1 

     2 local enum type_strings

     3 	"both"

     4 	"ipv4"

     5 	"ipv6"

     6 end

     7 

     8 local record lib

     9 	local_addresses : function (type_strings, boolean) : { string }

    10 	pton : function (string):string

    11 	ntop : function (string):string

    12 end

    13 return lib