fix cfgfs status with latest busybox sort

package/cfgfs/Makefile

@@ -5,7 +5,7 @@ include ${TOPDIR}/rules.mk
 
 PKG_NAME:=		cfgfs
 PKG_VERSION:=		1.0.7
-PKG_RELEASE:=		1
+PKG_RELEASE:=		2
 PKG_DESCR:=		compressed config filesystem
 PKG_SECTION:=		base
 

package/cfgfs/src/fwcf.sh

@@ -328,6 +328,8 @@ if test $1 = status; then
 		echo "<NULL> $name" >>$f
 	done
 	# this implementation of sort -o sucks: doesn't do in-place edits
+	# workaround a busybox bug?
+	touch sold_status snew_status
 	sort -k2 -o sold_status $f
 	sort -k2 -o snew_status cur_status
 	gotany=0