diff -r ded23f6bc34c -r a5fccd76176a src/sound/null_s.cpp
--- a/src/sound/null_s.cpp	Thu Jul 05 06:35:09 2007 +0000
+++ b/src/sound/null_s.cpp	Thu Jul 05 12:23:54 2007 +0000
@@ -3,10 +3,4 @@
 #include "../stdafx.h"
 #include "null_s.h"
 
-static const char *NullSoundStart(const char * const *parm) { return NULL; }
-static void NullSoundStop() {}
-
-const HalSoundDriver _null_sound_driver = {
-	NullSoundStart,
-	NullSoundStop,
-};
+static FSoundDriver_Null iFSoundDriver_Null;