/usr/share/dpdk/examples/l2fwd/ is in dpdk-doc 17.11.1-6.
This file is owned by root:root, with mode 0o755.
..
/usr/share/dpdk/examples/l2fwd-cat/Makefile
/usr/share/dpdk/examples/l2fwd-cat/cat.c
/usr/share/dpdk/examples/l2fwd-cat/cat.h
/usr/share/dpdk/examples/l2fwd-cat/l2fwd-cat.c
/usr/share/dpdk/examples/l2fwd-crypto/Makefile
/usr/share/dpdk/examples/l2fwd-crypto/main.c
/usr/share/dpdk/examples/l2fwd-jobstats/Makefile
/usr/share/dpdk/examples/l2fwd-jobstats/main.c
/usr/share/dpdk/examples/l2fwd-keepalive/Makefile
/usr/share/dpdk/examples/l2fwd-keepalive/ka-agent/
/usr/share/dpdk/examples/l2fwd-keepalive/ka-agent/Makefile
/usr/share/dpdk/examples/l2fwd-keepalive/ka-agent/main.c
/usr/share/dpdk/examples/l2fwd-keepalive/main.c
/usr/share/dpdk/examples/l2fwd-keepalive/shm.c
/usr/share/dpdk/examples/l2fwd-keepalive/shm.h
/usr/share/dpdk/examples/l2fwd/Makefile
/usr/share/dpdk/examples/l2fwd/main.c