| Value | Meaning |
|---|---|
| EAI_BADFLAGS3 | Invalid value for `ai_flags' field. |
| EAI_NONAME8 | NAME or SERVICE is unknown. |
| EAI_AGAIN2 | Temporary failure in name resolution. |
| EAI_FAIL4 | Non-recoverable failure in name res. |
| EAI_NODATA7 | No address associated with NAME. |
| EAI_FAMILY5 | `ai_family' not supported. |
| EAI_SOCKTYPE10 | `ai_socktype' not supported. |
| EAI_SERVICE9 | SERVICE not supported for `ai_socktype'. |
| EAI_MEMORY6 | Memory allocation failure. |