merges r24912 from trunk into ruby_1_9_1.

--
* lib/net/http.rb (fetch): Handle properly default values; a patch by Arthur Schreiber [ruby-core:18308]

git-svn-id: http://svn.ruby-lang.org/repos/ruby/branches/ruby_1_9_1@25620 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/net/http.rb b/lib/net/http.rb
index 8fb08870e..efc47c000 100644
--- a/lib/net/http.rb
+++ b/lib/net/http.rb
@@ -1294,7 +1294,7 @@ module Net   #:nodoc:
     # See Hash#fetch
     def fetch(key, *args, &block)   #:yield: +key+
       a = @header.fetch(key.downcase, *args, &block)
-      a.join(', ')
+      a.kind_of?(Array) ? a.join(', ') : a
     end
 
     # Iterates for each header names and values.