definition module pdExtInt; hex :: !Int -> String; hex_int :: !Int -> String; FromStringToIntU :: !*{#Char} !Int -> (!Int,!*{#Char}); FromIntToString :: !Int -> String; FromStringToInt :: !String !Int -> Int; print_string :: !String -> String; hex_int_without_prefixed_zeroes :: !Int -> String; WriteLong :: !*{#Char} !Int !Int -> *{#Char};