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-rw-r--r--src/Propellor/Types/OS.hs5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/Propellor/Types/OS.hs b/src/Propellor/Types/OS.hs
index c46d9a28..eb6b5171 100644
--- a/src/Propellor/Types/OS.hs
+++ b/src/Propellor/Types/OS.hs
@@ -1,3 +1,5 @@
+{-# LANGUAGE DeriveDataTypeable #-}
+
module Propellor.Types.OS (
System(..),
Distribution(..),
@@ -14,10 +16,11 @@ module Propellor.Types.OS (
) where
import Network.BSD (HostName)
+import Data.Typeable
-- | High level description of a operating system.
data System = System Distribution Architecture
- deriving (Show, Eq)
+ deriving (Show, Eq, Typeable)
data Distribution
= Debian DebianSuite