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-rw-r--r--src/fstate.hh2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/fstate.hh b/src/fstate.hh
index 159c7ba46338..8a873a5acd22 100644
--- a/src/fstate.hh
+++ b/src/fstate.hh
@@ -85,6 +85,8 @@ Error badTerm(const format & f, ATerm t);
 /* Hash an aterm. */
 Hash hashTerm(ATerm t);
 
+FState hash2fstate(Hash hash);
+
 /* Read an aterm from disk, given its hash. */
 ATerm termFromHash(const Hash & hash, string * p = 0);