!	 $eterna: backward_history,v 1.7 2018/06/10 08:17:38 mrg Exp $
!
! Copyright (c) 1990-2018  Michael Sandrof, Troy Rollo, Matthew Green,
! and other ircII contributors.
!
! All rights reserved.  See the HELP IRCII COPYRIGHT file for more
! information.
!
Usage: BIND <key> BACKWARD_HISTORY
  Replaces the contents of the input buffer with the previous
  command in the command history buffer.  The command history
  buffer is a circular buffer that wraps at the end.