/* Macros: */
                #define RFCOMM_SIGNAL_FC               (1 << 1)
                #define RFCOMM_SIGNAL_RTC              (1 << 2)
                #define RFCOMM_SIGNAL_RTR              (1 << 3)
                #define RFCOMM_SIGNAL_IC               (1 << 6)
                #define RFCOMM_SIGNAL_DV               (1 << 7)
        /* Macros: */
                #define RFCOMM_SIGNAL_FC               (1 << 1)
                #define RFCOMM_SIGNAL_RTC              (1 << 2)
                #define RFCOMM_SIGNAL_RTR              (1 << 3)
                #define RFCOMM_SIGNAL_IC               (1 << 6)
                #define RFCOMM_SIGNAL_DV               (1 << 7)