let the "make groff" maintainer target show groff warnings

diff --git a/regress/usr.bin/mandoc/Makefile.inc b/regress/usr.bin/mandoc/Makefile.inc
index 34454a0..4041fd3 100644 (file)
--- a/regress/usr.bin/mandoc/Makefile.inc
+++ b/regress/usr.bin/mandoc/Makefile.inc
@@ -1,4 +1,4 @@
-# $OpenBSD: Makefile.inc,v 1.18 2014/11/07 00:40:27 schwarze Exp $
+# $OpenBSD: Makefile.inc,v 1.19 2014/12/30 08:52:55 schwarze Exp $
 
 .include "Makefile.sub"
 
@@ -188,7 +188,7 @@ NROFF        = /usr/local/bin/nroff -c
 .ifdef MOPTS
 NOPTS  ?= ${MOPTS}
 .else
-NOPTS  ?= -mandoc
+NOPTS  ?= -mandoc -Wall
 .endif
 
 # --- the list of targets ---