dvb_dmx_open

@brief Opens a DVB demux in read/write mode @ingroup demux

@param adapter DVB adapter number to open @param demux DVB demux number to open

@details This is a wrapper function to open(). File is always opened in blocking mode.

@return Returns a file descriptor on success, -1 otherwise.

@warning Deprecated. Please use dvb_dev_open() instead.