bpf_map_lookup_batch
ret = bpf_map_lookup_batch(map_fd, init ? &batch : NULL, &batch,
LIBBPF_API int bpf_map_lookup_batch(int fd, void *in_batch, void *out_batch,
err = bpf_map_lookup_batch(map_fd,
err = bpf_map_lookup_batch(map_fd,
err = bpf_map_lookup_batch(map_fd,
: bpf_map_lookup_batch(outer_map_fd,
err = bpf_map_lookup_batch(map_fd, NULL, &batch, keys, values, &count, &batch_opts);
err = bpf_map_lookup_batch(map_fd, NULL, &batch, keys, values_percpu, &count,
err = bpf_map_lookup_batch(map_fd, NULL, &batch, &key, &val, &count, &batch_opts);