/* Mapping macros to allow multiple flavors in a single binary. */
#if !defined(RCU_MEMBARRIER) && !defined(RCU_SIGNAL) && !defined(RCU_MB)
/* Mapping macros to allow multiple flavors in a single binary. */
#if !defined(RCU_MEMBARRIER) && !defined(RCU_SIGNAL) && !defined(RCU_MB)