This function configures the CCL query parser for a server with definitions of access points (CCL qualifiers) and their mapping to RPN.
To map a specific CCL query to RPN afterwards call the yaz_ccl_parse() function.
The connection resource returned by yaz_connect().
An array of configuration. Each key of the array is the name of a CCL field and the corresponding value holds a string that specifies a mapping to RPN.
The mapping is a sequence of attribute-type, attribute-value pairs. Attribute-type and attribute-value is separated by an equal sign (=). Each pair is separated by white space.
Additional information can be found on the CCL page.