mega_mod64
logArm = mega_mod64(stripRow, raid->rowDataSize);
rowMod = mega_mod64(row, raid->rowSize); /* get logical row mod */
physArm = MR_LdDataArmGet(ld, mega_mod64(stripRow, raid->modFactor), map);
(mega_mod64(row - quad->logStart, quad->diff)) == 0) {
(mega_mod64(row - le64toh(quad->logStart),
u_int32_t mega_mod64(u_int64_t dividend, u_int32_t divisor);
strip_offset = mega_mod64(span_set_Strip,
mega_mod64((row - le64toh(quad->logStart)),
strip_offset = (u_int32_t)mega_mod64
arm = mega_mod64(stripe, SPAN_ROW_SIZE(map, ld, span));
rowMod = mega_mod64(row, SPAN_ROW_SIZE(map, ld, span));