! Copyright (c) 1990-1997  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> BACKSPACE
  The BACKSPACE function deletes the character to the left of the
  cursor and moves the cursor one space to the left.  If the
  cursor is at the first position in the input line, BACKSPACE
  has no effect.
