From 9afacef2b7f263c2b1a04dbeb1b62d7fcd47ab94 Mon Sep 17 00:00:00 2001
From: bdrewery <bdrewery@FreeBSD.org>
Date: Tue, 12 Apr 2016 03:37:42 +0000
Subject: [PATCH] Document the behavior of NO_DIRDEPS/NO_DIRDEPS_BELOW.

Sponsored by:	EMC / Isilon Storage Division
---
 tools/build/options/WITH_DIRDEPS_BUILD | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tools/build/options/WITH_DIRDEPS_BUILD b/tools/build/options/WITH_DIRDEPS_BUILD
index eafe857dd460..981c1a93db11 100644
--- a/tools/build/options/WITH_DIRDEPS_BUILD
+++ b/tools/build/options/WITH_DIRDEPS_BUILD
@@ -19,7 +19,9 @@ computing a graph of tree dependencies from the current origin.
 Setting
 .Va NO_DIRDEPS
 will skip checking dirdep dependencies and will only build in the current
-directory.
+and child directories.
+.Va NO_DIRDEPS_BELOW
+will skip building any dirdeps and only build the current directory.
 .Pp
 As each target is made
 .Xr make 1