define external counter function SQLGetInfo
     (  read-only SQL_handle_type ConnectionHandle,
        value counter InfoType,
        read-only SQL_vector_type InfoValue,
        value counter BufferLength,
        modifiable counter StringLength )

Returns general information about the driver and data source associated with a connection.

Input arguments:

• ConnectionHandle.
• InfoType. The type of information.
• InfoValue. The returned information.
• BufferLength. The maximum length of InfoValue.

Output argument:

• StringLength. The returned length of InfoValue.