* file.c (rb_file_flock): do not trap EINTR.
* missing/flock.c (flock): returns the value from lockf(2)
directly.
* eval.c (ev_const_defined): should ignore toplevel cbase (Object).
* eval.c (ev_const_get): ditto.
* ext/md5/md5.h: replace by independent md5 implementation
contributed by L. Peter Deutsch (thanks).
* ext/md5/md5init.c: adopted to Deutsch's md5 implementation.
* pack.c (pack_unpack): string from P/p should be tainted.
* ext/curses/curses.c: curses on Mac OS X public beta does not
have _maxx etc.
* marshal.c (w_object): should truncate trailing zero short for
bignums.
* object.c (sym_intern): new method.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@1281 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
based on ruby_frame->iter altered by PUSH_ITER().
* eval.c (rb_thread_fd_close): should save current context before
raising exception.
* io.c (set_stdin): preserve original stdin.
* io.c (set_outfile): preserve original stdout/stderr.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@1219 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
