type FileHandle = @utils.FileHandle fn open_file_handle_internal(path : String, append : Bool) -> FileHandle? { @utils.open_file_handle_internal(path, append) } fn write_file_handle_internal(handle : FileHandle, content : String) -> Bool { @utils.write_file_handle_internal(handle, content) } fn flush_file_handle_internal(handle : FileHandle) -> Bool { @utils.flush_file_handle_internal(handle) } fn close_file_handle_internal(handle : FileHandle) -> Bool { @utils.close_file_handle_internal(handle) } fn file_size_internal(handle : FileHandle) -> Int { @utils.file_size_internal(handle) } fn rename_file_internal(from_path : String, to_path : String) -> Bool { @utils.rename_file_internal(from_path, to_path) } fn remove_file_internal(path : String) -> Bool { @utils.remove_file_internal(path) } fn string_byte_length_internal(content : String) -> Int { @utils.string_byte_length_internal(content) } fn native_files_supported_internal() -> Bool { @utils.native_files_supported_internal() }