gpg-key2ps(1) on Linux
The text 28a0518ce0ac, as Debian 8 (Jessie) shipped it.
generates a PS file from a GnuPG keyring
Flags it lists
-
--help -
--paper-size -
--revoked-style -
--show-subkeys -
--version -
-1 -
-h -
-p -
-r -
-s -
-v