===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/mandoc/mdoc.c,v
retrieving revision 1.153
retrieving revision 1.154
diff -c -r1.153 -r1.154
*** src/usr.bin/mandoc/mdoc.c	2017/05/05 15:16:25	1.153
--- src/usr.bin/mandoc/mdoc.c	2017/06/07 20:30:13	1.154
***************
*** 1,4 ****
! /*	$OpenBSD: mdoc.c,v 1.153 2017/05/05 15:16:25 schwarze Exp $ */
  /*
   * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
   * Copyright (c) 2010, 2012-2017 Ingo Schwarze <schwarze@openbsd.org>
--- 1,4 ----
! /*	$OpenBSD: mdoc.c,v 1.154 2017/06/07 20:30:13 schwarze Exp $ */
  /*
   * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
   * Copyright (c) 2010, 2012-2017 Ingo Schwarze <schwarze@openbsd.org>
***************
*** 276,282 ****
  	for (c = buf + offs; c != NULL; c = strchr(c + 1, '.')) {
  		if (c - buf < offs + 2)
  			continue;
! 		if (end - c < 4)
  			break;
  		if (isalpha((unsigned char)c[-2]) &&
  		    isalpha((unsigned char)c[-1]) &&
--- 276,282 ----
  	for (c = buf + offs; c != NULL; c = strchr(c + 1, '.')) {
  		if (c - buf < offs + 2)
  			continue;
! 		if (end - c < 3)
  			break;
  		if (isalpha((unsigned char)c[-2]) &&
  		    isalpha((unsigned char)c[-1]) &&