Symbol: get_zfs_root
usr/src/lib/libgrubmgmt/common/libgrub_fs.c
253
if (get_zfs_root(zfh, &menu->gm_fs, &barg->gb_root) != 0 ||
usr/src/lib/libgrubmgmt/common/libgrub_fs.c
480
if (get_zfs_root(zfh, fs, root))