Add statics and missing #includes for prototypes.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3683 c046a42c-6fe2-441c-8c8c-71466251a162
diff --git a/audio/audio.c b/audio/audio.c
index 2521c6f..5e9d88b 100644
--- a/audio/audio.c
+++ b/audio/audio.c
@@ -238,7 +238,7 @@
     return r;
 }
 
-const char *audio_audfmt_to_string (audfmt_e fmt)
+static const char *audio_audfmt_to_string (audfmt_e fmt)
 {
     switch (fmt) {
     case AUD_FMT_U8:
@@ -264,7 +264,8 @@
     return "S16";
 }
 
-audfmt_e audio_string_to_audfmt (const char *s, audfmt_e defval, int *defaultp)
+static audfmt_e audio_string_to_audfmt (const char *s, audfmt_e defval,
+                                        int *defaultp)
 {
     if (!strcasecmp (s, "u8")) {
         *defaultp = 0;