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1.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later2.. c:namespace:: DTV.fe3 4.. _FE_DISEQC_SEND_MASTER_CMD:5 6*******************************7ioctl FE_DISEQC_SEND_MASTER_CMD8*******************************9 10Name11====12 13FE_DISEQC_SEND_MASTER_CMD - Sends a DiSEqC command14 15Synopsis16========17 18.. c:macro:: FE_DISEQC_SEND_MASTER_CMD19 20``int ioctl(int fd, FE_DISEQC_SEND_MASTER_CMD, struct dvb_diseqc_master_cmd *argp)``21 22Arguments23=========24 25``fd``26 File descriptor returned by :c:func:`open()`.27 28``argp``29 pointer to struct30 :c:type:`dvb_diseqc_master_cmd`31 32Description33===========34 35Sends the DiSEqC command pointed by :c:type:`dvb_diseqc_master_cmd`36to the antenna subsystem.37 38Return Value39============40 41On success 0 is returned.42 43On error -1 is returned, and the ``errno`` variable is set44appropriately.45 46Generic error codes are described at the47:ref:`Generic Error Codes <gen-errors>` chapter.48 49