Returns a Boolean value indicating whether document data of the specified type is a native type—one the receiver can both read and write.
Original signature is '+ (BOOL)isNativeType:(NSString *)aType'
Available in Mac OS X v10.0 and later.


- aType (NSString)
- The string that identifies the document type to test.

YES if the document type is a native type; otherwise, NO.

- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)