--- a/tools/ioemu/audio/audio.c~	2006-01-20 10:44:34.000000000 -0700
+++ b/tools/ioemu/audio/audio.c	2006-01-20 10:44:51.000000000 -0700
@@ -257,11 +257,11 @@
     switch (hw->fmt) {
     case AUD_FMT_S16:
     case AUD_FMT_S8:
-        memset (buf, len << hw->shift, 0x00);
+        memset (buf, 0x00, len << hw->shift);
         break;
 
     case AUD_FMT_U8:
-        memset (buf, len << hw->shift, 0x80);
+        memset (buf, 0x80, len << hw->shift);
         break;
 
     case AUD_FMT_U16: