Making use of experimental libisofs calls _rrip_version_1_10() _dir_rec_mtime()

libisoburn/isoburn.h

@@ -362,6 +362,19 @@ struct isoburn_imgen_opts {
      */
     unsigned int always_gmt :1;
 
+    /**
+     * Write Rock Ridge info as of specification RRIP-1.10 rather than
+     * RRIP-1.12: signature "RRIP_1991A" rather than "IEEE_1282",
+     *            field PX without file serial number
+     */
+    unsigned int rrip_version_1_10 :1;
+
+    /**
+     * Store as ECMA-119 Directory Record timestamp the mtime
+     * of the source rather than the image creation time.
+     */
+    unsigned int dir_rec_mtime :1;
+
     unsigned int sort_files:1;
                 /**< If files should be sorted based on their weight. */