Disable AUTO_OBJ as a make argument to ensure it really is disabled.

If the user sets this to yes as a make argument too we still want
to ensure these do not get enabled.

Sponsored by:	Dell EMC Isilon

Makefile.inc1

@@ -365,11 +365,11 @@ OSRELDATE=	0
 
 # Set VERSION for CTFMERGE to use via the default CTFFLAGS=-L VERSION.
 .if !defined(_REVISION)
-_REVISION!=	MK_AUTO_OBJ=no ${MAKE} -C ${SRCDIR}/release -V REVISION
+_REVISION!=	${MAKE} -C ${SRCDIR}/release MK_AUTO_OBJ=no -V REVISION
 .export _REVISION
 .endif
 .if !defined(_BRANCH)
-_BRANCH!=	MK_AUTO_OBJ=no ${MAKE} -C ${SRCDIR}/release -V BRANCH
+_BRANCH!=	${MAKE} -C ${SRCDIR}/release MK_AUTO_OBJ=no -V BRANCH
 .export _BRANCH
 .endif
 .if !defined(SRCRELDATE)
@@ -439,8 +439,8 @@ _TARGET_CPUTYPE=${TARGET_CPUTYPE}
 .else
 _TARGET_CPUTYPE=dummy
 .endif
-_CPUTYPE!=	MK_AUTO_OBJ=no MAKEFLAGS= CPUTYPE=${_TARGET_CPUTYPE} ${MAKE} \
-		-f /dev/null -m ${.CURDIR}/share/mk -V CPUTYPE
+_CPUTYPE!=	MAKEFLAGS= CPUTYPE=${_TARGET_CPUTYPE} ${MAKE} -f /dev/null \
+		-m ${.CURDIR}/share/mk MK_AUTO_OBJ=no -V CPUTYPE
 .if ${_CPUTYPE} != ${_TARGET_CPUTYPE}
 .error CPUTYPE global should be set with ?=.
 .endif