X-Git-Url: http://gitweb.michael.orlitzky.com/?p=haeredes.git;a=blobdiff_plain;f=src%2FDNS.hs;h=aa46f4be8191798f7194495e761d92ee5120ce70;hp=b8e9cd0521e6baec631c56da2d4753e531e2ffc1;hb=897b33cb7545acaf3afd36d321862227539c7254;hpb=c66c2d4fdf14e5b0fa54f39e6061eb4774c7b98a

diff --git a/src/DNS.hs b/src/DNS.hs
index b8e9cd0..aa46f4b 100644
--- a/src/DNS.hs
+++ b/src/DNS.hs
@@ -5,7 +5,6 @@ module DNS (
   resolve_address )
 where
 
-import Control.Monad ( liftM )
 import qualified Data.ByteString.Char8 as BS ( pack )
 import Data.IP (IPv4)
 import Network.DNS (
@@ -54,16 +53,16 @@ resolve_address s =
 --
 --   Examples:
 --
---   The example domain, example.com, has no MX record.
+--   The example domain, example.com, has a NULLMX record.
 --
 --   >>> rs <- makeResolvSeed defaultResolvConf
 --   >>> let domain = BS.pack "example.com."
 --   >>> withResolver rs $ \resolver -> lookupMX' resolver domain
---   ("example.com.",Right [])
+--   ("example.com.",Right ["."])
 --
 lookupMX' :: Resolver -> Domain -> IO LookupResult
 lookupMX' resolver domain =
-  liftM (pair_em . drop_priority) $ lookupMX resolver domain
+  fmap (pair_em . drop_priority) $ lookupMX resolver domain
   where
     drop_priority :: Either DNSError [(Domain, Int)]
                   -> Either DNSError [Domain]
@@ -96,7 +95,7 @@ lookupNS' :: Resolver -> Domain -> IO LookupResult
 lookupNS' resolver domain = do
   answer_result <- lookupNS resolver domain
   auth_result <- lookupNSAuth resolver domain
-  liftM pair_em $ return $ combine answer_result auth_result
+  fmap pair_em $ return $ combine answer_result auth_result
   where
     pair_em :: a -> (Domain, a)
     pair_em = (,) domain