74 struct sccb {  struct
75 	unsigned char OperationCode;
76 	unsigned char ControlByte;
77 	unsigned char CdbLength;
78 	unsigned char RequestSenseLength;
79 	unsigned long DataLength;
80 	unsigned long DataPointer;
81 	unsigned char CcbRes[2];
82 	unsigned char HostStatus;
83 	unsigned char TargetStatus;
84 	unsigned char TargID;
108 	struct sccb *Sccb_forwardlink;  argument
109 	struct sccb *Sccb_backlink;  argument
110 	unsigned long Sccb_savedATC;
111 	unsigned char Save_Cdb[6];
112 	unsigned char Save_CdbLen;
113 	unsigned char Sccb_XferState;
114 	unsigned long Sccb_SGoffset;