c: Copyright (C) 1998 - 2022, Daniel Stenberg, <daniel@haxx.se>, et al.
SPDX-License-Identifier: curl
Long: mail-rcpt
Arg: <address>
Help: Mail to this address
Protocols: SMTP
Added: 7.20.0
Category: smtp
Example: --mail-rcpt user@example.net smtp://example.com
See-also: mail-rcpt-allowfails
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Specify a single email address, user name or mailing list name. Repeat this
option several times to send to multiple recipients.

When performing an address verification (VRFY command), the recipient should be
specified as the user name or user name and domain (as per Section 3.5 of
RFC5321). (Added in 7.34.0)

When performing a mailing list expand (EXPN command), the recipient should be
specified using the mailing list name, such as "Friends" or "London-Office".
(Added in 7.34.0)