typedef int PK_PARTITION_xmt_deltas_t; PK_PARTITION_xmt_deltas_t has three values: PK_PARTITION_xmt_deltas_none_c do not transmit deltas PK_PARTITION_xmt_deltas_all_c transmit all deltas in partition PK_PARTITION_xmt_deltas_main_c transmit all deltas in 'main line' from initial pmark to current pmark