AC_SEARCH_LIBS(__gmpz_init, gmp, , [AC_MSG_ERROR([GNU MP not found, see http://gmplib.org/])])
+AC_ARG_ENABLE(rijndael, AS_HELP_STRING([--disable-rijndael], [Disable build of the d0_rijndael library]), [enable_aes=$enableval], [enable_aes=yes])
+AM_CONDITIONAL(ENABLE_RIJNDAEL, [test x$enable_aes = xtrue])
+
dnl AC_CONFIG_HEADERS([config.h])
AC_CONFIG_FILES([Makefile d0_blind_id.pc])
AC_OUTPUT