declare namespace ObjC{
   namespace classes{
      
       export class NSMethodSignature extends NSObject{ 
            static	signatureWithObjCTypes_(types:NativePointer|NativePointer):NSMethodSignature;
            	getArgumentTypeAtIndex_(idx:number|NativePointer):NativePointer;
            	isOneway():number;
            	numberOfArguments():number;
            	frameLength():number;
            	methodReturnType():NativePointer;
            	methodReturnLength():number;
       }
    }
}