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-rw-r--r--src/runtime/haskell-bind/PGF2/Internal.hsc3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/runtime/haskell-bind/PGF2/Internal.hsc b/src/runtime/haskell-bind/PGF2/Internal.hsc
index c4aef323a..6582a9ada 100644
--- a/src/runtime/haskell-bind/PGF2/Internal.hsc
+++ b/src/runtime/haskell-bind/PGF2/Internal.hsc
@@ -12,6 +12,9 @@ module PGF2.Internal(-- * Access the internal structures
build, eAbs, eApp, eMeta, eFun, eVar, eTyped, eImplArg, dTyp, hypo,
AbstrInfo, newAbstr, ConcrInfo, newConcr, newPGF,
+ -- * Expose PGF and Concr for FFI with C
+ PGF(..), Concr(..),
+
-- * Write an in-memory PGF to a file
writePGF
) where