$imap->Peek(1); # don't mark mails as \Seen automatically

my @unseen = reverse sort $imap->search_unseen;
for my $i (@unseen) {
  my $msg = join '', @{$imap->get($i)};
  unless (fork) {
    if (&process (Email::MIME->new (\$msg)) eq "notouch") {
      $imap->unsee ($i);
      exit;
    }
  }
}