DECLARE_GEOM_CLASS
DECLARE_GEOM_CLASS(g_md_class, g_md);
DECLARE_GEOM_CLASS(nvdimm_spa_g_class, g_spa);
DECLARE_GEOM_CLASS(g_ofwd_class, g_ofwd);
DECLARE_GEOM_CLASS(g_cache_class, g_cache);
DECLARE_GEOM_CLASS(g_concat_class, g_concat);
DECLARE_GEOM_CLASS(g_eli_class, g_eli);
DECLARE_GEOM_CLASS(g_gate_class, g_gate);
DECLARE_GEOM_CLASS(g_ccd_class, g_ccd);
DECLARE_GEOM_CLASS(g_dev_class, g_dev);
DECLARE_GEOM_CLASS(g_disk_class, g_disk);
DECLARE_GEOM_CLASS(g_flashmap_class, g_flashmap);
DECLARE_GEOM_CLASS(g_vfs_class, g_vfs);
DECLARE_GEOM_CLASS(g_journal_class, g_journal);
DECLARE_GEOM_CLASS(g_label_class, g_label);
DECLARE_GEOM_CLASS(g_llvm_class, g_linux_lvm);
DECLARE_GEOM_CLASS(g_mirror_class, g_mirror);
DECLARE_GEOM_CLASS(g_mountver_class, g_mountver);
DECLARE_GEOM_CLASS(g_multipath_class, g_multipath);
DECLARE_GEOM_CLASS(g_nop_class, g_nop);
DECLARE_GEOM_CLASS(g_part_class, g_part);
DECLARE_GEOM_CLASS(g_raid3_class, g_raid3);
DECLARE_GEOM_CLASS(g_shsec_class, g_shsec);
DECLARE_GEOM_CLASS(g_stripe_class, g_stripe);
DECLARE_GEOM_CLASS(g_union_class, g_union);
DECLARE_GEOM_CLASS(g_uzip_class, g_uzip);
DECLARE_GEOM_CLASS(g_virstor_class, g_virstor); /* Let there be light */
DECLARE_GEOM_CLASS(g_zero_class, g_zero);
DECLARE_GEOM_CLASS(g_swap_class, g_class);