--- include/SDL_config.h.in.orig	Thu Jan 19 01:30:05 2012
+++ include/SDL_config.h.in	Wed Feb 22 13:39:54 2012
@@ -184,6 +184,7 @@
 #undef SDL_AUDIO_DRIVER_QNXNTO
 #undef SDL_AUDIO_DRIVER_SNDMGR
 #undef SDL_AUDIO_DRIVER_SUNAUDIO
+#undef SDL_AUDIO_DRIVER_SNDIO
 #undef SDL_AUDIO_DRIVER_WAVEOUT
 
 /* Enable various cdrom drivers */