export VPP_WS=../../ export HST_LDPRELOAD=${VPP_WS}/build-root/build-vpp-native/vpp/lib/x86_64-linux-gnu/libvcl_ldpreload.so export PATH=${VPP_WS}/build-root/build-vpp-native/vpp/bin:$PATH export UBUNTU_VERSION=$(lsb_release -rs)