===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/mandoc/dbm.c,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -r1.3 -r1.4
--- src/usr.bin/mandoc/dbm.c	2016/10/18 22:26:20	1.3
+++ src/usr.bin/mandoc/dbm.c	2018/11/04 05:32:42	1.4
@@ -1,4 +1,4 @@
-/*	$OpenBSD: dbm.c,v 1.3 2016/10/18 22:26:20 schwarze Exp $ */
+/*	$OpenBSD: dbm.c,v 1.4 2018/11/04 05:32:42 bluhm Exp $ */
 /*
  * Copyright (c) 2016 Ingo Schwarze <schwarze@openbsd.org>
  *
@@ -141,17 +141,17 @@
 	assert(ip < npages);
 	res.name = dbm_get(pages[ip].name);
 	if (res.name == NULL)
-		res.name = "(NULL)";
+		res.name = "(NULL)\0";
 	res.sect = dbm_get(pages[ip].sect);
 	if (res.sect == NULL)
-		res.sect = "(NULL)";
+		res.sect = "(NULL)\0";
 	res.arch = pages[ip].arch ? dbm_get(pages[ip].arch) : NULL;
 	res.desc = dbm_get(pages[ip].desc);
 	if (res.desc == NULL)
 		res.desc = "(NULL)";
 	res.file = dbm_get(pages[ip].file);
 	if (res.file == NULL)
-		res.file = " (NULL)";
+		res.file = " (NULL)\0";
 	res.addr = dbm_addr(pages + ip);
 	return &res;
 }