a builtin.
* ext/openssl/lib/openssl/buffering.rb (Buffering#close): ditto.
* ext/openssl/lib/openssl/buffering.rb (Buffering#puts): should
add a return to the tails of each line.
* ext/openssl/lib/openssl/ssl.rb: new class OpenSSL::SSL::SSLServer.
* ext/openssl/lib/net/protocols.rb (SSLIO#ssl_connect): use sync_close.
* ext/openssl/sample/echo_svr.rb: use SSLServer.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@4407 b2dd03c8-39d4-4d8f-98ff-823fe69b080e