Send-Sms-Message names a function, with lambda list (&KEY FROM TO BODY UUID):
Send the SMS message from FROM to TO with body BODY. On success or error, reference UUID.
If online, both FROM and TO will receive notifications.
FROM and TO may be Toot designators, or TO may be a list of Toot designators.
See TOOTSVILLE INFINITY-SEND-MAIL-MESSAGE.
Defined in file src/sms.lisp.