1116 static void bc_vec_expand(BcVec *v, size_t req)  in bc_vec_expand()  argument
1118 	if (v->cap < req) {  in bc_vec_expand()
1119 		v->v = xrealloc(v->v, v->size * req);  in bc_vec_expand()
1120 		v->cap = req;  in bc_vec_expand()
1348 static void bc_num_init(BcNum *n, size_t req)  in bc_num_init()  argument
1350 	req = req >= BC_NUM_DEF_SIZE ? req : BC_NUM_DEF_SIZE;  in bc_num_init()
1352 	n->num = xmalloc(req);  in bc_num_init()
1353 	n->cap = req;  in bc_num_init()
1364 static void bc_num_expand(BcNum *n, size_t req)  in bc_num_expand()  argument
1366 	req = req >= BC_NUM_DEF_SIZE ? req : BC_NUM_DEF_SIZE;  in bc_num_expand()
1367 	if (req > n->cap) {  in bc_num_expand()
1368 		n->num = xrealloc(n->num, req);  in bc_num_expand()
1369 		n->cap = req;  in bc_num_expand()
1639                               BcNumBinaryOp op, size_t req)  in zbc_num_binary()  argument
1662 		bc_num_init(c, req);  in zbc_num_binary()
1664 		bc_num_expand(c, req);  in zbc_num_binary()
1698 	size_t req = BC_NUM_MREQ(a, b, scale);  in zbc_num_mul()  local
1699 	RETURN_STATUS(zbc_num_binary(a, b, c, scale, zbc_num_m, req));  in zbc_num_mul()
1704 	size_t req = BC_NUM_MREQ(a, b, scale);  in zbc_num_div()  local
1705 	RETURN_STATUS(zbc_num_binary(a, b, c, scale, zbc_num_d, req));  in zbc_num_div()
1710 	size_t req = BC_NUM_MREQ(a, b, scale);  in zbc_num_mod()  local
1711 	RETURN_STATUS(zbc_num_binary(a, b, c, scale, zbc_num_rem, req));  in zbc_num_mod()
2269 	size_t pow, len, digs, digs1, resrdx, req, times;  in zbc_num_sqrt()  local
2272 	req = BC_MAX(scale, a->rdx) + ((BC_NUM_INT(a) + 1) >> 1) + 1;  in zbc_num_sqrt()
2273 	bc_num_expand(b, req);  in zbc_num_sqrt()