Makefile: Don't depend on the static dev tarball anymore.

devtmpfs can take care of this now.  So remove the dep and the tarball.
Also move the removal udev from init in the build-software target.

Makefile

@@ -278,6 +278,12 @@ build-software: systools issue etc-update.conf $(CRITICAL) $(WORLD)
 	$(gcc_config)
 	EDITOR=/usr/bin/nano $(inroot) etc-update
 	$(MAKE) -C $(APPLIANCE) postinstall
+ifeq ($(UDEV),NO)
+	rm -f $(CHROOT)/etc/runlevels/sysinit/udev
+	$(inroot) $(EMERGE) -c sys-fs/udev
+else
+	ln -sf /etc/init.d/udev $(CHROOT)/etc/runlevels/sysinit/udev
+endif
 ifeq ($(ENABLE_SSHD),YES)
 	$(inroot) /sbin/rc-update add sshd default
 endif
@@ -302,7 +308,7 @@ endif
 device-map: $(RAW_IMAGE)
 	echo '(hd0) ' $(RAW_IMAGE) > device-map
 
-image: $(STAGE4_TARBALL) partitions device-map grub.shell dev.tar.bz2 motd.sh
+image: $(STAGE4_TARBALL) partitions device-map grub.shell motd.sh
 	@./echo Installing files to $(RAW_IMAGE) 
 	mkdir -p loop
 	mount -o noatime $(NBD_DEV)p1 loop
@@ -310,12 +316,6 @@ image: $(STAGE4_TARBALL) partitions device-map grub.shell dev.tar.bz2 motd.sh
 	./motd.sh $(EXTERNAL_KERNEL) $(VIRTIO) $(DISK_SIZE) $(SWAP_SIZE) $(UDEV) $(DASH) $(ARCH) > loop/etc/motd
 ifneq ($(EXTERNAL_KERNEL),YES)
 	loop/sbin/grub --device-map=device-map --no-floppy --batch < grub.shell
-endif
-ifeq ($(UDEV),NO)
-	tar jxf dev.tar.bz2 -C loop/dev
-	rm -f loop/etc/runlevels/sysinit/udev
-else
-	ln -sf /etc/init.d/udev loop/etc/runlevels/sysinit/udev
 endif
 	umount -l loop
 	rmdir loop