===================================================================
RCS file: /cvs/mandoc/read.c,v
retrieving revision 1.68
retrieving revision 1.69
diff -u -p -r1.68 -r1.69
--- mandoc/read.c	2014/07/07 21:36:20	1.68
+++ mandoc/read.c	2014/07/09 11:31:43	1.69
@@ -1,4 +1,4 @@
-/*	$Id: read.c,v 1.68 2014/07/07 21:36:20 schwarze Exp $ */
+/*	$Id: read.c,v 1.69 2014/07/09 11:31:43 schwarze Exp $ */
 /*
  * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2010-2014 Ingo Schwarze <schwarze@openbsd.org>
@@ -65,7 +65,7 @@ struct	mparse {
 	mandocmsg	  mmsg; /* warning/error message handler */
 	const char	 *file;
 	struct buf	 *secondary;
-	char		 *defos; /* default operating system */
+	const char	 *defos; /* default operating system */
 };
 
 static	void	  resize_buf(struct buf *, size_t);
@@ -781,7 +781,7 @@ out:
 
 struct mparse *
 mparse_alloc(int options, enum mandoclevel wlevel,
-		mandocmsg mmsg, char *defos)
+		mandocmsg mmsg, const char *defos)
 {
 	struct mparse	*curp;