cyrus-idled(8) on Linux
The text a8317e2b4736, as Debian 10 (Buster) shipped it.
Cyrus IMAP documentation Provide near real-time updates for IMAP IDLE
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The text a8317e2b4736, as Debian 10 (Buster) shipped it.
Cyrus IMAP documentation Provide near real-time updates for IMAP IDLE
-C