1. dpdk built with meson generates rte_build_config.h rather than rte_config.h.
2. dpdk configured with libbsd requires that dependents link with libbsd.

--- a/lib/env_dpdk/env.mk
+++ b/lib/env_dpdk/env.mk
@@ -140,6 +140,9 @@ endif
 
-ifneq (,$(wildcard $(DPDK_INC_DIR)/rte_config.h))
-ifneq (,$(shell grep -e "define RTE_LIBRTE_VHOST_NUMA 1" -e "define RTE_EAL_NUMA_AWARE_HUGEPAGES 1" $(DPDK_INC_DIR)/rte_config.h))
+ifneq (,$(wildcard $(DPDK_INC_DIR)/rte_build_config.h))
+ifneq (,$(shell grep -e "define RTE_LIBRTE_VHOST_NUMA 1" -e "define RTE_EAL_NUMA_AWARE_HUGEPAGES 1" $(DPDK_INC_DIR)/rte_build_config.h))
 ENV_LINKER_ARGS += -lnuma
 endif
+ifneq (,$(shell grep -e "define RTE_USE_LIBBSD 1" $(DPDK_INC_DIR)/rte_build_config.h))
+ENV_LINKER_ARGS += -lbsd
+endif
 endif