SDL_mixer: SDL 3.3.3 has the SDL_PROP_AUDIOSTREAM_AUTO_CLEANUP_BOOLEAN property

From 646121ae1c7a9e580cc47e3868dca5764d214aa7 Mon Sep 17 00:00:00 2001
From: Anonymous Maarten <[EMAIL REDACTED]>
Date: Sun, 23 Nov 2025 01:00:35 +0100
Subject: [PATCH] SDL 3.3.3 has the SDL_PROP_AUDIOSTREAM_AUTO_CLEANUP_BOOLEAN
 property

---
 src/SDL_mixer.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/src/SDL_mixer.c b/src/SDL_mixer.c
index 95493b22..f2648b16 100644
--- a/src/SDL_mixer.c
+++ b/src/SDL_mixer.c
@@ -25,11 +25,6 @@
 
 SDL_COMPILE_TIME_ASSERT(SDL_version, SDL_VERSION_ATLEAST(3, 3, 3));
 
-// !!! FIXME: remove this once SDL 3.4.0 ships.
-#ifndef SDL_PROP_AUDIOSTREAM_AUTO_CLEANUP_BOOLEAN
-#define SDL_PROP_AUDIOSTREAM_AUTO_CLEANUP_BOOLEAN "SDL.audiostream.auto_cleanup"
-#endif
-
 // !!! FIXME: should RAW go first (only needs to check if it was explicitly
 // !!! FIXME: requested), and SINEWAVE last (must be requested, likely rare).
 static const MIX_Decoder *decoders[] = {