Fixed tabs to spaces
diff --git a/test/loopwave.c b/test/loopwave.c
index 0a7649b..a00cfad 100644
--- a/test/loopwave.c
+++ b/test/loopwave.c
@@ -51,32 +51,32 @@
 static void
 close_audio()
 {
-	if (device != 0) {
-		SDL_CloseAudioDevice(device);
-		device = 0;
-	}
+    if (device != 0) {
+        SDL_CloseAudioDevice(device);
+        device = 0;
+    }
 }
 
 static void
 open_audio()
 {
-	/* Initialize fillerup() variables */
-	device = SDL_OpenAudioDevice(NULL, SDL_FALSE, &wave.spec, NULL, 0);
-	if (!device) {
-		SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't open audio: %s\n", SDL_GetError());
-		SDL_FreeWAV(wave.sound);
-		quit(2);
-	}
+    /* Initialize fillerup() variables */
+    device = SDL_OpenAudioDevice(NULL, SDL_FALSE, &wave.spec, NULL, 0);
+    if (!device) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't open audio: %s\n", SDL_GetError());
+        SDL_FreeWAV(wave.sound);
+        quit(2);
+    }
 
 
-	/* Let the audio run */
-	SDL_PauseAudioDevice(device, SDL_FALSE);
+    /* Let the audio run */
+    SDL_PauseAudioDevice(device, SDL_FALSE);
 }
 
 static void reopen_audio()
 {
-	close_audio();
-	open_audio();
+    close_audio();
+    open_audio();
 }
 
 
@@ -151,35 +151,35 @@
     SDL_Log("Available audio drivers:");
     for (i = 0; i < SDL_GetNumAudioDrivers(); ++i) {
         SDL_Log("%i: %s", i, SDL_GetAudioDriver(i));
-	}
+    }
 
-	SDL_Log("Using audio driver: %s\n", SDL_GetCurrentAudioDriver());
+    SDL_Log("Using audio driver: %s\n", SDL_GetCurrentAudioDriver());
 
-	open_audio();
+    open_audio();
 
-	SDL_FlushEvents(SDL_AUDIODEVICEADDED, SDL_AUDIODEVICEREMOVED);
+    SDL_FlushEvents(SDL_AUDIODEVICEADDED, SDL_AUDIODEVICEREMOVED);
 
 #ifdef __EMSCRIPTEN__
     emscripten_set_main_loop(loop, 0, 1);
 #else
-	while (!done) {
-		SDL_Event event;
+    while (!done) {
+        SDL_Event event;
 
-		while (SDL_PollEvent(&event) > 0) {
-			if (event.type == SDL_QUIT) {
-				done = 1;
-			}
-			if ((event.type == SDL_AUDIODEVICEADDED && !event.adevice.iscapture) ||
-				(event.type == SDL_AUDIODEVICEREMOVED && !event.adevice.iscapture && event.adevice.which == device)) {
-				reopen_audio();
-			}
-		}
-		SDL_Delay(100);
-	}
+        while (SDL_PollEvent(&event) > 0) {
+            if (event.type == SDL_QUIT) {
+                done = 1;
+            }
+            if ((event.type == SDL_AUDIODEVICEADDED && !event.adevice.iscapture) ||
+                (event.type == SDL_AUDIODEVICEREMOVED && !event.adevice.iscapture && event.adevice.which == device)) {
+                reopen_audio();
+            }
+        }
+        SDL_Delay(100);
+    }
 #endif
 
     /* Clean up on signal */
-	close_audio();
+    close_audio();
     SDL_FreeWAV(wave.sound);
     SDL_Quit();
     return (0);