Hi I git clone git://dpdk.org/apps/pktgen-dpdk i have ubuntu 16.04 w 4.15.0-50-generic kernel i've install libpcap-dev i get this error when make pktgen /lib/common/pg_inet.h:154:17: error: field ‘udp’ has incomplete type struct udp_hdr udp; /* UDP header for protocol */ Appreciate your help Regards -Sara