#ifndef _NETDB_H
#define _NETDB_H

#include <sys/cdefs.h>
#include <sys/types.h>

/* Absolute file name for network data base files.  */
#define	_PATH_HEQUIV		"/etc/hosts.equiv"
#define	_PATH_HOSTS		"/etc/hosts"
#define	_PATH_NETWORKS		"/etc/networks"
#define	_PATH_NSSWITCH_CONF	"/etc/nsswitch.conf"
#define	_PATH_PROTOCOLS		"/etc/protocols"
#define	_PATH_SERVICES		"/etc/services"

/* Description of data base entry for a single service.  */
struct servent
{
  char *s_name;			/* Official service name.  */
  char **s_aliases;		/* Alias list.  */
  int s_port;			/* Port number.  */
  char *s_proto;		/* Protocol to use.  */
};

extern void endservent (void) __THROW;
extern struct servent *getservent (void) __THROW;
extern struct servent *getservbyname (__const char *__name,
				      __const char *__proto) __THROW;
extern struct servent *getservbyport (int __port, __const char *__proto)
     __THROW;

struct hostent
{
  char *h_name;			/* Official name of host.  */
  char **h_aliases;		/* Alias list.  */
  int h_addrtype;		/* Host address type.  */
  socklen_t h_length;		/* Length of address.  */
  char **h_addr_list;		/* List of addresses from name server.  */
#define	h_addr	h_addr_list[0]	/* Address, for backward compatibility.  */
};

extern void endhostent (void) __THROW;
extern struct hostent *gethostent (void) __THROW;
extern struct hostent *gethostbyaddr (const void *__addr, socklen_t __len,
				      int __type) __THROW;
extern struct hostent *gethostbyname (const char *__name) __THROW;
extern struct hostent *gethostbyname2 (const char *__name, int __af) __THROW;

#endif