make S=lib/librte_eal/linuxapp -f /home/dpdk-1.6.0r2/lib/librte_eal/linuxapp/Makefile -C /home/dpdk-1.6.0r2/x86_64-default-linuxapp-gcc/build/lib/librte_eal/linuxapp all
[ -d /home
Built target mylib/home/hewen/dpdk-stable-19.11.3/x86_64-native-linuxapp-gccglue.c:830: undefined reference to `mlx5dv_open_device'
/home/hewen/dpdk-stable-19.11.3/x86_64-native-linuxapp-gcc1030: undef