- use STD*_FILENO some more. No object-code changes

miscutils/hdparm.c

@@ -1924,7 +1924,7 @@ static void identify_from_stdin(void)
 	unsigned char *b = (unsigned char *)buf;
 	int i;
 
-	xread(0, buf, 1280);
+	xread(STDIN_FILENO, buf, 1280);
 
 	// Convert the newline-separated hex data into an identify block.
 

miscutils/less.c

@@ -273,7 +273,7 @@ static void read_lines(void)
 			/* if no unprocessed chars left, eat more */
 			if (readpos >= readeof) {
 				ndelay_on(0);
-				eof_error = safe_read(0, readbuf, sizeof(readbuf));
+				eof_error = safe_read(STDIN_FILENO, readbuf, sizeof(readbuf));
 				ndelay_off(0);
 				readpos = 0;
 				readeof = eof_error;