From a54761589bc8efa034b6184a4108ba099f95b59f Mon Sep 17 00:00:00 2001
From: bdrewery <bdrewery@ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f>
Date: Tue, 13 Oct 2015 18:44:55 +0000
Subject: [PATCH] MFC r288391:

  Fix the .MAKE added in r251750 to properly support the historical -n -n.


git-svn-id: svn://svn.freebsd.org/base/stable/10@289248 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
---
 Makefile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index 99e08afdf..6693c337d 100644
--- a/Makefile
+++ b/Makefile
@@ -245,9 +245,9 @@ cleanworld:
 # Handle the user-driven targets, using the source relative mk files.
 #
 
-.if empty(.MAKEFLAGS:M-n)
+.if !(!empty(.MAKEFLAGS:M-n) && ${.MAKEFLAGS:M-n} == "-n")
 # skip this for -n to avoid changing previous behavior of 
-# 'make -n buildworld' etc.
+# 'make -n buildworld' etc.  Using -n -n will run it.
 ${TGTS}: .MAKE
 tinderbox toolchains kernel-toolchains: .MAKE
 .endif
-- 
2.45.0