public static Termios fromBytes(byte[] arr)
{
Termios str = new Termios();
//Debug.WriteLine(Marshal.SizeOf(str));
int size = Marshal.SizeOf(str);
IntPtr ptr = Marshal.AllocHGlobal(size);
Marshal.Copy(arr, 0, ptr, size);
str = (Termios)Marshal.PtrToStructure(ptr, str.GetType());
Marshal.FreeHGlobal(ptr);
return(str);
}