Challenge Response functions

function ChallengeResponseList(const Recipient: WideString; const Flags: WideString): WideString;

function ChallengeResponseAdd(const Recipient: WideString; const Email: WideString; const State: WideString): WordBool;

function ChallengeResponseDelete(const Recipient: WideString; const Email: WideString; const Folder: WideString): WordBool;

function ChallengeResponseAuthorize(const Folder: WideString): WordBool;

function ChallengeResponsePath(const Folder: WideString): WideString;

Challenge response management functions.