AAudio: add bootstrap in SDL_audio.c

src/audio/SDL_audio.c

diff --git a/src/audio/SDL_audio.c b/src/audio/SDL_audio.c
index d25cd62..5ce94d1 100644
--- a/src/audio/SDL_audio.c
+++ b/src/audio/SDL_audio.c
@@ -89,6 +89,9 @@
 #if SDL_AUDIO_DRIVER_FUSIONSOUND
     &FUSIONSOUND_bootstrap,
 #endif
+#if SDL_AUDIO_DRIVER_AAUDIO
+    &aaudio_bootstrap,
+#endif
 #if SDL_AUDIO_DRIVER_OPENSLES
     &openslES_bootstrap,
 #endif

src/audio/SDL_sysaudio.h

diff --git a/src/audio/SDL_sysaudio.h b/src/audio/SDL_sysaudio.h
index d7fd556..17b9e70 100644
--- a/src/audio/SDL_sysaudio.h
+++ b/src/audio/SDL_sysaudio.h
@@ -205,6 +205,7 @@
 extern AudioBootStrap DISKAUDIO_bootstrap;
 extern AudioBootStrap DUMMYAUDIO_bootstrap;
 extern AudioBootStrap FUSIONSOUND_bootstrap;
+extern AudioBootStrap aaudio_bootstrap;
 extern AudioBootStrap openslES_bootstrap;
 extern AudioBootStrap ANDROIDAUDIO_bootstrap;
 extern AudioBootStrap PSPAUDIO_bootstrap;