-int wiringPiSPIGetFd (int channel) ;
-int wiringPiSPIDataRW (int channel, unsigned char *data, int len) ;
-int wiringPiSPISetup (int channel, int speed) ;
+int wiringPiSPIGetFd (int channel) ;
+int wiringPiSPIDataRW (int channel, unsigned char *data, int len) ;
+int wiringPiSPISetupMode (int channel, int speed, int mode) ;
+int wiringPiSPISetup (int channel, int speed) ;