===================================================================
RCS file: /cvs/mandoc/roff_validate.c,v
retrieving revision 1.19
retrieving revision 1.20
diff -u -p -r1.19 -r1.20
--- mandoc/roff_validate.c	2020/02/27 01:43:52	1.19
+++ mandoc/roff_validate.c	2020/06/22 19:20:40	1.20
@@ -1,4 +1,4 @@
-/*	$Id: roff_validate.c,v 1.19 2020/02/27 01:43:52 schwarze Exp $ */
+/* $Id: roff_validate.c,v 1.20 2020/06/22 19:20:40 schwarze Exp $ */
 /*
  * Copyright (c) 2010, 2017, 2018, 2020 Ingo Schwarze <schwarze@openbsd.org>
  *
@@ -14,6 +14,8 @@
  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
+#include "config.h"
+
 #include <sys/types.h>
 
 #include <assert.h>