RF_ALIGNMENT
if (count > (1 << RF_ALIGNMENT(flags)))
if (align > (1 << RF_ALIGNMENT(flags)))
if (align > (1 << RF_ALIGNMENT(flags)))
if (RF_ALIGNMENT(flags) < mapsize)
if (RF_ALIGNMENT(flags) < w->step) {
align = (rman_res_t)1 << RF_ALIGNMENT(flags);
amask = (1ull << RF_ALIGNMENT(flags)) - 1;