Fix some warnings with some more examples.

examples/engine_sdl.c

@@ -13,7 +13,7 @@ head.
 #include "../miniaudio.h"
 
 #define SDL_MAIN_HANDLED
-#include <SDL.h>    /* Change this to your include location. Might be <SDL2/SDL.h>. */
+#include <SDL2/SDL.h>    /* Change this to your include location. Might be <SDL.h>. */
 
 #define CHANNELS    2               /* Must be stereo for this example. */
 #define SAMPLE_RATE 48000
@@ -23,6 +23,8 @@ static ma_sound g_sound;            /* This example will play only a single soun
 
 void data_callback(void* pUserData, ma_uint8* pBuffer, int bufferSizeInBytes)
 {
+    (void)pUserData;
+
     /* Reading is just a matter of reading straight from the engine. */
     ma_uint32 bufferSizeInFrames = (ma_uint32)bufferSizeInBytes / ma_get_bytes_per_frame(ma_format_f32, ma_engine_get_channels(&g_engine));
     ma_engine_read_pcm_frames(&g_engine, pBuffer, bufferSizeInFrames, NULL);

examples/engine_steamaudio.c

@@ -118,7 +118,7 @@ static void ma_steamaudio_binaural_node_process_pcm_frames(ma_node* pNode, const
             pBinauralNode->ppBuffersIn[0] = (float*)ma_offset_pcm_frames_const_ptr_f32(ppFramesIn[0], totalFramesProcessed, 1);
         } else {
             /* Slow path. Need to deinterleave the input data. */
-            ma_deinterleave_pcm_frames(ma_format_f32, inputBufferDesc.numChannels, framesToProcessThisIteration, ma_offset_pcm_frames_const_ptr_f32(ppFramesIn[0], totalFramesProcessed, inputBufferDesc.numChannels), pBinauralNode->ppBuffersIn);
+            ma_deinterleave_pcm_frames(ma_format_f32, inputBufferDesc.numChannels, framesToProcessThisIteration, ma_offset_pcm_frames_const_ptr_f32(ppFramesIn[0], totalFramesProcessed, inputBufferDesc.numChannels), (void**)&pBinauralNode->ppBuffersIn[0]);
         }
 
         inputBufferDesc.data       = pBinauralNode->ppBuffersIn;
@@ -128,7 +128,7 @@ static void ma_steamaudio_binaural_node_process_pcm_frames(ma_node* pNode, const
         iplBinauralEffectApply(pBinauralNode->iplEffect, &binauralParams, &inputBufferDesc, &outputBufferDesc);
 
         /* Interleave straight into the output buffer. */
-        ma_interleave_pcm_frames(ma_format_f32, 2, framesToProcessThisIteration, pBinauralNode->ppBuffersOut, ma_offset_pcm_frames_ptr_f32(ppFramesOut[0], totalFramesProcessed, 2));
+        ma_interleave_pcm_frames(ma_format_f32, 2, framesToProcessThisIteration, (const void**)&pBinauralNode->ppBuffersOut[0], ma_offset_pcm_frames_ptr_f32(ppFramesOut[0], totalFramesProcessed, 2));
 
         /* Advance. */
         totalFramesProcessed += framesToProcessThisIteration;