rb_class_inherited  669 class.c            rb_class_inherited(super, klass);
rb_class_inherited  741 class.c            rb_class_inherited(super, klass);
rb_class_inherited  874 internal.h     VALUE rb_class_inherited(VALUE, VALUE);
rb_class_inherited 1766 object.c           rb_class_inherited(super, klass);
rb_class_inherited  257 struct.c           rb_class_inherited(klass, nstr);