very sorry check miss.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@1260 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/cgi.rb

@@ -424,7 +424,7 @@ status:
       options["type"].concat( options.delete("charset") )
     end
 
-    options.delete("nph") if MOD_RUBY
+    options.delete("nph") if defined?(MOD_RUBY)
     if options.delete("nph") or /IIS/n.match(env_table['SERVER_SOFTWARE'])
       buf.concat( (env_table["SERVER_PROTOCOL"] or "HTTP/1.0")  + " " )
       buf.concat( (HTTP_STATUS[options["status"]] or