Adds mode to the set of run-loop input modes that the receiver uses for connection requests.
Original signature is '- (void)addRequestMode:(NSString *)mode'
Available in Mac OS X v10.0 and later.


- mode (NSString)
- The mode to add to the receiver.

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