* lib/un.rb (help): change the name of a block parameter to avoid

a warning when the command line option -w of ruby is specified.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52226 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Fri Oct 23 00:49:45 2015  Shugo Maeda  <shugo@ruby-lang.org>
+
+	* lib/un.rb (help): change the name of a block parameter to avoid
+	  a warning when the command line option -w of ruby is specified.
+
 Fri Oct 23 00:22:20 2015  Josef Simanek  <josef.simanek@gmail.com>
 
 	* string.c (rb_str_tr): [DOC] Escape backslash in String#tr

lib/un.rb

@@ -367,7 +367,7 @@ module UN # :nodoc:
       end
     end
     if messages
-      argv.each {|cmd| output << messages[cmd]}
+      argv.each {|arg| output << messages[arg]}
     end
   end
 end