4 files changed, 4 insertions, 0 deletions
diff --git a/components/libc/compilers/common/sys/ioctl.h b/components/libc/compilers/common/sys/ioctl.h
index a1642199b1..d93c79115a 100644
--- a/components/libc/compilers/common/sys/ioctl.h
+++ b/components/libc/compilers/common/sys/ioctl.h
@@ -7,6 +7,7 @@
  * Date           Author       Notes
  * 2020-09-01     Meco Man     First Version
  */
+
 #ifndef __SYS_IOCTL_H__
 #define __SYS_IOCTL_H__
 
diff --git a/components/libc/compilers/common/sys/statfs.h b/components/libc/compilers/common/sys/statfs.h
index 0c6dc44df3..a86a789475 100644
--- a/components/libc/compilers/common/sys/statfs.h
+++ b/components/libc/compilers/common/sys/statfs.h
@@ -6,6 +6,7 @@
  * Change Logs:
  * Date           Author       Notes
  */
+
 #ifndef __SYS_STATFS_H__
 #define __SYS_STATFS_H__
 
diff --git a/components/libc/compilers/common/sys/time.h b/components/libc/compilers/common/sys/time.h
index cfd522d843..758333796d 100644
--- a/components/libc/compilers/common/sys/time.h
+++ b/components/libc/compilers/common/sys/time.h
@@ -8,6 +8,7 @@
  * 2020-09-07     Meco Man     combine gcc armcc iccarm
  * 2021-02-12     Meco Man     move all definitions located in <clock_time.h> to this file
  */
+
 #ifndef __SYS_TIME_H__
 #define __SYS_TIME_H__
 
diff --git a/components/libc/compilers/common/sys/vfs.h b/components/libc/compilers/common/sys/vfs.h
index 00739ab1c6..a9330df002 100644
--- a/components/libc/compilers/common/sys/vfs.h
+++ b/components/libc/compilers/common/sys/vfs.h
@@ -7,6 +7,7 @@
  * Date           Author       Notes
  * 2021-09-11     Meco Man     First version
  */
+
 #ifndef __SYS_VFS_H__
 #define __SYS_VFS_H__