email-print-mime-structure(1) on Linux
The text ece4742c2a73, as Debian 12 (Bookworm) shipped it.
display a tree-like view of the MIME structure of an e-mail
Flags it lists
-
--cmskey -
--help -
--no-use-gpg-agent -
--pgpkey -
--use-gpg-agent -
-h