+
+/* exerpt from "sg_err.h" */
+#define SCSI_CHECK_CONDITION 0x2
+#define SCSI_COMMAND_TERMINATED 0x22
+#define SG_ERR_DRIVER_SENSE 0x08
+
+/* exerpt from "scsi.h" */
+#define RECOVERED_ERROR 0x01
+#define SCSI_IOCTL_GET_IDLUN 0x5382
+#define SCSI_IOCTL_GET_BUS_NUMBER 0x5386