优化demo代码和api接口

Change-Id: I094570a31d63204aaa5da809751e27acd60f60d8
diff --git a/mbtk/liblynq_lib/src/lynq_sms.c b/mbtk/liblynq_lib/src/lynq_sms.c
index 955e4d9..519d21a 100755
--- a/mbtk/liblynq_lib/src/lynq_sms.c
+++ b/mbtk/liblynq_lib/src/lynq_sms.c
@@ -3,6 +3,7 @@
 #include "mbtk_pdu_sms.h"
 #include "mbtk_info_api.h"
 #include "lynq_sms.h"
+#include "mbtk_log.h"
 
 
 #include <stdio.h>