# File lib/rake.rb, line 2366
2366:     def system_dir
2367:       @system_dir ||=
2368:         begin
2369:           if ENV['RAKE_SYSTEM']
2370:             ENV['RAKE_SYSTEM']
2371:           elsif Win32.windows?
2372:             Win32.win32_system_dir
2373:           else
2374:             standard_system_dir
2375:           end
2376:         end
2377:     end