| [def __foo__ Foo:__FILENAME__] | |
| __foo__ | |
| [?__defined__ | |
| Defined conditional phrase. | |
| [template defined_template Defined template:__FILENAME__] | |
| [def __defined_macro__ Defined macro:__FILENAME__] | |
| ] | |
| [?__not_defined__ | |
| Not defined conditional phrase. | |
| [template not_defined_template Not defined template:__FILENAME__] | |
| [def __not_defined_macro__ Not defined macro:__FILENAME__] | |
| ] |