categoricals_create (struct interaction *const *inter, size_t n_inter,
const struct variable *wv, enum mv_class fctr_excl)
{
- struct categoricals *cat = xzalloc (sizeof *cat);
+ struct categoricals *cat = XZALLOC (struct categoricals);
cat->iap = pool_calloc (cat->pool, n_inter, sizeof *cat->iap);
cat->n_iap = n_inter;
cat->wv = wv;