extern splay_tree_t *subnet_tree;
extern int subnet_compare(const struct subnet_t *, const struct subnet_t *);
-extern subnet_t *new_subnet(void) __attribute__ ((__malloc__));
+extern subnet_t *new_subnet(void) __attribute__((__malloc__));
extern void free_subnet(subnet_t *);
extern void init_subnets(void);
extern void exit_subnets(void);
-extern splay_tree_t *new_subnet_tree(void) __attribute__ ((__malloc__));
+extern splay_tree_t *new_subnet_tree(void) __attribute__((__malloc__));
extern void free_subnet_tree(splay_tree_t *);
extern void subnet_add(struct node_t *, subnet_t *);
extern void subnet_del(struct node_t *, subnet_t *);