+ AC_CACHE_CHECK([if libmemcached has memcached_server_fn],
+ [pandora_cv_libmemcached_server_fn],
+ [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+#include <libmemcached/memcached.h>
+memcached_server_fn callbacks[1];
+ ]])],
+ [pandora_cv_libmemcached_server_fn=yes],
+ [pandora_cv_libmemcached_server_fn=no])])
+ AS_IF([test "x$pandora_cv_libmemcached_server_fn" = "xyes"],[
+ AC_DEFINE([HAVE_MEMCACHED_SERVER_FN],[1],[If we have the new memcached_server_fn typedef])
+ ])
+