--- bin/autoreconf.in
+++ bin/autoreconf.in
@@ -456,6 +456,8 @@
 	     'AC_CONFIG_AUX_DIR:AC_CONFIG_AUX_DIR:\$1',
 	     'AC_CONFIG_HEADERS',
 	     'AC_CONFIG_SUBDIRS:AC_CONFIG_SUBDIRS:\$1',
+ 	     'AC_LIBLTDL_CONVENIENCE:AC_LIBLTDL_CONVENIENCE:\$1',
+ 	     'AC_LIBLTDL_INSTALLABLE:AC_LIBLTDL_INSTALLABLE:\$1',
 	     'AC_INIT',
 	     'AC_PROG_LIBTOOL',
 	     'LT_INIT',
@@ -471,6 +473,7 @@
       $uses_gettext_via_traces = 1  if /AM_GNU_GETTEXT/;
       $uses_libtool = 1             if /(AC_PROG_LIBTOOL|LT_INIT)/;
       $uses_libltdl = 1             if /LT_CONFIG_LTDL_DIR/;
+      $uses_libltdl = 1             if /AC_LIBLTDL_(CONVENIENCE|INSTALLABLE)/;
       $uses_autoheader = 1          if /AC_CONFIG_HEADERS/;
       $uses_automake = 1            if /AM_INIT_AUTOMAKE/;
       push @subdir, split (' ', $1) if /AC_CONFIG_SUBDIRS:(.*)/ && $recursive;