GetString reads a string value from the parsed config file and return it (or if it is missing then return the default value passed in d)

CheckUnread checks to see if any of the parameters in the file have not been read and returns a string containing those that have not been read.

ReadConfigFile reads an entire config file and return a Config structure that can be used to extract single values.

makeFile creates a file with the given contents, returns the file name. Returns an empty string on error.

GetUint reads an unsigned integer from the parsed config file and return it (or if it is missing then return the default value passed in d)