Change native-xtools to not install by default; add a native-xtools-install.

Without this the user has to mess with 'make -f Makefile.inc1 ...' to figure
out where the files are installed in the OBJDIR and then they need to copy them
to where they really wanted them. Using DESTDIR may be problematic after
r325001 as well.

The files will be installed to DESTDIR/NXTP where NXTP defaults to /nxb-bin.

MFC after:	2 weeks
Sponsored by:	Dell EMC Isilon

1 files changed, 11 insertions, 0 deletions

diff --git a/share/man/man7/build.7 b/share/man/man7/build.7
index b23a8f861d07..e9b22cd46abd 100644
--- a/share/man/man7/build.7
+++ b/share/man/man7/build.7
@@ -234,6 +234,17 @@ performance by avoiding emulating binaries that do not need to be emulated.
 and
 .Sy TARGET_ARCH
 should be defined.
+.It Cm native-xtools-install
+Installs the results to
+.Pa ${DESTDIR}/${NXTP}
+where
+.Va NXTP
+defaults to
+.Pa nxb-bin .
+.Sy TARGET
+and
+.Sy TARGET_ARCH
+must be defined.
 .It Cm packageworld
 Archive the results of
 .Cm distributeworld ,