+AC_CHECK_HEADER(dreamdvd/ddvdlib.h,have_ddvdlib="yes",have_ddvdlib="no")
+if test x"${have_ddvdlib}" = xyes ; then
+ AC_DEFINE(HAVE_DDVDLIB, 1,[Define if ddvdlib is available])
+else
+ AC_MSG_NOTICE([ddvdlib not found... dont build dvd plugin])
+fi
+AM_CONDITIONAL(HAVE_DDVDLIB, test "$have_ddvdlib" = "yes")
+