$OpenBSD: patch-include_SDL_config_h_in,v 1.2 2009/01/24 10:56:11 jakemsr Exp $
--- include/SDL_config.h.in.orig	Sun Dec 30 20:48:36 2007
+++ include/SDL_config.h.in	Sun Sep 21 10:32:49 2008
@@ -182,6 +182,7 @@
 #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 */