From f0e845794d8ce3d925da676bfdd9a8dafe747058 Mon Sep 17 00:00:00 2001
From: Warner Losh <imp@FreeBSD.org>
Date: Tue, 6 May 2014 14:33:18 +0000
Subject: [PATCH] Fix the upgrade path for fmake by allowing the include of
 src.opts.mk to fail and falling back on the conservative testing of variables
 already in place. This should stop the tide of tinderbox mail.

---
 usr.bin/bmake/Makefile.inc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/usr.bin/bmake/Makefile.inc b/usr.bin/bmake/Makefile.inc
index b2a8e41e0036..25f9a3a96b88 100644
--- a/usr.bin/bmake/Makefile.inc
+++ b/usr.bin/bmake/Makefile.inc
@@ -1,6 +1,6 @@
 # $FreeBSD$ 
 
-.include "src.opts.mk"
+.sinclude <src.opts.mk>
 
 .if defined(.PARSEDIR)
 # make sure this is available to unit-tests/Makefile