bpf_copy_insn_array_uniq
int bpf_copy_insn_array_uniq(struct bpf_map *map, u32 start, u32 end, u32 *off);
n = bpf_copy_insn_array_uniq(map, 0, map->max_entries - 1, jt->items);
n = bpf_copy_insn_array_uniq(map, min_index, max_index, env->gotox_tmp_buf->items);