Reorder PATH in manage_path

{

	local var="$1" val="$2"; shift 2

	eval local cur=\$$var

	case ":$cur:" in

		*:$val:*) return ;;

	esac

	local cur=`echo $cur | sed -E 's!(^|:)'"$val"'(:|$)!\1\2!;s!^:|:$!!;s!::!:!'`

	local pre="$cur" post=

	while [ $# -gt 0 ]; do

		case "$1" in