# File lib/guard/listeners/darwin.rb, line 32
    def self.usable?(no_vendor = false)
      return false unless RbConfig::CONFIG['target_os'] =~ /darwin(9|1\d)/i

      $LOAD_PATH << File.expand_path('../../../vendor/darwin/lib', __FILE__) unless no_vendor
      require 'rb-fsevent'
      true
    rescue LoadError
      false
    end