native get_info_keybuffer(id, buffer, length);
Buffer to copy keybuffer to
Maximum size of buffer
Retrieves keyvalue buffer from a client or the server.
There are three different types of keyvalue buffers, depending on the
-1 - "local" buffer (various server information and config values)
0 - server buffer (usually contains "*gamedir" only)
>0 - client buffer ("name", "rate" and other client info)
The buffer is formatted as "\key1\value1\key2\value2\...\keyN\valueN"
Number of cells written to buffer
If an invalid entity index is provided or, if the index is a
client index, the client is not connected, an error will be