#
# GNUnet is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published
-# by the Free Software Foundation; either version 2, or (at your
+# by the Free Software Foundation; either version 3, or (at your
# option) any later version.
#
# GNUnet is distributed in the hope that it will be useful, but
AM_PATH_LIBGCRYPT("$NEED_LIBGCRYPT_API:$NEED_LIBGCRYPT_VERSION", gcrypt=1)
-AC_CHECK_DECLS([gcry_mpi_lshift], [], [], [[#include <gcrypt.h>]])
+AC_CHECK_DECLS([gcry_mpi_set_opaque_copy], [], [], [[#include <gcrypt.h>]])
if test $gcrypt = 0
then