+ int start = 0, chapter_every_n_sec = 0;
+
+ int opt = getopt(ac, av, "c:");
+ if (opt == 'c') {
+ chapter_every_n_sec = atoi(optarg); start = 4;
+ path = av[3]; printf("Chapter interval: %i \n", chapter_every_n_sec );}
+ else
+ start = 2;
+ if( mkbdmv(path) ) return 1;
+ for( int ii=start; ii<ac; ++ii ) {