char *acl_get_contents(struct list_head *acl);
int acl_check_access(int fd, struct list_head *acl, int default_deny);
void acl_allow(char *addr, int mask, struct list_head *acl, int default_deny);
char *acl_get_contents(struct list_head *acl);
int acl_check_access(int fd, struct list_head *acl, int default_deny);
void acl_allow(char *addr, int mask, struct list_head *acl, int default_deny);