SDL: test/loopwavequeue.c: minor warning fix (SDL_AudioDeviceID is unsigned)

From 742e35618014af51292fcdc1ab861108bf373cc0 Mon Sep 17 00:00:00 2001
From: Ozkan Sezer <[EMAIL REDACTED]>
Date: Thu, 26 Jan 2023 18:15:20 +0300
Subject: [PATCH] test/loopwavequeue.c: minor warning fix (SDL_AudioDeviceID is
 unsigned)

---
 test/loopwavequeue.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/loopwavequeue.c b/test/loopwavequeue.c
index 2107603cb8d7..b56990fb9bf0 100644
--- a/test/loopwavequeue.c
+++ b/test/loopwavequeue.c
@@ -114,7 +114,7 @@ int main(int argc, char *argv[])
     /* Initialize fillerup() variables */
     g_audio_id = SDL_OpenAudioDevice(NULL, 0, &wave.spec, NULL, 0);
 
-    if (g_audio_id <= 0) {
+    if (!g_audio_id) {
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't open audio: %s\n", SDL_GetError());
         SDL_free(wave.sound);
         quit(2);