168 	ULLong carry, y;  local
170 	ULong carry, *x, y;  local
180 	carry = a;
183 		y = *x * (ULLong)m + carry;
184 		carry = y >> 32;
189 		y = (xi & 0xffff) * m + carry;
191 		carry = z >> 16;
194 		y = *x * m + carry;
195 		carry = y >> 16;
201 	if (carry) {
208 		b->x[wds++] = carry;
277 	ULLong carry, z;  local
279 	ULong carry, z;  local
309 			carry = 0;
311 				z = *x++ * (ULLong)y + *xc + carry;
312 				carry = z >> 32;
316 			*xc = carry;
325 			carry = 0;
327 				z = (*x & 0xffff) * y + (*xc & 0xffff) + carry;
328 				carry = z >> 16;
329 				z2 = (*x++ >> 16) * y + (*xc >> 16) + carry;
330 				carry = z2 >> 16;
334 			*xc = carry;
339 			carry = 0;
342 				z = (*x & 0xffff) * y + (*xc >> 16) + carry;
343 				carry = z >> 16;
345 				z2 = (*x++ >> 16) * y + (*xc & 0xffff) + carry;
346 				carry = z2 >> 16;
357 			carry = 0;
359 				z = *x++ * y + *xc + carry;
360 				carry = z >> 16;
364 			*xc = carry;