lowmask 806 src/dps8/dps8_utils.h uint64_t lowmask = 0; lowmask 810 src/dps8/dps8_utils.h lowmask = MASK64; lowmask 816 src/dps8/dps8_utils.h lowmask = ~ ((~(uint64_t)0) << n); lowmask 818 src/dps8/dps8_utils.h word72 mask = construct_128 (highmask, lowmask);