| An unknown "kind" was specified for a link attribute. | |
| Erroneous code example: | |
| ```compile_fail,E0458 | |
| #[link(kind = "wonderful_unicorn")] extern "C" {} | |
| // error: unknown kind: `wonderful_unicorn` | |
| ``` | |
| Please specify a valid "kind" value, from one of the following: | |
| * static | |
| * dylib | |
| * framework | |
| * raw-dylib |