-make UNATTENDED=yes CC=clang CXX=clang install-dep
-make UNATTENDED=yes CC=clang CXX=clang dpdk-install-dev
-make UNATTENDED=yes -C build-root PLATFORM=vpp TAG=vpp_clang CC=clang install-packages
+make UNATTENDED=yes install-dep
+make UNATTENDED=yes dpdk-install-dev
+make UNATTENDED=yes -C build-root PLATFORM=vpp TAG=vpp_clang CC=clang CXX=clang install-packages