Make audio violate POSIX less

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5864 c046a42c-6fe2-441c-8c8c-71466251a162
diff --git a/hw/cs4231a.c b/hw/cs4231a.c
index 7552908..6d04d36 100644
--- a/hw/cs4231a.c
+++ b/hw/cs4231a.c
@@ -268,7 +268,7 @@
 static void cs_reset_voices (CSState *s, uint32_t val)
 {
     int xtal;
-    audsettings_t as;
+    struct audsettings as;
 
 #ifdef DEBUG_XLAW
     if (val == 0 || val == 32)