===================================================================
RCS file: /cvs/mandoc/roff.c,v
retrieving revision 1.187
retrieving revision 1.188
diff -u -p -r1.187 -r1.188
--- mandoc/roff.c	2013/12/15 21:23:52	1.187
+++ mandoc/roff.c	2013/12/25 00:50:05	1.188
@@ -1,4 +1,4 @@
-/*	$Id: roff.c,v 1.187 2013/12/15 21:23:52 schwarze Exp $ */
+/*	$Id: roff.c,v 1.188 2013/12/25 00:50:05 schwarze Exp $ */
 /*
  * Copyright (c) 2010, 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2010, 2011, 2012, 2013 Ingo Schwarze <schwarze@openbsd.org>
@@ -1733,7 +1733,7 @@ roff_userdef(ROFF_ARGS)
 
 	/*
 	 * Collect pointers to macro argument strings
-	 * and null-terminate them.
+	 * and NUL-terminate them.
 	 */
 	cp = *bufp + pos;
 	for (i = 0; i < 9; i++)