fix previous change.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@5027 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,4 +1,4 @@
-Tue Nov 25 18:56:06 2003  Tanaka Akira  <akr@m17n.org>
+Tue Nov 25 19:04:23 2003  Tanaka Akira  <akr@m17n.org>
 
 	* lib/open-uri.rb (URI::Generic#find_proxy): ENV case sensitivity test
 	  refined.

lib/open-uri.rb

@@ -463,7 +463,7 @@ module URI
         when 0 # no proxy setting anyway.
           proxy_uri = nil
         when 1
-          k, v = pairs[0]
+          k, v = pairs.shift
           if k == 'http_proxy' && ENV[k.upcase] == nil
             # http_proxy is safe to use becase ENV is case sensitive.
             proxy_uri = ENV[name]