sudo update-alternatives --install /usr/bin/arm-linux-gnueabihf-gcc arm-linux-gnueabihf-gcc /usr/bin/arm-linux-gnueabihf-gcc-4.6 46 --slave /usr/bin/arm-linux-gnueabihf-g++ arm-linux-gnueabihf-g++ /usr/bin/arm-linux-gnueabihf-g++-4.6 --slave /usr/bin/arm-linux-gnueabihf-gcov arm-linux-gnueabihf-gcov /usr/bin/arm-linux-gnueabihf-gcov-4.6 --slave /usr/bin/arm-linux-gnueabihf-gfortran arm-linux-gnueabihf-gfortran /usr/bin/arm-linux-gnueabihf-gfortran-4.6