package server import ( "os" "golang.org/x/sys/windows" ) func setSparse(file *os.File) { // exFat (and other FS types) don't support sparse files, so ignore errors windows.DeviceIoControl( //nolint:errcheck windows.Handle(file.Fd()), windows.FSCTL_SET_SPARSE, nil, 0, nil, 0, nil, nil, ) }