p.haul: don't redefine built-in veriables

Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
p.haul: don't use undefined variable 'magic'

E: 74,46: Undefined variable 'magic' (undefined-variable)
Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>