struct table_nested *tn = xmalloc (sizeof *tn);
table_init (&tn->table, &table_nested_class);
tn->table.n[TABLE_HORZ] = tn->table.n[TABLE_VERT] = 1;
struct table_nested *tn = xmalloc (sizeof *tn);
table_init (&tn->table, &table_nested_class);
tn->table.n[TABLE_HORZ] = tn->table.n[TABLE_VERT] = 1;