Generate a LINT for powerpc and for powerpc64.

Discussed with:	nwhitehorn

sys/conf/makeLINT.mk

@@ -46,6 +46,12 @@ LINT: ${NOTES} ../../conf/makeLINT.sed
 	echo "nodevice txp"		>> ${.TARGET}-NOIP
 	echo "nodevice vxge"		>> ${.TARGET}-NOIP
 .endif
-.if ${TARGET} == "powerpc" || ${TARGET} == "mips"
+.if ${TARGET} == "mips"
 	echo "machine	${TARGET} ${TARGET_ARCH}" >> ${.TARGET}
 .endif
+.if ${TARGET} == "powerpc"
+	# cat is available, not sure if cp is?
+	cat ${.TARGET} > ${.TARGET}64
+	echo "machine	${TARGET} powerpc" >> ${.TARGET}
+	echo "machine	${TARGET} powerpc64" >> ${.TARGET}64
+.endif

sys/powerpc/conf/Makefile

@@ -1,8 +1,5 @@
 # $FreeBSD$
 
 TARGET=powerpc
-.if ${MACHINE_ARCH} == powerpc || ${MACHINE_ARCH} == powerpc64
-TARGET_ARCH?=${MACHINE_ARCH}
-.endif
 
 .include "${.CURDIR}/../../conf/makeLINT.mk"