$NetBSD: patch-doc_Makefile.in,v 1.1 2019/02/11 08:22:45 adam Exp $

Remove non-portable -Wbreak option.

--- doc/Makefile.in.orig	2019-02-09 18:02:06.000000000 +0000
+++ doc/Makefile.in
@@ -698,7 +698,7 @@ all-local: link man txt html-local
 	$(AM_V_GEN)@POD2MAN@ --release=$(VERSION) --center=rrdtool --section=3 $< > $@
 
 .1.txt .3.txt:
-	$(AM_V_GEN)GROFF_NO_SGR=1 @NROFF@ -man -Tlp -Wbreak $< > $@
+	$(AM_V_GEN)GROFF_NO_SGR=1 @NROFF@ -man -Tlp $< > $@
 
 .1.pdf .3.pdf:
 	$(AM_V_GEN)@TROFF@ -man $< | ps2pdf - $@