diff --git a/libmariadb/mariadb_lib.c b/libmariadb/mariadb_lib.c
index 7018bc1..0e091e9 100644
--- a/libmariadb/mariadb_lib.c
+++ b/libmariadb/mariadb_lib.c
@@ -1099,7 +1099,7 @@ unpack_fields(const MYSQL *mysql,
       为了兼容PS协议/二合一协议object处理,最后row->data[i]里面包含length，所以这里要先解析length 
       */
       if (default_value && row->data[i] && row->data_length[i] > 0) {
-        len = (ulong)net_field_length(&(row->data[i]));
+        len = (ulong)net_field_length((uchar**) &(row->data[i]));
         if (default_value && len > 0 && len != NULL_LENGTH) {
           field->def = ma_strdup_root(alloc, (char*)row->data[i]);
         } else {
@@ -5726,4 +5726,4 @@ void ob_set_socket5_proxy(MYSQL *mysql, char socket5_authtype, char *socket5_hos
     mysql->socket5_user = strdup(socket5_user);
   if (socket5_pwd)
     mysql->socket5_pwd = strdup(socket5_pwd);
-}
\ No newline at end of file
+}
diff --git a/libmariadb/ob_tnsname.c b/libmariadb/ob_tnsname.c
index a30acf3..87fe8bb 100644
--- a/libmariadb/ob_tnsname.c
+++ b/libmariadb/ob_tnsname.c
@@ -1,5 +1,5 @@
 #include "ob_tnsname.h"
-
+#include <string.h>
 #include <errno.h>
 #include <stdio.h>
 #include <ma_global.h>
diff --git a/libmariadb/ob_utils.c b/libmariadb/ob_utils.c
index 471dd63..5d384cb 100644
--- a/libmariadb/ob_utils.c
+++ b/libmariadb/ob_utils.c
@@ -1,5 +1,5 @@
 #include "ob_utils.h"
-
+#include <sys/time.h>
 #ifdef _WIN32
 int gettimeofday(struct timeval *tp, void *tzp)
 {
diff --git a/plugins/pvio/pvio_socket.c b/plugins/pvio/pvio_socket.c
index c88a8f5..6000ea5 100644
--- a/plugins/pvio/pvio_socket.c
+++ b/plugins/pvio/pvio_socket.c
@@ -23,7 +23,7 @@
    The plugin handles connections via unix and network sockets. it is enabled by
    default and compiled into Connector/C.
 */
-
+#include <arpa/inet.h>
 #include <ma_global.h>
 #include <ma_sys.h>
 #include <errmsg.h>