+ (BOOL)instancesRespondTo:(SEL)aSel
{
- return class_get_instance_method(self, aSel)!=METHOD_NULL;
+ return class_get_instance_method(self, aSel) != (Method_t)0;
}
- (BOOL)respondsTo:(SEL)aSel
{
return ((object_is_instance(self)
?class_get_instance_method(self->isa, aSel)
- :class_get_class_method(self->isa, aSel))!=METHOD_NULL);
+ :class_get_class_method(self->isa, aSel)) != (Method_t)0);
}
+ (IMP)instanceMethodFor:(SEL)aSel