UnKill              <Ctrl U> or <Esc><E><U>
    -------------------------------------------------------------------------

    Recovers the last deleted entry from the current file's Kill Buffer.
    Deleted blocks and lines will be inserted immediately before the
    current cursor line and deleted words will be inserted immediately
    before the current cursor position.

    The number of lines saved in the Kill Buffer may be set with the
    configuration program.  Refer to the "General Options" section of
    Chapter 2 for more information.

    The text deleted by the following commands is placed in the Kill Buffer:

          DeleteBlock           <Alt G>
          DelLine               <Alt D>
          DelRtWord             <Ctrl T>
          DelToEol              <F6>