сам gk.h (начиная с 85-ой строки):

        virtual BOOL InitHandlers(const PArgList &args);
        /** factory for the static toolkit; Called after #InitHandlers#.  */
        virtual BOOL InitToolkit(const PArgList &args);
        /** factory for the static Config in Toolkit; Called after #InitToolkit# */
        virtual BOOL InitConfig(const PArgList &args);
        /** initiates logging and tracing; Called after #InitConfig# */
        virtual BOOL InitLogging(const PArgList &args);
        /** print the available command-line-options **/
        void PrintOpts(void);
        /** Set a new user and group (ownership) for the GK process.
                The group that will be set is the user's default group.
        */
        virtual bool SetUserAndGroup(const PString &username);
        //@}