Flush out many more static binaries that can be used in a jail for building

pkgs via poudriere.  This removes a significant amount of emulation speeding
up run times.

Phabric:	D1172
Reviewed by:	imp
MFC after:	2 weeks

Makefile.inc1

@@ -1455,8 +1455,20 @@ native-xtools: .MAKE
 	mtree -deU -f ${.CURDIR}/etc/mtree/BSD.include.dist \
 	    -p ${OBJTREE}/nxb-bin/usr/include >/dev/null
 .for _tool in \
+    bin/cat \
+    bin/chmod \
+    bin/cp \
     bin/csh \
+    bin/expr \
+    bin/ln \
+    bin/ls \
+    bin/mkdir \
+    bin/ps \
+    bin/realpath \
+    bin/rm \
+    bin/rmdir \
     bin/sh \
+    bin/sleep \
     ${_clang_tblgen} \
     usr.bin/ar \
     ${_binutils} \
@@ -1465,18 +1477,38 @@ native-xtools: .MAKE
     ${_clang_libs} \
     ${_clang} \
     sbin/md5 \
+    sbin/sysctl \
+    gnu/usr.bin/diff \
     usr.bin/awk \
+    usr.bin/basename \
     usr.bin/bmake \
     usr.bin/bzip2 \
+    usr.bin/cmp \
+    usr.bin/dirname \
+    usr.bin/env \
     usr.bin/fetch \
+    usr.bin/find \
+    usr.bin/grep \
     usr.bin/gzip \
+    usr.bin/id \
     usr.bin/lex \
     usr.bin/lorder \
+    usr.bin/mktemp \
+    usr.bin/mt \
+    usr.bin/patch \
     usr.bin/sed \
+    usr.bin/sort \
     usr.bin/tar \
+    usr.bin/touch \
+    usr.bin/tr \
+    usr.bin/true \
+    usr.bin/uniq \
     usr.bin/unzip \
+    usr.bin/xargs \
+    usr.bin/xinstall \
     usr.bin/xz \
-    usr.bin/yacc
+    usr.bin/yacc \
+    usr.sbin/chown
 	${_+_}@${ECHODIR} "===> ${_tool} (obj,depend,all,install)"; \
 		cd ${.CURDIR}/${_tool} && \
 		${NXBMAKE} DIRPRFX=${_tool}/ obj && \