===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/awk/b.c,v
retrieving revision 1.38
retrieving revision 1.39
diff -u -r1.38 -r1.39
--- src/usr.bin/awk/b.c	2023/09/17 14:49:44	1.38
+++ src/usr.bin/awk/b.c	2023/09/18 19:32:19	1.39
@@ -1,4 +1,4 @@
-/*	$OpenBSD: b.c,v 1.38 2023/09/17 14:49:44 millert Exp $	*/
+/*	$OpenBSD: b.c,v 1.39 2023/09/18 19:32:19 millert Exp $	*/
 /****************************************************************
 Copyright (C) Lucent Technologies 1997
 All Rights Reserved
@@ -834,7 +834,7 @@
 				buf[k++] = (c = getc(f)) != EOF ? c : 0;
 			}
 			c = (uschar)buf[j];
-			if (c < 128)
+			if (c < 128 || awk_mb_cur_max == 1)
 				rune = c;
 			else {
 				j--;