From 3d2e23ec1c5140c8750c71ebf37c197f6048b94e Mon Sep 17 00:00:00 2001
From: liukangcc <liukangcc@outlook.com>
Date: Tue, 11 Jan 2022 15:20:14 +0800
Subject: [PATCH] [update] move dfs_posix.h to legacy/dfs/dfs_posix.h

---
 .../ab32vg1-ab-prougen/applications/mnt.c      |  6 +++++-
 bsp/efm32/application.c                        | 10 +++++++++-
 bsp/ft2004/drivers/drv_sdcard.c                |  6 +++++-
 bsp/lpc54114-lite/applications/mnt.c           |  5 ++++-
 bsp/mini4020/applications/application.c        |  6 +++++-
 bsp/nrf5x/nrf52832/applications/mnt.c          |  6 +++++-
 bsp/nuvoton/libraries/m2354/rtt_port/drv_sdh.c |  8 ++++++--
 bsp/nuvoton/libraries/m480/rtt_port/drv_sdh.c  |  8 ++++++--
 bsp/nuvoton/libraries/n9h30/rtt_port/drv_sdh.c |  8 ++++++--
 .../nu_packages/AudioCodec/audio_test.c        |  6 +++++-
 .../libraries/nuc980/rtt_port/drv_sdh.c        |  8 ++++++--
 bsp/nuvoton/nk-980iot/applications/mnt.c       |  8 ++++++--
 bsp/nuvoton/nk-n9h30/applications/mnt.c        |  8 ++++++--
 bsp/nuvoton/nk-rtu980/applications/mnt.c       |  8 ++++++--
 .../numaker-iot-m487/applications/mnt.c        |  8 ++++++--
 bsp/nuvoton/numaker-m032ki/applications/mnt.c  |  8 ++++++--
 .../numaker-pfm-m487/applications/mnt.c        |  8 ++++++--
 bsp/simulator/drivers/module_win32.c           |  6 +++++-
 .../board/ports/sdcard_port.c                  |  6 +++++-
 .../board/ports/drv_sdcard.c                   |  6 +++++-
 .../board/ports/sdcard_port.c                  |  6 +++++-
 .../board/ports/sdcard_port.c                  |  6 +++++-
 .../board/ports/drv_filesystem.c               |  6 +++++-
 .../board/ports/sdcard_port.c                  |  6 +++++-
 .../board/ports/sdcard_port.c                  |  6 +++++-
 .../board/ports/sdcard_port.c                  |  6 +++++-
 .../board/ports/sdcard_port.c                  |  6 +++++-
 .../board/ports/drv_sdcard.c                   |  6 +++++-
 .../board/ports/sdcard_port.c                  |  6 +++++-
 .../board/ports/sdcard_port.c                  |  6 +++++-
 .../board/ports/sdcard_port.c                  |  6 +++++-
 .../board/ports/drv_ov2640.c                   |  6 +++++-
 .../board/ports/drv_sdcard.c                   |  6 +++++-
 .../board/ports/sdcard_port.c                  |  6 +++++-
 .../board/ports/audio/audio_play.c             |  6 +++++-
 .../board/ports/drv_ov5640.c                   |  6 +++++-
 .../stm32mp157a-st-ev1/board/ports/drv_sound.c |  6 +++++-
 bsp/swm320-lq100/applications/main.c           | 18 +++++++++++++++---
 bsp/swm320/applications/main.c                 | 18 +++++++++++++++---
 components/drivers/serial/serial.c             |  5 ++++-
 components/drivers/serial/serial_v2.c          |  4 +++-
 components/drivers/src/pipe.c                  |  5 +++--
 components/finsh/msh.c                         |  5 ++++-
 components/finsh/msh_file.c                    |  5 ++++-
 components/finsh/shell.c                       |  4 +++-
 .../{dfs/include => legacy/dfs}/dfs_posix.h    |  0
 components/libc/compilers/common/sys/ioctl.h   |  4 +++-
 components/libc/libdl/dlmodule.c               |  4 +++-
 components/libc/posix/io/aio/aio.c             |  5 ++++-
 components/libc/posix/io/mman/mman.c           |  4 +++-
 components/libc/posix/io/termios/termios.c     |  4 +++-
 components/lwp/lwp.c                           |  5 ++++-
 components/lwp/lwp_syscall.h                   |  5 ++++-
 .../net/lwip-2.0.2/src/apps/tftp/tftp_port.c   |  4 +++-
 .../net/lwip-2.0.3/src/apps/tftp/tftp_port.c   |  4 +++-
 .../net/lwip-2.1.2/src/apps/tftp/tftp_port.c   |  4 +++-
 components/net/sal_socket/impl/proto_mbedtls.c |  4 +++-
 components/utilities/rt-link/src/rtlink_dev.c  |  4 +++-
 components/utilities/ymodem/ry_sy.c            |  5 ++++-
 components/utilities/zmodem/rz.c               |  5 +++--
 components/utilities/zmodem/sz.c               |  5 +++--
 components/utilities/zmodem/zcore.c            |  5 +++--
 components/utilities/zmodem/zdevice.c          |  5 +++--
 examples/file/listdir.c                        |  6 +++++-
 examples/file/readspeed.c                      |  6 +++++-
 examples/file/readwrite.c                      |  6 +++++-
 examples/file/seekdir.c                        |  6 +++++-
 examples/file/writespeed.c                     |  6 +++++-
 examples/network/chargen.c                     |  6 +++++-
 examples/rt-link/rtlink_dev_example.c          |  6 +++++-
 examples/test/fs_test.c                        |  6 +++++-
 examples/ymodem/tofile.c                       |  6 +++++-
 72 files changed, 349 insertions(+), 90 deletions(-)
 rename components/{dfs/include => legacy/dfs}/dfs_posix.h (100%)

diff --git a/bsp/bluetrum/ab32vg1-ab-prougen/applications/mnt.c b/bsp/bluetrum/ab32vg1-ab-prougen/applications/mnt.c
index 50681e7bc6..317dd4c862 100644
--- a/bsp/bluetrum/ab32vg1-ab-prougen/applications/mnt.c
+++ b/bsp/bluetrum/ab32vg1-ab-prougen/applications/mnt.c
@@ -14,7 +14,11 @@
 
 #include <dfs_elm.h>
 #include <dfs_fs.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include "drv_gpio.h"
 
 // #define DRV_DEBUG
diff --git a/bsp/efm32/application.c b/bsp/efm32/application.c
index 332dcc6ba8..5f2ad9866c 100644
--- a/bsp/efm32/application.c
+++ b/bsp/efm32/application.c
@@ -65,10 +65,18 @@
 #include <rtgui/widgets/box.h>
 #include <rtgui/image.h>
 
-#if defined(RTGUI_USING_DFS_FILERW)
+ #if defined(RTGUI_USING_DFS_FILERW)
  #include <dfs_posix.h>
  #define PATH_SEPARATOR     '/'
  #endif
+#if defined(RTGUI_USING_DFS_FILERW)
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
+#define PATH_SEPARATOR     '/'
+#endif
 #endif
 
 /* Private typedef -----------------------------------------------------------*/
diff --git a/bsp/ft2004/drivers/drv_sdcard.c b/bsp/ft2004/drivers/drv_sdcard.c
index a6494089f6..753a70b606 100644
--- a/bsp/ft2004/drivers/drv_sdcard.c
+++ b/bsp/ft2004/drivers/drv_sdcard.c
@@ -14,7 +14,11 @@
 
 #include <dfs_elm.h>
 #include <dfs_fs.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include "drv_sdctrl.h"
 
 #define DBG_TAG "app.card"
diff --git a/bsp/lpc54114-lite/applications/mnt.c b/bsp/lpc54114-lite/applications/mnt.c
index 49852b2025..f67c5c21ea 100644
--- a/bsp/lpc54114-lite/applications/mnt.c
+++ b/bsp/lpc54114-lite/applications/mnt.c
@@ -11,7 +11,10 @@
 
 #if defined(RT_USING_DFS)
 #include <dfs_file.h>
-#include <dfs_posix.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #endif
 
 #define BSP_FLASH_MOUNT_PATH  "/mnt/flash"
diff --git a/bsp/mini4020/applications/application.c b/bsp/mini4020/applications/application.c
index f5a77d8c60..722443ac7c 100644
--- a/bsp/mini4020/applications/application.c
+++ b/bsp/mini4020/applications/application.c
@@ -22,7 +22,11 @@
 #include <dfs.h>
 #include <dfs_elm.h>
 #include <dfs_fs.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #endif
 
 #ifdef RT_USING_RTGUI
diff --git a/bsp/nrf5x/nrf52832/applications/mnt.c b/bsp/nrf5x/nrf52832/applications/mnt.c
index c7e4d10235..d4af1d2b6c 100644
--- a/bsp/nrf5x/nrf52832/applications/mnt.c
+++ b/bsp/nrf5x/nrf52832/applications/mnt.c
@@ -35,7 +35,11 @@
 #endif
 
 #include "fal.h"
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 #define LOG_TAG "drv.fs"
 #define DBG_LVL DBG_LOG
diff --git a/bsp/nuvoton/libraries/m2354/rtt_port/drv_sdh.c b/bsp/nuvoton/libraries/m2354/rtt_port/drv_sdh.c
index 708f653d36..38086cb2d5 100644
--- a/bsp/nuvoton/libraries/m2354/rtt_port/drv_sdh.c
+++ b/bsp/nuvoton/libraries/m2354/rtt_port/drv_sdh.c
@@ -20,8 +20,12 @@
 #include <string.h>
 
 #if defined(RT_USING_DFS)
-    #include <dfs_fs.h>
-    #include <dfs_posix.h>
+#include <dfs_fs.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #endif
 
 /* Private define ---------------------------------------------------------------*/
diff --git a/bsp/nuvoton/libraries/m480/rtt_port/drv_sdh.c b/bsp/nuvoton/libraries/m480/rtt_port/drv_sdh.c
index 7c92743bd3..7c5aa68697 100644
--- a/bsp/nuvoton/libraries/m480/rtt_port/drv_sdh.c
+++ b/bsp/nuvoton/libraries/m480/rtt_port/drv_sdh.c
@@ -20,8 +20,12 @@
 #include <string.h>
 
 #if defined(RT_USING_DFS)
-    #include <dfs_fs.h>
-    #include <dfs_posix.h>
+#include <dfs_fs.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #endif
 
 /* Private define ---------------------------------------------------------------*/
diff --git a/bsp/nuvoton/libraries/n9h30/rtt_port/drv_sdh.c b/bsp/nuvoton/libraries/n9h30/rtt_port/drv_sdh.c
index 499311c752..955fe6a645 100644
--- a/bsp/nuvoton/libraries/n9h30/rtt_port/drv_sdh.c
+++ b/bsp/nuvoton/libraries/n9h30/rtt_port/drv_sdh.c
@@ -20,8 +20,12 @@
 #include <drv_sys.h>
 
 #if defined(RT_USING_DFS)
-    #include <dfs_fs.h>
-    #include <dfs_posix.h>
+#include <dfs_fs.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #endif
 
 /* Private define ---------------------------------------------------------------*/
diff --git a/bsp/nuvoton/libraries/nu_packages/AudioCodec/audio_test.c b/bsp/nuvoton/libraries/nu_packages/AudioCodec/audio_test.c
index d978fa4ded..6a805b3ba7 100644
--- a/bsp/nuvoton/libraries/nu_packages/AudioCodec/audio_test.c
+++ b/bsp/nuvoton/libraries/nu_packages/AudioCodec/audio_test.c
@@ -16,7 +16,11 @@
 
 #include "wavrecorder.h"
 #include "wavplayer.h"
-#include "dfs_posix.h"
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 /*
   The routine just for test automatically.
diff --git a/bsp/nuvoton/libraries/nuc980/rtt_port/drv_sdh.c b/bsp/nuvoton/libraries/nuc980/rtt_port/drv_sdh.c
index 6990ce215c..4b81a01f52 100644
--- a/bsp/nuvoton/libraries/nuc980/rtt_port/drv_sdh.c
+++ b/bsp/nuvoton/libraries/nuc980/rtt_port/drv_sdh.c
@@ -21,8 +21,12 @@
 #include <drv_sys.h>
 
 #if defined(RT_USING_DFS)
-    #include <dfs_fs.h>
-    #include <dfs_posix.h>
+#include <dfs_fs.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #endif
 
 /* Private define ---------------------------------------------------------------*/
diff --git a/bsp/nuvoton/nk-980iot/applications/mnt.c b/bsp/nuvoton/nk-980iot/applications/mnt.c
index 4ff5b1f252..803e4b751b 100644
--- a/bsp/nuvoton/nk-980iot/applications/mnt.c
+++ b/bsp/nuvoton/nk-980iot/applications/mnt.c
@@ -22,8 +22,12 @@
 #include <rtdbg.h>
 
 #if defined(RT_USING_DFS)
-    #include <dfs_fs.h>
-    #include <dfs_posix.h>
+#include <dfs_fs.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #endif
 
 #if defined(PKG_USING_FAL)
diff --git a/bsp/nuvoton/nk-n9h30/applications/mnt.c b/bsp/nuvoton/nk-n9h30/applications/mnt.c
index 03e7481242..f4e7cf5bf3 100644
--- a/bsp/nuvoton/nk-n9h30/applications/mnt.c
+++ b/bsp/nuvoton/nk-n9h30/applications/mnt.c
@@ -22,8 +22,12 @@
 #include <rtdbg.h>
 
 #if defined(RT_USING_DFS)
-    #include <dfs_fs.h>
-    #include <dfs_posix.h>
+#include <dfs_fs.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #endif
 
 #if defined(PKG_USING_FAL)
diff --git a/bsp/nuvoton/nk-rtu980/applications/mnt.c b/bsp/nuvoton/nk-rtu980/applications/mnt.c
index ecfc390243..f99fcb0134 100644
--- a/bsp/nuvoton/nk-rtu980/applications/mnt.c
+++ b/bsp/nuvoton/nk-rtu980/applications/mnt.c
@@ -22,8 +22,12 @@
 #include <rtdbg.h>
 
 #if defined(RT_USING_DFS)
-    #include <dfs_fs.h>
-    #include <dfs_posix.h>
+#include <dfs_fs.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #endif
 
 #if defined(PKG_USING_FAL)
diff --git a/bsp/nuvoton/numaker-iot-m487/applications/mnt.c b/bsp/nuvoton/numaker-iot-m487/applications/mnt.c
index d7e657d852..c0cec18978 100644
--- a/bsp/nuvoton/numaker-iot-m487/applications/mnt.c
+++ b/bsp/nuvoton/numaker-iot-m487/applications/mnt.c
@@ -13,8 +13,12 @@
 #include <rtthread.h>
 
 #if defined(RT_USING_DFS)
-    #include <dfs_fs.h>
-    #include <dfs_posix.h>
+#include <dfs_fs.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #endif
 
 #if defined(PKG_USING_FAL)
diff --git a/bsp/nuvoton/numaker-m032ki/applications/mnt.c b/bsp/nuvoton/numaker-m032ki/applications/mnt.c
index 914fa657f6..00f0f91499 100644
--- a/bsp/nuvoton/numaker-m032ki/applications/mnt.c
+++ b/bsp/nuvoton/numaker-m032ki/applications/mnt.c
@@ -13,8 +13,12 @@
 #include <rtthread.h>
 
 #if defined(RT_USING_DFS)
-    #include <dfs_fs.h>
-    #include <dfs_posix.h>
+#include <dfs_fs.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #endif
 
 #if defined(PKG_USING_FAL)
diff --git a/bsp/nuvoton/numaker-pfm-m487/applications/mnt.c b/bsp/nuvoton/numaker-pfm-m487/applications/mnt.c
index 6e7a9ff5de..844ab9960d 100644
--- a/bsp/nuvoton/numaker-pfm-m487/applications/mnt.c
+++ b/bsp/nuvoton/numaker-pfm-m487/applications/mnt.c
@@ -13,8 +13,12 @@
 #include <rtthread.h>
 
 #if defined(RT_USING_DFS)
-    #include <dfs_fs.h>
-    #include <dfs_posix.h>
+#include <dfs_fs.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #endif
 
 #if defined(PKG_USING_FAL)
diff --git a/bsp/simulator/drivers/module_win32.c b/bsp/simulator/drivers/module_win32.c
index 81a98eca87..0f07576964 100644
--- a/bsp/simulator/drivers/module_win32.c
+++ b/bsp/simulator/drivers/module_win32.c
@@ -193,7 +193,11 @@ RTM_EXPORT(rt_module_find);
 
 #ifdef RT_USING_DFS
 #include <windows.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 extern char * dfs_win32_dirdup(char * path);
 static char* _module_name(const char *path)
 {
diff --git a/bsp/stm32/stm32f103-atk-warshipv3/board/ports/sdcard_port.c b/bsp/stm32/stm32f103-atk-warshipv3/board/ports/sdcard_port.c
index d56fb039d4..df2614c080 100644
--- a/bsp/stm32/stm32f103-atk-warshipv3/board/ports/sdcard_port.c
+++ b/bsp/stm32/stm32f103-atk-warshipv3/board/ports/sdcard_port.c
@@ -14,7 +14,11 @@
 
 #include <dfs_elm.h>
 #include <dfs_fs.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 #define DBG_TAG "app.card"
 #define DBG_LVL DBG_INFO
diff --git a/bsp/stm32/stm32f103-dofly-M3S/board/ports/drv_sdcard.c b/bsp/stm32/stm32f103-dofly-M3S/board/ports/drv_sdcard.c
index 13d235b694..d717da27dd 100644
--- a/bsp/stm32/stm32f103-dofly-M3S/board/ports/drv_sdcard.c
+++ b/bsp/stm32/stm32f103-dofly-M3S/board/ports/drv_sdcard.c
@@ -14,7 +14,11 @@
 #if defined BSP_USING_SDIO_SDCARD || defined BSP_USING_SPI_SDCARD
 #include <dfs_elm.h>
 #include <dfs_fs.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include "drv_gpio.h"
 
 #define DBG_TAG "app.card"
diff --git a/bsp/stm32/stm32f103-fire-arbitrary/board/ports/sdcard_port.c b/bsp/stm32/stm32f103-fire-arbitrary/board/ports/sdcard_port.c
index 55baa2c263..c0575f01b2 100644
--- a/bsp/stm32/stm32f103-fire-arbitrary/board/ports/sdcard_port.c
+++ b/bsp/stm32/stm32f103-fire-arbitrary/board/ports/sdcard_port.c
@@ -14,7 +14,11 @@
 
 #include <dfs_elm.h>
 #include <dfs_fs.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 #define DBG_TAG "app.card"
 #define DBG_LVL DBG_INFO
diff --git a/bsp/stm32/stm32f407-armfly-v5/board/ports/sdcard_port.c b/bsp/stm32/stm32f407-armfly-v5/board/ports/sdcard_port.c
index f5427ef265..2b6e48ba3f 100644
--- a/bsp/stm32/stm32f407-armfly-v5/board/ports/sdcard_port.c
+++ b/bsp/stm32/stm32f407-armfly-v5/board/ports/sdcard_port.c
@@ -14,7 +14,11 @@
 
 #include <dfs_elm.h>
 #include <dfs_fs.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 #define DBG_TAG "app.card"
 #define DBG_LVL DBG_INFO
diff --git a/bsp/stm32/stm32f407-atk-explorer/board/ports/drv_filesystem.c b/bsp/stm32/stm32f407-atk-explorer/board/ports/drv_filesystem.c
index 6635c43128..cafb45b107 100644
--- a/bsp/stm32/stm32f407-atk-explorer/board/ports/drv_filesystem.c
+++ b/bsp/stm32/stm32f407-atk-explorer/board/ports/drv_filesystem.c
@@ -15,7 +15,11 @@
 #ifdef BSP_USING_FS
 #include <dfs_romfs.h>
 #include <dfs_fs.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 #if DFS_FILESYSTEMS_MAX < 4
 #error "Please define DFS_FILESYSTEMS_MAX more than 4"
diff --git a/bsp/stm32/stm32f427-robomaster-a/board/ports/sdcard_port.c b/bsp/stm32/stm32f427-robomaster-a/board/ports/sdcard_port.c
index 6a79c83523..376089ef9e 100644
--- a/bsp/stm32/stm32f427-robomaster-a/board/ports/sdcard_port.c
+++ b/bsp/stm32/stm32f427-robomaster-a/board/ports/sdcard_port.c
@@ -14,7 +14,11 @@
 
 #include <dfs_elm.h>
 #include <dfs_fs.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 #define DBG_TAG "app.card"
 #define DBG_LVL DBG_INFO
diff --git a/bsp/stm32/stm32f429-armfly-v6/board/ports/sdcard_port.c b/bsp/stm32/stm32f429-armfly-v6/board/ports/sdcard_port.c
index 6a79c83523..376089ef9e 100644
--- a/bsp/stm32/stm32f429-armfly-v6/board/ports/sdcard_port.c
+++ b/bsp/stm32/stm32f429-armfly-v6/board/ports/sdcard_port.c
@@ -14,7 +14,11 @@
 
 #include <dfs_elm.h>
 #include <dfs_fs.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 #define DBG_TAG "app.card"
 #define DBG_LVL DBG_INFO
diff --git a/bsp/stm32/stm32f429-atk-apollo/board/ports/sdcard_port.c b/bsp/stm32/stm32f429-atk-apollo/board/ports/sdcard_port.c
index fe2595fa4b..058a948a8a 100644
--- a/bsp/stm32/stm32f429-atk-apollo/board/ports/sdcard_port.c
+++ b/bsp/stm32/stm32f429-atk-apollo/board/ports/sdcard_port.c
@@ -15,7 +15,11 @@
 
 #include <dfs_elm.h>
 #include <dfs_fs.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 #define DBG_TAG "app.card"
 #define DBG_LVL DBG_INFO
diff --git a/bsp/stm32/stm32f429-fire-challenger/board/ports/sdcard_port.c b/bsp/stm32/stm32f429-fire-challenger/board/ports/sdcard_port.c
index 01111ab4d3..93702aed13 100644
--- a/bsp/stm32/stm32f429-fire-challenger/board/ports/sdcard_port.c
+++ b/bsp/stm32/stm32f429-fire-challenger/board/ports/sdcard_port.c
@@ -14,7 +14,11 @@
 
 #include <dfs_elm.h>
 #include <dfs_fs.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include "drv_gpio.h"
 
 #define DBG_TAG "app.card"
diff --git a/bsp/stm32/stm32f469-st-disco/board/ports/drv_sdcard.c b/bsp/stm32/stm32f469-st-disco/board/ports/drv_sdcard.c
index 9fd2d11fd4..986a562cdd 100644
--- a/bsp/stm32/stm32f469-st-disco/board/ports/drv_sdcard.c
+++ b/bsp/stm32/stm32f469-st-disco/board/ports/drv_sdcard.c
@@ -15,7 +15,11 @@
 
 #include <dfs_elm.h>
 #include <dfs_fs.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include "drv_gpio.h"
 #include "drv_sdio.h"
 
diff --git a/bsp/stm32/stm32f746-st-disco/board/ports/sdcard_port.c b/bsp/stm32/stm32f746-st-disco/board/ports/sdcard_port.c
index 66e8dfefab..bcb8a33308 100644
--- a/bsp/stm32/stm32f746-st-disco/board/ports/sdcard_port.c
+++ b/bsp/stm32/stm32f746-st-disco/board/ports/sdcard_port.c
@@ -14,7 +14,11 @@
 
 #include <dfs_elm.h>
 #include <dfs_fs.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 #define DBG_TAG "app.card"
 #define DBG_LVL DBG_INFO
diff --git a/bsp/stm32/stm32f767-atk-apollo/board/ports/sdcard_port.c b/bsp/stm32/stm32f767-atk-apollo/board/ports/sdcard_port.c
index bc7e8b676e..9180edcc7e 100644
--- a/bsp/stm32/stm32f767-atk-apollo/board/ports/sdcard_port.c
+++ b/bsp/stm32/stm32f767-atk-apollo/board/ports/sdcard_port.c
@@ -14,7 +14,11 @@
 
 #include <dfs_elm.h>
 #include <dfs_fs.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 #define DBG_TAG "app.card"
 #define DBG_LVL DBG_INFO
diff --git a/bsp/stm32/stm32f767-fire-challenger-v1/board/ports/sdcard_port.c b/bsp/stm32/stm32f767-fire-challenger-v1/board/ports/sdcard_port.c
index f1a7b8c27f..edbb295da5 100644
--- a/bsp/stm32/stm32f767-fire-challenger-v1/board/ports/sdcard_port.c
+++ b/bsp/stm32/stm32f767-fire-challenger-v1/board/ports/sdcard_port.c
@@ -14,7 +14,11 @@
 
 #include <dfs_elm.h>
 #include <dfs_fs.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include "drv_gpio.h"
 
 #define DBG_TAG "app.card"
diff --git a/bsp/stm32/stm32h743-atk-apollo/board/ports/drv_ov2640.c b/bsp/stm32/stm32h743-atk-apollo/board/ports/drv_ov2640.c
index 95e5784654..83058e352c 100644
--- a/bsp/stm32/stm32h743-atk-apollo/board/ports/drv_ov2640.c
+++ b/bsp/stm32/stm32h743-atk-apollo/board/ports/drv_ov2640.c
@@ -12,7 +12,11 @@
 
 #if defined(BSP_USING_OV2640)
 
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include <drv_ov2640.h>
 #include <drv_dcmi.h>
 #include "pcf8574.h"
diff --git a/bsp/stm32/stm32l475-atk-pandora/board/ports/drv_sdcard.c b/bsp/stm32/stm32l475-atk-pandora/board/ports/drv_sdcard.c
index 2bed0ef415..ba253aacfa 100644
--- a/bsp/stm32/stm32l475-atk-pandora/board/ports/drv_sdcard.c
+++ b/bsp/stm32/stm32l475-atk-pandora/board/ports/drv_sdcard.c
@@ -15,7 +15,11 @@
 
 #include <dfs_elm.h>
 #include <dfs_fs.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include "drv_spi.h"
 #include "spi_msd.h"
 
diff --git a/bsp/stm32/stm32l496-ali-developer/board/ports/sdcard_port.c b/bsp/stm32/stm32l496-ali-developer/board/ports/sdcard_port.c
index 6abc52c3ba..3016f583d3 100644
--- a/bsp/stm32/stm32l496-ali-developer/board/ports/sdcard_port.c
+++ b/bsp/stm32/stm32l496-ali-developer/board/ports/sdcard_port.c
@@ -14,7 +14,11 @@
 
 #include <dfs_elm.h>
 #include <dfs_fs.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 #define DBG_TAG "app.card"
 #define DBG_LVL DBG_INFO
diff --git a/bsp/stm32/stm32mp157a-st-discovery/board/ports/audio/audio_play.c b/bsp/stm32/stm32mp157a-st-discovery/board/ports/audio/audio_play.c
index 2e045b016b..1f463d99bf 100644
--- a/bsp/stm32/stm32mp157a-st-discovery/board/ports/audio/audio_play.c
+++ b/bsp/stm32/stm32mp157a-st-discovery/board/ports/audio/audio_play.c
@@ -10,7 +10,11 @@
 
 #include <rtthread.h>
 #include <rtdevice.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 #if defined(BSP_USING_AUDIO) && defined(BSP_USING_SDMMC)
 #define BUFSZ   1024
diff --git a/bsp/stm32/stm32mp157a-st-ev1/board/ports/drv_ov5640.c b/bsp/stm32/stm32mp157a-st-ev1/board/ports/drv_ov5640.c
index 69af85e27b..303a78fc1d 100644
--- a/bsp/stm32/stm32mp157a-st-ev1/board/ports/drv_ov5640.c
+++ b/bsp/stm32/stm32mp157a-st-ev1/board/ports/drv_ov5640.c
@@ -13,7 +13,11 @@
 #if defined(BSP_USING_DCMI)
 
 #include "drv_mfx.h"
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include "drv_ov5640.h"
 
 //#define DRV_DEBUG
diff --git a/bsp/stm32/stm32mp157a-st-ev1/board/ports/drv_sound.c b/bsp/stm32/stm32mp157a-st-ev1/board/ports/drv_sound.c
index b9e76a0703..93acea9c1d 100644
--- a/bsp/stm32/stm32mp157a-st-ev1/board/ports/drv_sound.c
+++ b/bsp/stm32/stm32mp157a-st-ev1/board/ports/drv_sound.c
@@ -13,7 +13,11 @@
 
 #ifdef BSP_USING_AUDIO
 #include "drv_wm8994.h"
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 #define DRV_DEBUG
 #define LOG_TAG             "drv.sound"
diff --git a/bsp/swm320-lq100/applications/main.c b/bsp/swm320-lq100/applications/main.c
index 5685bf6745..ecc86347c2 100644
--- a/bsp/swm320-lq100/applications/main.c
+++ b/bsp/swm320-lq100/applications/main.c
@@ -260,7 +260,11 @@ MSH_CMD_EXPORT(wdt_sample, wdt sample);
 
 #include "drv_spi.h"
 #include "spi_flash_sfud.h"
-#include "dfs_posix.h"
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 static int rt_hw_spi_flash_init(void)
 {
@@ -380,7 +384,11 @@ MSH_CMD_EXPORT(spi_w25q_sample, spi w25q sample);
 //#define SDCARD_NAME "sd0"
 
 //#include "drv_spi.h"
-//#include "dfs_posix.h"
+// #include <dfs_file.h>
+// #include <unistd.h>
+// #include <stdio.h>
+// #include <sys/stat.h>
+// #include <sys/statfs.h>
 //#include "spi_msd.h"
 
 //static int rt_hw_spi1_tfcard(void)
@@ -437,7 +445,11 @@ MSH_CMD_EXPORT(spi_w25q_sample, spi w25q sample);
 #ifdef RT_USING_SDIO
 #define SDCARD_NAME "sd0"
 
-#include "dfs_posix.h"
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 static void sdio_elmfat_sample(void)
 {
diff --git a/bsp/swm320/applications/main.c b/bsp/swm320/applications/main.c
index 0ebd6663f6..f34a421727 100644
--- a/bsp/swm320/applications/main.c
+++ b/bsp/swm320/applications/main.c
@@ -260,7 +260,11 @@ MSH_CMD_EXPORT(wdt_sample, wdt sample);
 
 #include "drv_spi.h"
 #include "spi_flash_sfud.h"
-#include "dfs_posix.h"
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 static int rt_hw_spi_flash_init(void)
 {
@@ -380,7 +384,11 @@ MSH_CMD_EXPORT(spi_w25q_sample, spi w25q sample);
 //#define SDCARD_NAME "sd0"
 
 //#include "drv_spi.h"
-//#include "dfs_posix.h"
+// #include <dfs_file.h>
+// #include <unistd.h>
+// #include <stdio.h>
+// #include <sys/stat.h>
+// #include <sys/statfs.h>
 //#include "spi_msd.h"
 
 //static int rt_hw_spi1_tfcard(void)
@@ -437,7 +445,11 @@ MSH_CMD_EXPORT(spi_w25q_sample, spi w25q sample);
 #ifdef RT_USING_SDIO
 #define SDCARD_NAME "sd0"
 
-#include "dfs_posix.h"
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 static void sdio_elmfat_sample(void)
 {
diff --git a/components/drivers/serial/serial.c b/components/drivers/serial/serial.c
index da330b5e9c..7182e23c37 100644
--- a/components/drivers/serial/serial.c
+++ b/components/drivers/serial/serial.c
@@ -37,7 +37,10 @@
 #include <rtdbg.h>
 
 #ifdef RT_USING_POSIX_STDIO
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include <poll.h>
 #include <sys/ioctl.h>
 
diff --git a/components/drivers/serial/serial_v2.c b/components/drivers/serial/serial_v2.c
index 16d376eeb9..738afcb081 100644
--- a/components/drivers/serial/serial_v2.c
+++ b/components/drivers/serial/serial_v2.c
@@ -17,7 +17,9 @@
 #include <rtdbg.h>
 
 #ifdef RT_USING_POSIX_STDIO
-#include <dfs_posix.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include <poll.h>
 #include <sys/ioctl.h>
 
diff --git a/components/drivers/src/pipe.c b/components/drivers/src/pipe.c
index 7e1f569b62..2bc0a10083 100644
--- a/components/drivers/src/pipe.c
+++ b/components/drivers/src/pipe.c
@@ -14,8 +14,9 @@
 #include <sys/errno.h>
 
 #if defined(RT_USING_POSIX_DEVIO) && defined(RT_USING_POSIX_PIPE)
-#include <dfs_file.h>
-#include <dfs_posix.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include <poll.h>
 #include <sys/ioctl.h>
 
diff --git a/components/finsh/msh.c b/components/finsh/msh.c
index acb5445ad1..abf82e992c 100644
--- a/components/finsh/msh.c
+++ b/components/finsh/msh.c
@@ -21,7 +21,10 @@
 #include "msh.h"
 #include "shell.h"
 #ifdef DFS_USING_POSIX
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #endif /* DFS_USING_POSIX */
 #ifdef RT_USING_MODULE
 #include <dlmodule.h>
diff --git a/components/finsh/msh_file.c b/components/finsh/msh_file.c
index 8022b176fc..28f8d4803f 100644
--- a/components/finsh/msh_file.c
+++ b/components/finsh/msh_file.c
@@ -15,7 +15,10 @@
 
 #include <finsh.h>
 #include "msh.h"
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 static int msh_readline(int fd, char *line_buf, int size)
 {
diff --git a/components/finsh/shell.c b/components/finsh/shell.c
index 5398db5370..a326ba1978 100644
--- a/components/finsh/shell.c
+++ b/components/finsh/shell.c
@@ -28,7 +28,9 @@
 #include "msh.h"
 
 #ifdef DFS_USING_POSIX
-#include <dfs_posix.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #endif /* DFS_USING_POSIX */
 
 /* finsh thread */
diff --git a/components/dfs/include/dfs_posix.h b/components/legacy/dfs/dfs_posix.h
similarity index 100%
rename from components/dfs/include/dfs_posix.h
rename to components/legacy/dfs/dfs_posix.h
diff --git a/components/libc/compilers/common/sys/ioctl.h b/components/libc/compilers/common/sys/ioctl.h
index d93c79115a..49c294eb8d 100644
--- a/components/libc/compilers/common/sys/ioctl.h
+++ b/components/libc/compilers/common/sys/ioctl.h
@@ -12,7 +12,9 @@
 #define __SYS_IOCTL_H__
 
 #include <rtconfig.h>
-#include <dfs_posix.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 #ifdef _WIN32
 #include <winsock.h>
diff --git a/components/libc/libdl/dlmodule.c b/components/libc/libdl/dlmodule.c
index 044c05a994..32d6b6b7e7 100644
--- a/components/libc/libdl/dlmodule.c
+++ b/components/libc/libdl/dlmodule.c
@@ -15,7 +15,9 @@
 #include "dlelf.h"
 
 #if defined(RT_USING_POSIX)
-#include <dfs_posix.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #endif
 
 #define DBG_TAG    "DLMD"
diff --git a/components/libc/posix/io/aio/aio.c b/components/libc/posix/io/aio/aio.c
index 08ef4c634a..bf188728f0 100644
--- a/components/libc/posix/io/aio/aio.c
+++ b/components/libc/posix/io/aio/aio.c
@@ -10,7 +10,10 @@
 
 #include <stdint.h>
 #include <rthw.h>
-#include <dfs_posix.h>
+#include <unistd.h>
+#include <dfs_file.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include "aio.h"
 
 struct rt_workqueue* aio_queue = NULL;
diff --git a/components/libc/posix/io/mman/mman.c b/components/libc/posix/io/mman/mman.c
index 827f2cbb14..d484b3ed7b 100644
--- a/components/libc/posix/io/mman/mman.c
+++ b/components/libc/posix/io/mman/mman.c
@@ -12,7 +12,9 @@
 #include <stdio.h>
 
 #include <rtthread.h>
-#include <dfs_posix.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 #include "sys/mman.h"
 
diff --git a/components/libc/posix/io/termios/termios.c b/components/libc/posix/io/termios/termios.c
index 44e0e80853..14d85e9f0c 100644
--- a/components/libc/posix/io/termios/termios.c
+++ b/components/libc/posix/io/termios/termios.c
@@ -10,7 +10,9 @@
 
 #include <stdlib.h>
 #include <string.h>
-#include <dfs_posix.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include <sys/errno.h>
 #include "termios.h"
 
diff --git a/components/lwp/lwp.c b/components/lwp/lwp.c
index 9789595ee7..4b91538b68 100644
--- a/components/lwp/lwp.c
+++ b/components/lwp/lwp.c
@@ -11,7 +11,10 @@
 
 #include <rtthread.h>
 #include <rthw.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 #ifndef RT_USING_DFS
     #error  "lwp need file system(RT_USING_DFS)"
diff --git a/components/lwp/lwp_syscall.h b/components/lwp/lwp_syscall.h
index 02599f4317..749406c1ca 100644
--- a/components/lwp/lwp_syscall.h
+++ b/components/lwp/lwp_syscall.h
@@ -13,7 +13,10 @@
 
 #include <stdint.h>
 #include <rtthread.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include <sys/time.h>
 #include <sys/types.h>
 #include <sys/ioctl.h>
diff --git a/components/net/lwip-2.0.2/src/apps/tftp/tftp_port.c b/components/net/lwip-2.0.2/src/apps/tftp/tftp_port.c
index 59e64c7a3b..38221ac580 100644
--- a/components/net/lwip-2.0.2/src/apps/tftp/tftp_port.c
+++ b/components/net/lwip-2.0.2/src/apps/tftp/tftp_port.c
@@ -10,7 +10,9 @@
 
 
 #include <rtthread.h>
-#include <dfs_posix.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include <lwip/apps/tftp_server.h>
 
 static struct tftp_context ctx;
diff --git a/components/net/lwip-2.0.3/src/apps/tftp/tftp_port.c b/components/net/lwip-2.0.3/src/apps/tftp/tftp_port.c
index 59e64c7a3b..38221ac580 100644
--- a/components/net/lwip-2.0.3/src/apps/tftp/tftp_port.c
+++ b/components/net/lwip-2.0.3/src/apps/tftp/tftp_port.c
@@ -10,7 +10,9 @@
 
 
 #include <rtthread.h>
-#include <dfs_posix.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include <lwip/apps/tftp_server.h>
 
 static struct tftp_context ctx;
diff --git a/components/net/lwip-2.1.2/src/apps/tftp/tftp_port.c b/components/net/lwip-2.1.2/src/apps/tftp/tftp_port.c
index 59e64c7a3b..38221ac580 100644
--- a/components/net/lwip-2.1.2/src/apps/tftp/tftp_port.c
+++ b/components/net/lwip-2.1.2/src/apps/tftp/tftp_port.c
@@ -10,7 +10,9 @@
 
 
 #include <rtthread.h>
-#include <dfs_posix.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include <lwip/apps/tftp_server.h>
 
 static struct tftp_context ctx;
diff --git a/components/net/sal_socket/impl/proto_mbedtls.c b/components/net/sal_socket/impl/proto_mbedtls.c
index 79fbdcc5d4..338792c948 100644
--- a/components/net/sal_socket/impl/proto_mbedtls.c
+++ b/components/net/sal_socket/impl/proto_mbedtls.c
@@ -11,7 +11,9 @@
 #include <rtthread.h>
 
 #ifdef RT_USING_DFS
-#include <dfs_posix.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #endif
 
 #ifdef SAL_USING_TLS
diff --git a/components/utilities/rt-link/src/rtlink_dev.c b/components/utilities/rt-link/src/rtlink_dev.c
index e91736251d..702aed32da 100644
--- a/components/utilities/rt-link/src/rtlink_dev.c
+++ b/components/utilities/rt-link/src/rtlink_dev.c
@@ -20,7 +20,9 @@
 #define RTLINK_SERV(dev)  (((struct rt_link_device*)dev)->service)
 
 #ifdef RT_USING_POSIX_DEVIO
-#include <dfs_posix.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include <poll.h>
 
 int rtlink_fops_open(struct dfs_fd *fd)
diff --git a/components/utilities/ymodem/ry_sy.c b/components/utilities/ymodem/ry_sy.c
index 3f3b022d7e..b77bd7abc2 100644
--- a/components/utilities/ymodem/ry_sy.c
+++ b/components/utilities/ymodem/ry_sy.c
@@ -11,7 +11,10 @@
 
 #include <rtthread.h>
 #include <ymodem.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 
 #include <stdio.h>
 #include <stdlib.h>
diff --git a/components/utilities/zmodem/rz.c b/components/utilities/zmodem/rz.c
index 224d8f95a8..f4fa4bde6c 100644
--- a/components/utilities/zmodem/rz.c
+++ b/components/utilities/zmodem/rz.c
@@ -13,8 +13,9 @@
 #include <shell.h>
 #include <rtdef.h>
 #include <dfs.h>
-#include <dfs_file.h>
-#include <dfs_posix.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include <stdio.h>
 #include "zdef.h"
 
diff --git a/components/utilities/zmodem/sz.c b/components/utilities/zmodem/sz.c
index e6096756b1..bda5d939d4 100644
--- a/components/utilities/zmodem/sz.c
+++ b/components/utilities/zmodem/sz.c
@@ -12,8 +12,9 @@
 #include <shell.h>
 #include <rtdef.h>
 #include <dfs.h>
-#include <dfs_file.h>
-#include <dfs_posix.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include "zdef.h"
 
 
diff --git a/components/utilities/zmodem/zcore.c b/components/utilities/zmodem/zcore.c
index 75d9647348..b4e23b585a 100644
--- a/components/utilities/zmodem/zcore.c
+++ b/components/utilities/zmodem/zcore.c
@@ -11,8 +11,9 @@
 #include <shell.h>
 #include <rtdef.h>
 #include <dfs.h>
-#include <dfs_file.h>
-#include <dfs_posix.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include <stdio.h>
 #include "zdef.h"
 
diff --git a/components/utilities/zmodem/zdevice.c b/components/utilities/zmodem/zdevice.c
index 3a144e79de..980a15f4f8 100644
--- a/components/utilities/zmodem/zdevice.c
+++ b/components/utilities/zmodem/zdevice.c
@@ -11,8 +11,9 @@
 #include <shell.h>
 #include <rtdef.h>
 #include <dfs.h>
-#include <dfs_file.h>
-#include <dfs_posix.h>
+#include <unistd.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include "zdef.h"
 
 
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)
 {
diff --git a/examples/network/chargen.c b/examples/network/chargen.c
index 3b4feaca9e..69a6b13a5d 100644
--- a/examples/network/chargen.c
+++ b/examples/network/chargen.c
@@ -12,7 +12,11 @@
 
 #ifdef SAL_USING_POSIX
 #include <sys/select.h> // only dfs_net
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #else
 #define read        lwip_read
 #define write       lwip_write
diff --git a/examples/rt-link/rtlink_dev_example.c b/examples/rt-link/rtlink_dev_example.c
index 51b6432d9f..027292769d 100644
--- a/examples/rt-link/rtlink_dev_example.c
+++ b/examples/rt-link/rtlink_dev_example.c
@@ -46,7 +46,11 @@ static rt_err_t rtlink_dev_tx_done(rt_device_t dev, void *buffer)
 }
 
 #ifdef RT_USING_POSIX_DEVIO
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include <poll.h>
 #include <sys/select.h>
 
diff --git a/examples/test/fs_test.c b/examples/test/fs_test.c
index a86bbd6ac2..7fd70284cf 100644
--- a/examples/test/fs_test.c
+++ b/examples/test/fs_test.c
@@ -11,7 +11,11 @@
  */
 
 #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>
 
 static rt_uint32_t stop_flag = 0;
 static rt_thread_t fsrw1_thread = RT_NULL;
diff --git a/examples/ymodem/tofile.c b/examples/ymodem/tofile.c
index 35dca2f2c1..8fb2d0c06b 100644
--- a/examples/ymodem/tofile.c
+++ b/examples/ymodem/tofile.c
@@ -9,7 +9,11 @@
 
 #include <rtthread.h>
 #include <ymodem.h>
-#include <dfs_posix.h>
+#include <dfs_file.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
 #include <stdlib.h>
 
 #include <board.h>
-- 
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