* lib/*.rb: Remove unused variable warnings.

  Patch by Run Paint [ruby-core:30991]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29726 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

3 files changed, 5 insertions, 5 deletions

diff --git a/lib/drb/ssl.rb b/lib/drb/ssl.rb
index 08f97f4bc6..2abed5dce7 100644
--- a/lib/drb/ssl.rb
+++ b/lib/drb/ssl.rb
@@ -122,7 +122,7 @@ module DRb
     end
 
     def self.open(uri, config)
-      host, port, option = parse_uri(uri)
+      host, port, = parse_uri(uri)
       host.untaint
       port.untaint
       soc = TCPSocket.open(host, port)
@@ -134,7 +134,7 @@ module DRb
 
     def self.open_server(uri, config)
       uri = 'drbssl://:0' unless uri
-      host, port, opt = parse_uri(uri)
+      host, port, = parse_uri(uri)
       if host.size == 0
         host = getservername
         soc = open_server_inaddr_any(host, port)
diff --git a/lib/drb/timeridconv.rb b/lib/drb/timeridconv.rb
index 6d8935b1ef..7a4a097ba8 100644
--- a/lib/drb/timeridconv.rb
+++ b/lib/drb/timeridconv.rb
@@ -64,7 +64,7 @@ module DRb
       def keeper
 	Thread.new do
 	  loop do
-	    size = alternate
+	    alternate
 	    sleep(@timeout)
 	  end
 	end
diff --git a/lib/drb/unix.rb b/lib/drb/unix.rb
index ebecc22901..a377dd995e 100644
--- a/lib/drb/unix.rb
+++ b/lib/drb/unix.rb
@@ -19,14 +19,14 @@ module DRb
     end
 
     def self.open(uri, config)
-      filename, option = parse_uri(uri)
+      filename, = parse_uri(uri)
       filename.untaint
       soc = UNIXSocket.open(filename)
       self.new(uri, soc, config)
     end
 
     def self.open_server(uri, config)
-      filename, option = parse_uri(uri)
+      filename, = parse_uri(uri)
       if filename.size == 0
 	soc = temp_server
         filename = soc.path