matz	2007-10-31 08:43:26 +0900 (Wed, 31 Oct 2007)

  New Revision: 13794

  Modified files:
    trunk/ChangeLog
    trunk/enum.c
    trunk/version.h

  Log:
    * enum.c (enum_take_while): separate with-block form.
    
    * enum.c (drop_while_i): ditto.
    
    * enum.c (enum_butfirst): abandon butfirst method.  reverted.

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/version.h?r1=13794&r2=13793
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/ChangeLog?r1=13794&r2=13793
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/enum.c?r1=13794&r2=13793