[libc] implement extension standard C functions (#6044)

* implement extension standard C functions

1 files changed, 0 insertions, 33 deletions

diff --git a/components/libc/compilers/common/sys/statfs.h b/components/libc/compilers/common/sys/statfs.h
deleted file mode 100644
index 6f92bf1cf3..0000000000
--- a/components/libc/compilers/common/sys/statfs.h
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- * Copyright (c) 2006-2021, RT-Thread Development Team
- *
- * SPDX-License-Identifier: Apache-2.0
- *
- * Change Logs:
- * Date           Author       Notes
- */
-
-#ifndef __SYS_STATFS_H__
-#define __SYS_STATFS_H__
-
-#include <stddef.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-struct statfs
-{
-    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);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif