Shouldn't have been a public function

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@9801 65c4cc65-6c06-0410-ace0-fbb531ad65f3

apps/app_hasnewvoicemail.c

@@ -178,7 +178,7 @@ static int hasvoicemail_exec(struct ast_channel *chan, void *data)
 	return 0;
 }
 
-int acf_vmcount_exec(struct ast_channel *chan, char *cmd, char *argsstr, char *buf, size_t len)
+static int acf_vmcount_exec(struct ast_channel *chan, char *cmd, char *argsstr, char *buf, size_t len)
 {
 	struct localuser *u;
 	char *context;