[Bugfix][T106BUG-63]fix python can't call the function in liblynq-qser-data

Change-Id: I1dd9136395ecfd26b462901f05507560ef554588
diff --git a/cap/zx297520v3/src/lynq/lib/liblynq-qser-data/include/lynq-qser-data.h b/cap/zx297520v3/src/lynq/lib/liblynq-qser-data/include/lynq-qser-data.h
index 3485b72..c84ab21 100644
--- a/cap/zx297520v3/src/lynq/lib/liblynq-qser-data/include/lynq-qser-data.h
+++ b/cap/zx297520v3/src/lynq/lib/liblynq-qser-data/include/lynq-qser-data.h
@@ -1,6 +1,8 @@
 #ifndef __LYNQ_QSER_DATA_H__
 #define __LYNQ_QSER_DATA_H__
-
+#ifdef __cplusplus
+extern "C" {
+#endif
 #include <stdbool.h>
 #include <netinet/in.h>
 
@@ -263,6 +265,8 @@
  * 
  */
 extern int qser_apn_get_list(qser_apn_info_list_s *apn_list);
-
+#ifdef __cplusplus
+}
+#endif
 #endif