===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/tmux/tty-keys.c,v
retrieving revision 1.144
retrieving revision 1.145
diff -c -r1.144 -r1.145
*** src/usr.bin/tmux/tty-keys.c	2021/04/07 15:46:12	1.144
--- src/usr.bin/tmux/tty-keys.c	2021/04/13 05:23:34	1.145
***************
*** 1,4 ****
! /* $OpenBSD: tty-keys.c,v 1.144 2021/04/07 15:46:12 nicm Exp $ */
  
  /*
   * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
--- 1,4 ----
! /* $OpenBSD: tty-keys.c,v 1.145 2021/04/13 05:23:34 nicm Exp $ */
  
  /*
   * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
***************
*** 953,963 ****
  	 * Don't allow both KEYC_CTRL and as an implied modifier. Also convert
  	 * C-X into C-x and so on.
  	 */
! 	if (nkey & KEYC_CTRL){
  		onlykey = (nkey & KEYC_MASK_KEY);
! 		if (onlykey < 32)
! 			onlykey = (nkey & ~KEYC_CTRL);
! 		else {
  			if (onlykey >= 97 && onlykey <= 122)
  				onlykey -= 96;
  			else if (onlykey >= 64 && onlykey <= 95)
--- 953,966 ----
  	 * Don't allow both KEYC_CTRL and as an implied modifier. Also convert
  	 * C-X into C-x and so on.
  	 */
! 	if (nkey & KEYC_CTRL) {
  		onlykey = (nkey & KEYC_MASK_KEY);
! 		if (onlykey < 32) {
! 			if (onlykey != 9)
! 				onlykey = (nkey & ~KEYC_CTRL);
! 			else
! 				onlykey = (9|KEYC_CTRL);
! 		} else {
  			if (onlykey >= 97 && onlykey <= 122)
  				onlykey -= 96;
  			else if (onlykey >= 64 && onlykey <= 95)