tcsh-6.19.00-013-VImode-variable-provided.patch added
    
      > Fix the word boundary handling of vi-eword...
      > Provide shell variable $vimode to control VImode.
      > If VImode=1, use "_" as the default for $wordchars, to match vi's default.
      > Modify c_to_class() to use isword().
      > rename e_capitolcase ->e_capitalcase (Luke Mewburn)
      > Fix e_capitolcase to e_capitalcase