#define FO_STRIPPATH (1<<25) /* Check for stripping path */
#define FO_HONOR_NODUMP (1<<26) /* honor NODUMP flag */
#define FO_XATTR (1<<27) /* Backup Extended Attributes */
+#define FO_DELTA (1<<28) /* Do delta on file */
struct s_included_file {
struct s_included_file *next;
int32_t object_index; /* Object index */
int32_t object_len; /* Object length */
int32_t object_compression; /* Type of compression for object */
+ uint32_t delta_seq; /* Delta sequence number */
struct f_link *linked; /* Set if this file is hard linked */
int type; /* FT_ type from above */
int ff_errno; /* errno */