1 files changed, 6 insertions, 1 deletions

diff --git a/packages/base/src/Data/Packed/Internal/Signatures.hs b/packages/base/src/Data/Packed/Internal/Signatures.hs
index acc3070..37dac16 100644
--- a/packages/base/src/Data/Packed/Internal/Signatures.hs
+++ b/packages/base/src/Data/Packed/Internal/Signatures.hs
@@ -1,6 +1,6 @@
 -- |
 -- Module      :  Data.Packed.Internal.Signatures
--- Copyright   :  (c) Alberto Ruiz 2009
+-- Copyright   :  (c) Alberto Ruiz 2009-15
 -- License     :  BSD3
 -- Maintainer  :  Alberto Ruiz
 -- Stability   :  provisional
@@ -68,3 +68,8 @@ type TCVM = CInt -> PC -> TM                    --
 type TMCVM = CInt -> CInt -> PD -> TCVM         --
 type TMMCVM = CInt -> CInt -> PD -> TMCVM       --
 
+type CM b r = CInt -> CInt -> Ptr b -> r
+type CV b r = CInt -> Ptr b -> r
+
+type CIdxs r = CV CInt r
+