#define DS_ADJUST_RESOURCE_INFO _IOWR('d', 2, adjust_t)
#define DS_GET_CONFIGURATION_INFO _IOWR('d', 3, config_info_t)
#define DS_GET_FIRST_TUPLE _IOWR('d', 4, tuple_t)
#define DS_ADJUST_RESOURCE_INFO _IOWR('d', 2, adjust_t)
#define DS_GET_CONFIGURATION_INFO _IOWR('d', 3, config_info_t)
#define DS_GET_FIRST_TUPLE _IOWR('d', 4, tuple_t)