imap_alerts --
This function returns all IMAP alert messages (if any) that have
occurred during this page request or since the alert stack was
reset
Description
array imap_alerts ( void )
This function returns an array of all of the IMAP alert messages
generated since the last imap_alerts() call,
or the beginning of the page. When
imap_alerts() is called, the alert stack is
subsequently cleared. The IMAP specification requires that these
messages be passed to the user.