71     int inputfd = -1, c, fdn = 0, i,j,fd;  in main()  local
87 		    if (inputfd >= 0)  in main()
88 			    close(inputfd);  in main()
89 		    inputfd = open(optarg,O_RDONLY);  in main()
90 		    if (inputfd < 0)  in main()
106     if (inputfd < 0)  in main()
107 	inputfd = 0;  in main()
159 	    for(j=0;inputfd >= 0 && j<bpt;j+=i) {  in main()
160 		if(!(i = read(inputfd,trackbuf+j,bpt-j))) {  in main()
161 		    close(inputfd);  in main()
162 		    inputfd = -1;  in main()
188 	    for(j=0;inputfd >= 0 && j<bpt;j+=i) {  in main()
189 		if(!(i = read(inputfd,trackbuf+j,bpt-j))) {  in main()
190 		    close(inputfd);  in main()
191 		    inputfd = -1;  in main()