# File lib/guid.rb, line 29
29:     def lastErrorMessage
30:       code = GetLastError.call
31:       msg = "\0" * 1024
32:       len = FormatMessageA.call(FORMAT_MESSAGE_IGNORE_INSERTS +
33:                                 FORMAT_MESSAGE_FROM_SYSTEM, 0,
34:                                 code, 0, msg, 1024, nil, nil,
35:                                 nil, nil, nil, nil, nil, nil)
36:       msg[0, len].tr("\r", '').chomp
37:     end