fromDisplayNameWithHostName

This option specifies whether the character string given with th option fromDisplayName shall be complemented with the host name put between square brackets if need be.

When due to the fromDisplayName option the sender address is complemented with a display name, then with the parameter value YES the hostname put between square brackets is appended to this display name.

This is especially useful when from several systems a user option file on a shared pubset is used.

fromDisplayNameWithHostName

NO | YES

NO	The hostname put between square brackets is not appended. NO is the default.
YES	The hostname put between square brackets is appended.