requiring that modified versions of such material be marked in
    reasonable ways as different from the original version; or

    d) Limiting the use for publicity purposes of names of licensors or
    authors of the material; or

    e) Declining to grant rights under trademark law for use of some
    trade names, trademarks, or service marks; or

pkg reflect, method (Value) IsValid() bool
pkg reflect, method (Value) Kind() Kind
pkg reflect, method (Value) Len() int
pkg reflect, method (Value) MapIndex(Value) Value
pkg reflect, method (Value) MapKeys() []Value
pkg reflect, method (Value) Method(int) Value
pkg reflect, method (Value) MethodByName(string) Value
pkg reflect, method (Value) NumField() int
pkg reflect, method (Value) NumMethod() int