X-Git-Url: http://git.nguyen.vg/gitweb/?a=blobdiff_plain;f=tag.mli;h=b5e0ad295dfd7d4a519c33f85dd56180fea9a7be;hb=25dd7fcc77c2188732d96d5ff98d759bb81737cb;hp=46efbcfd5c4f5440d7afc3b7a4c25f264de68b5a;hpb=d64e3a3a9ef6329caafdba848ef78427fce0d689;p=SXSI%2Fxpathcomp.git

diff --git a/tag.mli b/tag.mli
index 46efbcf..b5e0ad2 100644
--- a/tag.mli
+++ b/tag.mli
@@ -7,6 +7,7 @@ val init : pool -> unit
 val to_string : t -> string
 val compare : t -> t -> int
 val equal : t -> t -> bool
+val nullt : t
 
 val dump : Format.formatter -> t -> unit
 val check : t -> unit (* Check internal invariants *)