rb_singleton_class_clone  106 class.c        	RBASIC(clone)->klass = rb_singleton_class_clone(orig);
rb_singleton_class_clone  158 class.c        	    RBASIC(clone)->klass = rb_singleton_class_clone(klass);
rb_singleton_class_clone  147 include/ruby/intern.h VALUE rb_singleton_class_clone(VALUE);
rb_singleton_class_clone  509 include/ruby/ruby.h     OBJSETUP(clone,rb_singleton_class_clone((VALUE)obj),RBASIC(obj)->flags);\
rb_singleton_class_clone  235 object.c           RBASIC(clone)->klass = rb_singleton_class_clone(obj);