66     int inputfd = -1, c, fdn = 0, i,j,fd;  in main()  local
82 		    if (inputfd >= 0)  in main()
83 			    close(inputfd);  in main()
84 		    inputfd = open(optarg,O_RDONLY);  in main()
85 		    if (inputfd < 0)  in main()
101     if (inputfd < 0)  in main()
102 	inputfd = 0;  in main()
151 	    for(j=0;inputfd >= 0 && j<bpt;j+=i) {  in main()
152 		if(!(i = read(inputfd,trackbuf+j,bpt-j))) {  in main()
153 		    close(inputfd);  in main()
154 		    inputfd = -1;  in main()
180 	    for(j=0;inputfd >= 0 && j<bpt;j+=i) {  in main()
181 		if(!(i = read(inputfd,trackbuf+j,bpt-j))) {  in main()
182 		    close(inputfd);  in main()
183 		    inputfd = -1;  in main()