akr	2007-06-15 22:38:32 +0900 (Fri, 15 Jun 2007)

  New Revision: 12554

  Modified files:
    trunk/ChangeLog
    trunk/signal.c

  Log:
    * signal.c (default_handler): func argument removed.
      (trap_handler): support SYSTEM_DEFAULT.  call default_handler
      internally.
      (sig_trap): don't call default_handler.


  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/ChangeLog?r1=12554&r2=12553
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/signal.c?r1=12554&r2=12553