|Portability||non-portable (unix-specific at the moment)|
|A simple line editor, using the GNU readline library if available,
or a small emulation otherwise.
|Set up the environment so that the terminal passes characters directly
into the Haskell program, for immediate interpretation by the line editor.
|Restore the environment so that the terminal is usable in normal
mode once again.
|Remove the given string from immediately behind (to the left of) the
current cursor position.
|Produced by Haddock version 0.8|