177     wpng_info.infile = NULL;  in main()
311             if ((wpng_info.infile = fdopen(fileno(stdin), "rb")) == NULL) {  in main()
319                 fclose(wpng_info.infile);  in main()
328     } else if (!(wpng_info.infile = fopen(inname, "rb"))) {  in main()
334         fgets(pnmline, 256, wpng_info.infile);  in main()
347                 fgets(pnmline, 256, wpng_info.infile);  /* lose any comments */  in main()
351                 fgets(pnmline, 256, wpng_info.infile);  /* more comment lines */  in main()
389             fclose(wpng_info.infile);  in main()
390             wpng_info.infile = NULL;  in main()
717         bytes = fread(wpng_info.image_data, 1, image_bytes, wpng_info.infile);  in main()
744             bytes = fread(wpng_info.image_data, 1, rowbytes, wpng_info.infile);  in main()
814     if (wpng_info.infile) {  in wpng_cleanup()
815         fclose(wpng_info.infile);  in wpng_cleanup()
816         wpng_info.infile = NULL;  in wpng_cleanup()