enum System.Reflection.TypeAttributes flags:

   def enum
      NotPublic = 0
      AutoLayout = 0
      AnsiClass = 0
      Class = 0
      Public = 1
      NestedPublic = 2
      NestedPrivate = 3
      NestedFamily = 4
      NestedAssembly = 5
      NestedFamANDAssem = 6
      NestedFamORAssem = 7
      VisibilityMask = 7
      SequentialLayout = 8
      ExplicitLayout = 16
      LayoutMask = 24
      Interface = 32
      ClassSemanticsMask = 32
      Abstract = 128
      Sealed = 256
      SpecialName = 1024
      RTSpecialName = 2048
      Import = 4096
      Serializable = 8192
      WindowsRuntime = 16384
      UnicodeClass = 65536
      AutoClass = 131072
      StringFormatMask = 196608
      CustomFormatClass = 196608
      HasSecurity = 262144
      ReservedMask = 264192
      BeforeFieldInit = 1048576
      CustomFormatMask = 12582912.

end enum.
