int ioctl(int fd, FE_DISHNETWORK_SEND_LEGACY_CMD, unsigned long cmd)
File descriptor returned by
Sends the specified raw cmd to the dish via DISEqC.
This is a very obscure legacy command, used only at stv0299 driver. Should not be used on newer drivers.
It provides a non-standard method for selecting Diseqc voltage on the frontend, for Dish Network legacy switches.
As support for this ioctl were added in 2004, this means that such dishes were already legacy in 2004.