rust-sum(1) on Linux
The text a1990198fdaf, as Debian 13 (Trixie) shipped it. The page shows this text now.
Checksum and count the blocks in a file. With no FILE, or when FILE is -, read standard input.
Flags it lists
-
--help -
--sysv -
--version -
-V -
-h -
-r -
-s