echo"#if (defined (__PO_HI_NEED_DRIVER_SERIAL_LINUX) || defined (__PO_HI_NEED_DRIVER_SERIAL_LINUX_RECEIVER) || defined (__PO_HI_NEED_DRIVER_SERIAL_LINUX_SENDER) || defined (__PO_HI_NEED_DRIVER_SERIAL_RASTA) || defined (__PO_HI_NEED_DRIVER_SERIAL_LEON) || defined (__PO_HI_NEED_DRIVER_SERIAL_LEON_SENDER) || defined (__PO_HI_NEED_DRIVER_SERIAL_LEON_RECEIVER))\n"> serialnew.c