(PHP 4, PHP 5, PHP 7) Alias of

(PHP 4 >= 4.0.5, PECL vpopmail >= 0.2) Add alias to an existing virtual domain

(PHP 4, PHP 5, PHP 7) Sets flags on messages

(PHP 4, PHP 5, PHP 7) Rename an old mailbox to new mailbox

(PHP 4, PHP 5, PHP 7) Decode BASE64 encoded text

(PECL mailparse >= 0.9.0) Incrementally parse data into buffer

(PHP 4, PHP 5, PHP 7) Returns all of the IMAP errors that have occurred

(PHP 4 >= 4.0.5, PECL vpopmail >= 0.2) Get text message for last vpopmail error

(PECL mailparse >= 0.9.0) Gets the best way of encoding

(PHP 4 >= 4.1.0, PECL cyrus 1.0) Connect to a Cyrus IMAP server