rem: static void read_discard_PIO( ide_device_info *device, int length )
add: read_discard_PIO(ide_device_info *device, int length)
context: static void read_discard_PIO( ide_device_info *device, int length ){	ide_bus_info *bus = device->bus;	uint8 buffer[32];		// discard 32 bytes at once	(see write_discard_PIO)	while( length > 0 ) {			int cur_len;		// read extra byte if length is odd (that's the "length + 1")		cur_len = min( length + 1, (int)sizeof( buffer )) / 2;			bus->controller->read_pio( bus->channel, (uint16 *)buffer, cur_len, false );				length -= cur_len * 2;	}}