cores defaults to 1
 
 // If less than x voices, the thread overhead is larger than the gain,
 // so don't activate the thread(s).
diff --git b/libs/fluidsynth/src/fluid_rvoice_mixer.h a/libs/fluidsynth/src/fluid_rvoice_mixer.h
index eeb49ec..d4e41ca 100644
--- b/libs/fluidsynth/src/fluid_rvoice_mixer.h
+++ a/libs/fluidsynth/src/fluid_rvoice_mixer.h
@@ -24,7 +24,7 @@
 
 #include "fluidsynth_priv.h"
 #include "fluid_rvoice.h"
-#include "fluid_ladspa.h"
+//#include "fluid_ladspa.h"
 
 typedef struct _fluid_rvoice_mixer_t fluid_rvoice_mixer_t;
 
diff --git b/libs/fluidsynth/src/fluid_settings.c a/libs/fluidsynth/src/fluid_settings.c
index 78725fb..56de8c7 100644
--- b/libs/fluidsynth/src/fluid_settings.c
+++ a/libs/fluidsynth/src/fluid_settings.c
@@ -22,9 +22,9 @@
 #include "fluid_sys.h"
 #include "fluid_hash.h"
 #include "fluid_synth.h"
-#include "fluid_cmd.h"
-#include "fluid_adriver.h"
-#include "fluid_mdriver.h"
+//#include "fluid_cmd.h"
+//#include "fluid_adriver.h"
+//#include "fluid_mdriver.h"
 #include "fluid_settings.h"
 #include "fluid_midi.h"
 
@@ -294,11 +294,13 @@ fluid_settings_init(fluid_settings_t* settings)
   fluid_return_if_fail (settings != NULL);
 
   fluid_synth_settings(settings);
+#if 0
   fluid_shell_settings(settings);
   fluid_player_settings(settings);
   fluid_file_renderer_settings(settings);
   fluid_audio_driver_settings(settings);
   fluid_midi_driver_settings(settings);
+#endif
 }
 
 static int
diff --git b/libs/fluidsynth/src/fluid_synth.c a/libs/fluidsynth/src/fluid_synth.c
index 84ee289..a12260c 100644
--- b/libs/fluidsynth/src/fluid_synth.c
+++ a/libs/fluidsynth/src/fluid_synth.c
@@ -471,7 +471,7 @@ struct _fluid_sample_timer_t
 /*
  * fluid_sample_timer_process - called when synth->ticks is updated
  */
-void fluid_sample_timer_process(fluid_synth_t* synth)
+static void fluid_sample_timer_process(fluid_synth_t* synth)
 {
 	fluid_sample_timer_t* st;
 	long msec;
diff --git b/libs/fluidsynth/src/fluid_synth.h a/libs/fluidsynth/src/fluid_synth.h
index 3af336d..019a8e0 100644
--- b/libs/fluidsynth/src/fluid_synth.h
+++ a/libs/fluidsynth/src/fluid_synth.h
@@ -37,8 +37,8 @@
 #include "fluid_rev.h"
 #include "fluid_voice.h"
 #include "fluid_chorus.h"
-#include "fluid_ladspa.h"
-#include "fluid_midi_router.h"
+//#include "fluid_ladspa.h"
+//#include "fluid_midi_router.h"
 #include "fluid_sys.h"
 #include "fluid_rvoice_event.h"
 
diff --git b/libs/fluidsynth/src/fluid_sys.c a/libs/fluidsynth/src/fluid_sys.c
index ee7d8d9..328f255 100644
--- b/libs/fluidsynth/src/fluid_sys.c
+++ a/libs/fluidsynth/src/fluid_sys.c
@@ -686,7 +686,7 @@ fluid_thread_join(fluid_thread_t* thread)
 }
 
 
-void
+static void
 fluid_timer_run (void *data)
 {
   fluid_timer_t *timer;
@@ -950,6 +950,7 @@ fluid_ostream_printf (fluid_ostream_t out, char* format, ...)
 #endif
 }
 
+#if 0 // Ardour says: no, thanks
 int fluid_server_socket_join(fluid_server_socket_t *server_socket)
 {
   return fluid_thread_join (server_socket->thread);
@@ -1294,3 +1295,4 @@ int delete_fluid_server_socket(fluid_server_socket_t *server_socket)
 }
 
 #endif
+#endif
diff --git b/libs/fluidsynth/src/fluid_tuning.c a/libs/fluidsynth/src/fluid_tuning.c
index cc440aa..8977ed6 100644
--- b/libs/fluidsynth/src/fluid_tuning.c
+++ a/libs/fluidsynth/src/fluid_tuning.c
@@ -143,7 +143,7 @@ char* fluid_tuning_get_name(fluid_tuning_t* tuning)
   return tuning->name;
 }
 
-void fluid_tuning_set_key(fluid_tuning_t* tuning, int key, double pitch)
+static void fluid_tuning_set_key(fluid_tuning_t* tuning, int key, double pitch)
 {
   tuning->pitch[key] = pitch;
 }
diff --git b/libs/fluidsynth/src/fluidsynth_priv.h a/libs/fluidsynth/src/fluidsynth_priv.h
index faf2772..b01618d 100644
--- b/libs/fluidsynth/src/fluidsynth_priv.h
+++ a/libs/fluidsynth/src/fluidsynth_priv.h
@@ -28,14 +28,6 @@
 #include "config.h"
 #endif
 
-#if defined(__POWERPC__) && !(defined(__APPLE__) && defined(__MACH__))
-#include "config_maxmsp43.h"
-#endif
-
-#if defined(WIN32) && !defined(MINGW32)
-#include "config_win32.h"
-#endif
-
 #if HAVE_STRING_H
 #include <string.h>
 #endif
@@ -113,8 +105,6 @@
 #endif
 
 #if HAVE_WINDOWS_H
-#include <winsock2.h>
-#include <ws2tcpip.h>
 #include <windows.h>
 #endif
 
@@ -131,6 +121,12 @@
 #define STDOUT_FILENO 1
 #define STDERR_FILENO 2
 
+#elif defined _MSC_VER
+
+#define STDIN_FILENO  _fileno(stdin)
+#define STDOUT_FILENO _fileno(stdout)
+#define STDERR_FILENO _fileno(stderr)
+
 #endif
 
 /* Darwin special defines (taken from config_macosx.h) */