Fix: Build error with Audaspace turned off

source/blender/blenkernel/intern/sound.cc

@@ -789,11 +789,19 @@ void BKE_sound_update_scene_sound(void *handle, bSound *sound)
   AUD_SequenceEntry_setSound(handle, sound->playback_handle);
 }
 
+#endif /* WITH_AUDASPACE */
+
 void BKE_sound_update_sequence_handle(void *handle, void *sound_handle)
 {
+#ifdef WITH_AUDASPACE
   AUD_SequenceEntry_setSound(handle, sound_handle);
+#else
+  UNUSED_VARS(handle, sound_handle);
+#endif
 }
 
+#ifdef WITH_AUDASPACE
+
 void BKE_sound_set_cfra(int cfra)
 {
   sound_cfra = cfra;

source/blender/sequencer/intern/sound.cc

@@ -29,7 +29,9 @@
 #include "BKE_scene.h"
 #include "BKE_sound.h"
 
-#include "AUD_Sound.h"
+#ifdef WITH_AUDASPACE
+#  include "AUD_Sound.h"
+#endif
 
 #include "SEQ_sound.h"
 #include "SEQ_time.h"
@@ -267,6 +269,7 @@ void *SEQ_sound_equalizermodifier_recreator(struct Sequence *seq,
                                             struct SequenceModifierData *smd,
                                             void *sound)
 {
+#ifdef WITH_AUDASPACE
   UNUSED_VARS(seq);
 
   SoundEqualizerModifierData *semd = (SoundEqualizerModifierData *)smd;
@@ -319,6 +322,10 @@ void *SEQ_sound_equalizermodifier_recreator(struct Sequence *seq,
   MEM_freeN(buf);
 
   return equ;
+#else
+  UNUSED_VARS(seq, smd, sound);
+  return nullptr;
+#endif
 }
 
 const struct SoundModifierWorkerInfo *SEQ_sound_modifier_worker_info_get(int type)