diff --git a/include/file_handling.hpp b/include/file_handling.hpp
index bb4f703..94f6d5a 100644
--- a/include/file_handling.hpp
+++ b/include/file_handling.hpp
@@ -1,3 +1,4 @@
+// clang-format off
 /********************************************************************************
 *                       HON HAI Precision IND.Co., LTD.                         *
 *            Personal Computer & Enterprise Product Business Group              *
@@ -13,8 +14,11 @@
 *     permission of FOXCONN/CESBG/CABG/SRD.                                     *
 *                                                                               *
 ********************************************************************************/
+// clang-format on
 #include <unistd.h>
 
+#include <system_error>
+
 std::system_error errnoException(const std::string& message);
 
 int sysopen(const std::string& path);
@@ -23,7 +27,6 @@
 
 void lseeker(int fd_, size_t offset);
 
-void readBin(int fd_, size_t offset, void *ptr, size_t size);
+void readBin(int fd_, size_t offset, void* ptr, size_t size);
 
-void writeBin(int fd_, size_t offset, void *ptr, size_t size);
-
+void writeBin(int fd_, size_t offset, void* ptr, size_t size);