zte's code,first commit

Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/app/c-ares/src/ares_free_string.c b/ap/app/c-ares/src/ares_free_string.c
new file mode 100644
index 0000000..024992e
--- /dev/null
+++ b/ap/app/c-ares/src/ares_free_string.c
@@ -0,0 +1,25 @@
+
+/* Copyright 2000 by the Massachusetts Institute of Technology.
+ *
+ * Permission to use, copy, modify, and distribute this
+ * software and its documentation for any purpose and without
+ * fee is hereby granted, provided that the above copyright
+ * notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting
+ * documentation, and that the name of M.I.T. not be used in
+ * advertising or publicity pertaining to distribution of the
+ * software without specific, written prior permission.
+ * M.I.T. makes no representations about the suitability of
+ * this software for any purpose.  It is provided "as is"
+ * without express or implied warranty.
+ */
+
+#include "ares_setup.h"
+
+#include "ares.h"
+#include "ares_private.h"
+
+void ares_free_string(void *str)
+{
+  ares_free(str);
+}