--- dspam-3.8.0/configure.ac~	2007-03-18 17:41:00.000000000 +0100
+++ dspam-3.8.0/configure.ac	2009-03-06 20:44:45.000000000 +0100
@@ -25,6 +25,9 @@
 AC_PROG_LIBTOOL
 AC_PROG_MAKE_SET
 
+dnl when using libtool 2.x create libtool early, because it's used in configure
+m4_ifdef([LT_OUTPUT], [LT_OUTPUT])
+
 AC_C_INLINE
 
 AC_DEFINE_UNQUOTED(CONFIGURE_ARGS, ["$CONFIGURE_ARGS"],