Symbol: zfs_parent_name
usr/src/lib/libzfs/common/libzfs.h
773
extern int zfs_parent_name(zfs_handle_t *, char *, size_t);
usr/src/lib/libzfs/common/libzfs_crypto.c
1575
ret = zfs_parent_name(zhp, parent_name, sizeof (parent_name));