AC_PATH_XTRA
+if test x$no_x = xyes ; then
+ AC_MSG_ERROR([X development libraries not found])
+else
+ X_LIBS="$X_LIBS $X_PRE_LIBS -lX11 $X_EXTRA_LIBS"
+fi
+AC_SUBST(X_LIBS)
+
AC_ARG_VAR([DEFAULT_ATSPI_INTROSPECTION_PATH],
[Set the default path for the install ofDBus introspection XML
relative to the pkgdatadir.])