1 files changed, 1 insertions, 0 deletions
diff --git a/libmdoc.h b/libmdoc.h
index b95a34e0..55f018da 100644
--- a/libmdoc.h
+++ b/libmdoc.h
@@ -154,6 +154,7 @@ time_t		  mdoc_atotime(const char *);
 
 size_t		  mdoc_macro2len(int);
 const char	 *mdoc_a2att(const char *);
+const char	 *mdoc_a2st(const char *);
 const char	 *mdoc_a2arch(const char *);
 const char	 *mdoc_a2vol(const char *);
 const char	 *mdoc_a2msec(const char *);