| EXAMPLES: | |
| * send.rb, recv.rb: | |
| Demonstrates the use of the messenger APIs for sending and receiving | |
| messages from point to point. | |
| * server.rb, post.rb, fetch.rb: | |
| Demonstrates setting up a mail exchange via the server app and then posting | |
| and fetching messages to specific mailboxes via post and fetch, | |
| respectively. |