3 files changed, 4 insertions, 4 deletions
diff --git a/railties/lib/rails/commands/console.rb b/railties/lib/rails/commands/console.rb
index 35a815a34f..5d37a2b699 100644
--- a/railties/lib/rails/commands/console.rb
+++ b/railties/lib/rails/commands/console.rb
@@ -79,7 +79,7 @@ module Rails
       end
 
       if defined?(console::ExtendCommandBundle)
-        console::ExtendCommandBundle.send :include, Rails::ConsoleMethods
+        console::ExtendCommandBundle.include(Rails::ConsoleMethods)
       end
       console.start
     end
diff --git a/railties/lib/rails/commands/dbconsole.rb b/railties/lib/rails/commands/dbconsole.rb
index 0d8b3de0eb..5175e31f14 100644
--- a/railties/lib/rails/commands/dbconsole.rb
+++ b/railties/lib/rails/commands/dbconsole.rb
@@ -1,7 +1,6 @@
 require 'erb'
 require 'yaml'
 require 'optparse'
-require 'rbconfig'
 
 module Rails
   class DBConsole
@@ -172,7 +171,9 @@ module Rails
       commands = Array(commands)
 
       dirs_on_path = ENV['PATH'].to_s.split(File::PATH_SEPARATOR)
-      commands += commands.map{|cmd| "#{cmd}.exe"} if RbConfig::CONFIG['host_os'] =~ /mswin|mingw/
+      unless (ext = RbConfig::CONFIG['EXEEXT']).empty?
+        commands = commands.map{|cmd| "#{cmd}#{ext}"}
+      end
 
       full_path_command = nil
       found = commands.detect do |cmd|
diff --git a/railties/lib/rails/commands/runner.rb b/railties/lib/rails/commands/runner.rb
index 3a71f8d3f8..86bce9b2fe 100644
--- a/railties/lib/rails/commands/runner.rb
+++ b/railties/lib/rails/commands/runner.rb
@@ -1,5 +1,4 @@
 require 'optparse'
-require 'rbconfig'
 
 options = { environment: (ENV['RAILS_ENV'] || ENV['RACK_ENV'] || "development").dup }
 code_or_file = nil