* mkconfig.rb: generate RbConfig instead of Config.
* instruby.rb, rubytest.rb, runruby.rb, bcc32/Makefile.sub,
ext/extmk.rb, ext/dl/extconf.rb, ext/iconv/charset_alias.rb,
lib/mkmf.rb, lib/rdoc/ri/ri_paths.rb,
lib/webrick/httpservlet/cgihandler.rb,
test/dbm/test_dbm.rb, test/gdbm/test_gdbm.rb,
test/ruby/envutil.rb, test/soap/calc/test_calc_cgi.rb,
test/soap/header/test_authheader_cgi.rb, test/soap/ssl/test_ssl.rb,
win32/mkexports.rb, win32/resource.rb: Use RbConfig instead of
Config.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@9970 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
04946de81b