(c-system-include "sys/types.h")
(c-system-include "sys/socket.h")
(c-system-include "netdb.h")

(define-c-struct sockaddr
  predicate:   sockaddr?)

(define-c-struct addrinfo
  finalizer: freeaddrinfo
  predicate: address-info?
  (int       ai_family    address-info-family)
  (int       ai_socktype  address-info-socket-type)
  (int       ai_protocol  address-info-protocol)
  (sockaddr  ai_addr      address-info-address)
  (size_t    ai_addrlen   address-info-address-length)
  (addrinfo  ai_next      address-info-next))

(define-c errno (get-address-info getaddrinfo)
  (string string (maybe-null addrinfo) (result free addrinfo)))

(define-c int bind (int sockaddr int))
(define-c int listen (int int))
(define-c int socket (int int int))
(define-c int connect (int sockaddr int))