72 	FILE *fi;  in main()  local
234 			fi = stdin;  in main()
240 			if ((fi = fopen(*argv, "r")) == NULL) {  in main()
254 		if (fstat(fileno(fi), &source) < 0) {  in main()
278 			if (fclose(fi) != 0)  in main()
293 			estatus = vncat(fi);  in main()
295 			estatus = cat(fi, &source, &target,  in main()
296 			    fi != stdin ? *argv : "standard input");  in main()
305 		if (fi != stdin) {  in main()
306 			if (fclose(fi) != 0)  in main()
329 cat(FILE *fi, struct stat *statp, struct stat *outp, char *filenm)  in cat()  argument
341 	fi_desc = fileno(fi);  in cat()
502 vncat(fi)  in vncat()  argument
503 	FILE *fi;  in vncat()
519 			if ((len = fread(p1, 1, BUFSIZ, fi)) <= 0)
588 			if ((len = fread(p2, 1, BUFSIZ - n, fi)) > 0)