#define LR_EPOCH_BITS 32
#define lr_epoch(a) ((a) >> LR_EPOCH_BITS)
#define LR_EXPIRE_INTERVALS 16 /**< number of intervals to track transno */
+#define ENOENT_VERSION 1 /** 'virtual' version of non-existent object */
#define LR_SERVER_SIZE 512
#define LR_CLIENT_START 8192