the prototype object for all "normal" objects
This is one of the three Funky root objects.
| std_types::undefined | the undefined object |
| std_types::error | the prototype object for all error objects |
| std::is_a_boolean | obvious |
| std::is_a_character | by default, an object is not a character |
| std::is_a_file_descriptor | objects aren't file descriptors per default |
| std::is_a_generic_list | obvious |
| std::is_a_list | obvious |
| std::is_a_number | obvious |
| std::is_a_sequence | obvious |
| std::is_a_string | by default, objects are not strings |
| std::is_a_unique_item | obvious |
| std::is_an_array | obvious |
| std::is_an_error | objects are not errors by default |
| std::is_an_integer | obvious |
| std::is_an_octet_string | by default, objects are not octet strings |
| std::is_defined | true for all objects that are not |
| std::is_undefined | false for all objects that are not |
| std::default_value | returns its first arguments |
| std::is_a_process_id | objects aren't process ids per default |