basic_ios::imbue</CODE> or <CODE>basic_streambuf::pubimbue</CODE>.
    <LI><A HREF="../concepts/multi_character.html">Multi-Character:</A> A Filter which provides access to its controlled sequences several characters at a time, <I>via</I> a socket-like interface.
    <LI><A HREF="../concepts/optimally_buffered.html">OptimallyBuffered</A> A Filter or Device which will be fitted with a buffer of custom size if no buffer size is explicitly requested by the user.
    <LI><A HREF="../concepts/peekable.html">Peek