+typedef void (*event_port_setup_cb)(struct l2fwd_resources *rsrc);
+typedef void (*event_queue_setup_cb)(struct l2fwd_resources *rsrc,
+ uint32_t event_queue_cfg);
+typedef void (*adapter_setup_cb)(struct l2fwd_resources *rsrc);
+typedef void (*event_loop_cb)(struct l2fwd_resources *rsrc);