diff --git a/configure.ac b/configure.ac
index f105e20..95ace79 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-# $Id: configure.ac,v 1.256 2005/03/20 22:58:08 dtucker Exp $
+# $Id: configure.ac,v 1.257 2005/03/21 11:46:34 dtucker Exp $
 #
 # Copyright (c) 1999-2004 Damien Miller
 #
@@ -123,7 +123,7 @@
 		])
 	dnl Check for various auth function declarations in headers.
 	AC_CHECK_DECLS([authenticate, loginrestrictions, loginsuccess,
-	    passwdexpired], , , [#include <usersec.h>])
+	    passwdexpired, setauthdb], , , [#include <usersec.h>])
 	dnl Check if loginfailed is declared and takes 4 arguments (AIX >= 5.2)
 	AC_CHECK_DECLS(loginfailed,
 		 [AC_MSG_CHECKING(if loginfailed takes 4 arguments)