diff --git a/code/sdl/sdl_snd.c b/code/sdl/sdl_snd.c
index 9e93b52c..b0eae268 100644
--- a/code/sdl/sdl_snd.c
+++ b/code/sdl/sdl_snd.c
@@ -49,7 +49,9 @@ static SDL_AudioDeviceID sdlPlaybackDevice;
 
 #ifdef USE_VOIP
 static SDL_AudioDeviceID sdlCaptureDevice;
+#if 0  // !!! FIXME: reenable after updating prebuild SDL libraries to 2.0.8!
 static cvar_t *s_sdlCapture;
+#endif
 static float sdlMasterGain = 1.0f;
 #endif
 
@@ -282,6 +284,7 @@ qboolean SNDDMA_Init(void)
 	dma.buffer = calloc(1, dmasize);
 
 #ifdef USE_VOIP
+#if 0  // !!! FIXME: reenable after updating prebuild SDL libraries to 2.0.8!
 	// !!! FIXME: some of these SDL_OpenAudioDevice() values should be cvars.
 	s_sdlCapture = Cvar_Get( "s_sdlCapture", "1", CVAR_ARCHIVE | CVAR_LATCH );
 	if (!s_sdlCapture->integer)
@@ -307,6 +310,7 @@ qboolean SNDDMA_Init(void)
 		Com_Printf( "SDL capture device %s.\n",
 				    (sdlCaptureDevice == 0) ? "failed to open" : "opened");
 	}
+#endif
 #endif
 
 	sdlMasterGain = 1.0f;
@@ -387,27 +391,35 @@ void SNDDMA_BeginPainting (void)
 #ifdef USE_VOIP
 void SNDDMA_StartCapture(void)
 {
+#if 0  // !!! FIXME: reenable after updating prebuild SDL libraries to 2.0.8!
 	if (sdlCaptureDevice)
 	{
 		SDL_ClearQueuedAudio(sdlCaptureDevice);
 		SDL_PauseAudioDevice(sdlCaptureDevice, 0);
 	}
+#endif
 }
 
 int SNDDMA_AvailableCaptureSamples(void)
 {
+#if 0  // !!! FIXME: reenable after updating prebuild SDL libraries to 2.0.8!
 	// divided by 2 to convert from bytes to (mono16) samples.
 	return sdlCaptureDevice ? (SDL_GetQueuedAudioSize(sdlCaptureDevice) / 2) : 0;
+#else
+	return 0;
+#endif
 }
 
 void SNDDMA_Capture(int samples, byte *data)
 {
+#if 0  // !!! FIXME: reenable after updating prebuild SDL libraries to 2.0.8!
 	// multiplied by 2 to convert from (mono16) samples to bytes.
 	if (sdlCaptureDevice)
 	{
 		SDL_DequeueAudio(sdlCaptureDevice, data, samples * 2);
 	}
 	else
+#endif
 	{
 		SDL_memset(data, '\0', samples * 2);
 	}