The constants below are defined by this extension, and will only be available when the extension has either been compiled into PHP or dynamically loaded at runtime.
| Constant | Value | Description | 
|---|---|---|
| GOPHER_DOCUMENT | 0 | Standard text/plain document. | 
| GOPHER_DIRECTORY | 1 | A resource containing a gopher formatted directory listing. | 
| GOPHER_BINHEX | 4 | A BinHex encoded binary file. | 
| GOPHER_DOSBINARY | 5 | A DOS formatted binary archive. | 
| GOPHER_UUENCODED | 6 | A UUEncoded file. | 
| GOPHER_BINARY | 9 | A generic binary file. | 
| GOPHER_INFO | 255 | An Informational entry | 
| GOPHER_HTTP | 254 | A reference to an HTTP resource. | 
| GOPHER_UNKNOWN | -1 | An unrecognized entry. |