filesize -package:basement -is:exact -package:unix-compat -package:btrfs is:exact -package:tar-conduit -package:MissingH -package:http-conduit

Size of the file in bytes. If this file is a symbolic link the size is the length of the pathname it contains.
File size.
Size of the file in bytes. Does not follow symlinks
Get size of a file in the archive.