+ [AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu/list.h>]]
+)
+
+# Check liburcu
+AC_CHECK_DECL([caa_get_cycles], [],
+ [AC_MSG_ERROR([liburcu liburcu_version or newer is needed])], [[#include <urcu/arch.h>]]
+)
+
+AC_CHECK_DECL([cds_wfq_init], [],
+ [AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu/wfqueue.h>]]
+)
+
+AC_CHECK_DECL([futex_async], [],
+ [AC_MSG_ERROR([liburcu $liburcu_version or newer is needed])], [[#include <urcu/futex.h>]]