diff --git a/lib/roken/roken.h.in b/lib/roken/roken.h.in
index cec1c4af8..32ae81345 100644
--- a/lib/roken/roken.h.in
+++ b/lib/roken/roken.h.in
@@ -507,6 +507,12 @@ char *
 gai_strerror(int ecode);
 #endif
 
+int
+getnameinfo_verified(const struct sockaddr *sa, socklen_t salen,
+		     char *host, size_t hostlen,
+		     char *serv, size_t servlen,
+		     int flags);
+
 /*
  * kludges and such
  */