+ (id) nativeStringWithString:(OBString *)string
+ (id) nativeStringWithString:(OBString *)string nativeEncoding:(ULONG)mibenum

Assumes given encoding as native (to which the string will be converted)

- (ULONG) encoding

Returns the system encoding set at the time of object's creation

- (const char *) nativeCString

Returns a string encoded with the current system codepage!

- (ULONG) nativeLength

Length of the native string