ko1	2018-06-06 17:34:39 +0900 (Wed, 06 Jun 2018)

  New Revision: 63588

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=63588

  Log:
    fix r63587 with temporal patch to pass the tests. please re-fix it.

  Modified files:
    trunk/lib/net/protocol.rb
Index: lib/net/protocol.rb
===================================================================
--- lib/net/protocol.rb	(revision 63587)
+++ lib/net/protocol.rb	(revision 63588)
@@ -245,7 +245,7 @@ module Net # :nodoc: https://github.com/ruby/ruby/blob/trunk/lib/net/protocol.rb#L245
 
     def write0(*strs)
       @debug_output << strs.map(&:dump).join if @debug_output
-      case len = @io.write_nonblock(*strs, exception: false)
+      case len = @io.write_nonblock(strs.join, exception: false)
       when Integer
         orig_len = len
         strs.each_with_index do |str, i|

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