pop3: use SSL_shutdown(3ssl) if appropriate

This allows us support SSL session caching + reuse in the future.

diff --git a/lib/PublicInbox/POP3.pm b/lib/PublicInbox/POP3.pm
index 6d24b17c6c00aec1e581e533cc6d1fdfab618229..067720696e4c2b0421b3d22930a4988dfcf8bcbe 100644 (file)
--- a/lib/PublicInbox/POP3.pm
+++ b/lib/PublicInbox/POP3.pm
@@ -370,7 +370,7 @@ UPDATE users SET last_seen = ? WHERE user_id = ?
                $self->{pop3d}->unlock_mailbox($self);
        }
        $self->write(\"+OK public-inbox POP3 server signing off\r\n");
-       $self->close;
+       $self->shutdn;
        undef;
 }