expose all pointers

CHANGES.md

@@ -18,6 +18,7 @@
 * Mask `Type` export from `Data.Kind`.
 * Wrap `die` to take `Text` argument instead of `[Char]`.
 * Export constructors `GHC.Generics`: `(:+:)`, `(:*:)`, and `(:.:)`.
+* Expose `StablePtr`, `IntPtr` and `WordPtr` types.
 
 0.1.9
 ====

src/Protolude.hs

@@ -516,7 +516,9 @@ import Control.Concurrent.Async as X (
   , concurrently
   )
 
+import Foreign.Ptr as X (IntPtr, WordPtr)
 import Foreign.Storable as X (Storable)
+import Foreign.StablePtr as X (StablePtr)
 
 -- Read instances hiding unsafe builtins (read)
 import Text.Read as X (