-extern int name_list_add(struct list_head *name_list, const char *name, int sort);
-extern int name_list_key_add(struct list_head *name_list, const char *key, const char *value);
+extern char *name_list_add(struct list_head *name_list, const char *name, int sort);
+extern char *name_list_key_add(struct list_head *name_list, const char *key, const char *value);