5 files changed, 25 insertions, 5 deletions
diff --git a/examples/file/listdir.c b/examples/file/listdir.c
index 9649347734..d858a00bff 100644
--- a/examples/file/listdir.c
+++ b/examples/file/listdir.c
@@ -9,7 +9,11 @@
  * 2020-04-12     Jianjia Ma   add msh cmd
  */
 #include <rtthread.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 void list_dir(const char* path)
 {
diff --git a/examples/file/readspeed.c b/examples/file/readspeed.c
index 5f4cad3190..dfa68ceb32 100644
--- a/examples/file/readspeed.c
+++ b/examples/file/readspeed.c
@@ -10,7 +10,11 @@
  */
 
 #include <rtthread.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 void readspeed(const char* filename, int block_size)
 {
diff --git a/examples/file/readwrite.c b/examples/file/readwrite.c
index d1dd5bc038..5d0defeaa9 100644
--- a/examples/file/readwrite.c
+++ b/examples/file/readwrite.c
@@ -10,7 +10,11 @@
  */
 
 #include <rtthread.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 #define TEST_DATA_LEN     120
 
diff --git a/examples/file/seekdir.c b/examples/file/seekdir.c
index efadd3a1c8..5198a8056b 100644
--- a/examples/file/seekdir.c
+++ b/examples/file/seekdir.c
@@ -8,7 +8,11 @@
  * 2011-06-02     Bernard      first version
  * 2020-04-12     Jianjia Ma   add msh cmd
  */
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 void seekdir_test(void)
 {
diff --git a/examples/file/writespeed.c b/examples/file/writespeed.c
index f76027d28b..87a4c329bd 100644
--- a/examples/file/writespeed.c
+++ b/examples/file/writespeed.c
@@ -9,7 +9,11 @@
  * 2020-04-12     Jianjia Ma   add msh cmd
  */
 #include <rtthread.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 void writespeed(const char* filename, int total_length, int block_size)
 {