#import @interface DyldClass : NSObject @end @implementation DyldClass @end @interface DyldLinkedClass : NSObject @end @implementation DyldLinkedClass @end extern Class OBJC_CLASS_$_DyldClass; extern Class OBJC_CLASS_$_DyldLinkedClass; Class getLinked1DyldClass() { return (Class)&OBJC_CLASS_$_DyldClass; } Class getLinked1DyldLinkedClass() { return (Class)&OBJC_CLASS_$_DyldLinkedClass; }