* lib/pstore.rb (PStore#on_windows): fixed typo.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24065 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/pstore.rb

@@ -431,7 +431,7 @@ class PStore
   def on_windows?
     is_windows = RUBY_PLATFORM =~ /mswin/  ||
                  RUBY_PLATFORM =~ /mingw/  ||
-                 RUBY_PLATFORM =~ /bbcwin/ ||
+                 RUBY_PLATFORM =~ /bccwin/ ||
                  RUBY_PLATFORM =~ /wince/
     self.class.__send__(:define_method, :on_windows?) do
       is_windows