2 files changed, 24 insertions, 6 deletions
diff --git a/components/libc/compilers/common/sys/statfs.h b/components/libc/compilers/common/sys/statfs.h
index 0996af9a18..0c6dc44df3 100644
--- a/components/libc/compilers/common/sys/statfs.h
+++ b/components/libc/compilers/common/sys/statfs.h
@@ -6,16 +6,19 @@
  * Change Logs:
  * Date           Author       Notes
  */
-#ifndef __RTT_STATFS_H__
-#define __RTT_STATFS_H__
+#ifndef __SYS_STATFS_H__
+#define __SYS_STATFS_H__
 
-#include <rtthread.h>
+#include <stddef.h>
 
 struct statfs
 {
-    rt_size_t f_bsize;   /* block size */
-    rt_size_t f_blocks;  /* total data blocks in file system */
-    rt_size_t f_bfree;   /* free blocks in file system */
+    size_t f_bsize;   /* block size */
+    size_t f_blocks;  /* total data blocks in file system */
+    size_t f_bfree;   /* free blocks in file system */
 };
 
+int statfs(const char *path, struct statfs *buf);
+int fstatfs(int fd, struct statfs *buf);
+
 #endif
diff --git a/components/libc/compilers/common/sys/vfs.h b/components/libc/compilers/common/sys/vfs.h
new file mode 100644
index 0000000000..00739ab1c6
--- /dev/null
+++ b/components/libc/compilers/common/sys/vfs.h
@@ -0,0 +1,15 @@
+/*
+ * Copyright (c) 2006-2021, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2021-09-11     Meco Man     First version
+ */
+#ifndef __SYS_VFS_H__
+#define __SYS_VFS_H__
+
+#include "statfs.h" /* <sys/statfs.h> */
+
+#endif