if (handler_type == type) {
Data_Get_Struct (handler, RbEventHandler, h);
res = rb_funcall (h->callback, rb_intern ("call"), 1, obj);
if (handler_type == type) {
Data_Get_Struct (handler, RbEventHandler, h);
res = rb_funcall (h->callback, rb_intern ("call"), 1, obj);