@class NSLock, NSMutableArray; @interface IMDInvocationForwarder : NSObject @property (retain, nonatomic) NSMutableArray *_targets; @property (retain, nonatomic) NSLock *_lock; - (void)forwardInvocation:(id)a0; - (void)dealloc; - (id)initWithTargets:(id)a0; - (void)addTarget:(id)a0; - (id)methodSignatureForSelector:(SEL)a0; - (BOOL)respondsToSelector:(SEL)a0; - (void)removeTarget:(id)a0; @end