doc/ja_JP.eucJP/man/man3/gethostbyname.3

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.\"     From: @(#)gethostbyname.3	8.4 (Berkeley) 5/25/95
.\"     %Id: gethostbyname.3,v 1.10 1998/06/06 05:50:44 jkoshy Exp %
.\"
.Dd May 25, 1995
.Dt GETHOSTBYNAME 3
.Os BSD 4.2
.Sh ̾<EFBFBD><EFBFBD>
.Nm gethostbyname ,
.Nm gethostbyname2 ,
.Nm gethostbyaddr ,
.Nm gethostent ,
.Nm sethostent ,
.Nm endhostent ,
.Nm herror ,
.Nm hstrerror
.Nd <EFBFBD>ͥåȥ<EFBFBD><EFBFBD><EFBFBD>ۥ<EFBFBD><EFBFBD>ȤΥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȥ<EFBFBD><EFBFBD>μ<EFBFBD><EFBFBD><EFBFBD>
.Sh <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Fd #include <netdb.h>
.Vt extern int h_errno;
.Ft struct hostent *
.Fn gethostbyname "const char *name"
.Ft struct hostent *
.Fn gethostbyname2 "const char *name" "int af"
.Ft struct hostent *
.Fn gethostbyaddr "const char *addr" "int len" "int type"
.Ft struct hostent *
.Fn gethostent void
.Ft void
.Fn sethostent "int stayopen"
.Ft void
.Fn endhostent void
.Ft void
.Fn herror "const char *string"
.Ft const char *
.Fn hstrerror "int err"
.Sh <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Fn gethostbyname ,
.Fn gethostbyname2 ,
.Fn gethostbyaddr
<EFBFBD>ؿ<EFBFBD><EFBFBD>Ϥ<EFBFBD><EFBFBD>줾<EFBFBD>졢
<EFBFBD><EFBFBD><EFBFBD>˼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>¤<EFBFBD>Τ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĥ<EFBFBD><EFBFBD>֥<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȤΥݥ<EFBFBD><EFBFBD>󥿤<EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>¤<EFBFBD>Τˤϡ<EFBFBD>
̾<EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD>ϥ<EFBFBD><EFBFBD>ɥ쥹<EFBFBD>ˤ<EFBFBD><EFBFBD>äƻ<EFBFBD><EFBFBD>Ȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>륤<EFBFBD>󥿡<EFBFBD><EFBFBD>ͥåȥۥ<EFBFBD><EFBFBD>Ȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD>ơ<EFBFBD>
<EFBFBD>͡<EFBFBD><EFBFBD>ॵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Xr named 8
<EFBFBD><EFBFBD><EFBFBD>顢<EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Pa /etc/hosts
<EFBFBD>ˤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ԥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>줿<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Υ͡<EFBFBD><EFBFBD>ॵ<EFBFBD><EFBFBD><EFBFBD>Ф<EFBFBD><EFBFBD>¹Ԥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD>ʤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>硢
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Υ롼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Pa /etc/hosts
<EFBFBD>򸡺<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Bd -literal
struct	hostent {
	char	*h_name;	/* <20>ۥ<EFBFBD><DBA5>Ȥ<EFBFBD><C8A4><EFBFBD><EFBFBD><EFBFBD>̾ */
	char	**h_aliases;	/* <20><>̾<EFBFBD>ꥹ<EFBFBD><EAA5B9> */
	int	h_addrtype;	/* <20>ۥ<EFBFBD><DBA5>ȥ<EFBFBD><C8A5>ɥ쥹<C9A5><ECA5B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
	int	h_length;	/* <20><><EFBFBD>ɥ쥹<C9A5><ECA5B9>Ĺ<EFBFBD><C4B9> */
	char	**h_addr_list;	/* <20>͡<EFBFBD><CDA1>ॵ<EFBFBD><E0A5B5><EFBFBD>Ф<EFBFBD><D0A4><EFBFBD><EFBFBD>Υ<EFBFBD><CEA5>ɥ쥹<C9A5>ꥹ<EFBFBD><EAA5B9> */
};
#define	h_addr  h_addr_list[0]	/* <20><><EFBFBD>ɥ쥹<C9A5><ECA5B9><EFBFBD><EFBFBD><EFBFBD≯ߴ<CCB8><DFB4><EFBFBD> */
.Ed
.Pp
<EFBFBD><EFBFBD><EFBFBD>ι<EFBFBD>¤<EFBFBD>ΤΥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Фϼ<EFBFBD><EFBFBD>ΤȤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD><EFBFBD>
.Bl -tag -width h_addr_list
.It Fa h_name
<EFBFBD>ۥ<EFBFBD><EFBFBD>Ȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̾<EFBFBD><EFBFBD>
.It Fa h_aliases
<EFBFBD>ۥ<EFBFBD><EFBFBD>Ȥ<EFBFBD><EFBFBD><EFBFBD>̾ (<28><><EFBFBD><EFBFBD><EFBFBD>ꥢ<EFBFBD><EAA5A2>) <20>Υ̥<CEA5><CCA5>ǽ<EFBFBD><C7BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.It Fa h_addrtype
<EFBFBD>֤<EFBFBD><EFBFBD><EFBFBD><EFBFBD>륢<EFBFBD>ɥ쥹<EFBFBD>Υ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>פǤ<EFBFBD><EFBFBD>ꡢ<EFBFBD>̾<EFBFBD><EFBFBD><EFBFBD>
.Dv AF_INET
<EFBFBD><EFBFBD>
.It Fa h_length
<EFBFBD><EFBFBD><EFBFBD>ɥ쥹<EFBFBD>ΥХ<EFBFBD><EFBFBD>ȿ<EFBFBD><EFBFBD>ˤ<EFBFBD><EFBFBD><EFBFBD>Ĺ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.It Fa h_addr_list
<EFBFBD>ۥ<EFBFBD><EFBFBD>ȤΥͥåȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɥ쥹<EFBFBD>Υ̥<EFBFBD><EFBFBD>ǽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD>ۥ<EFBFBD><EFBFBD>ȥ<EFBFBD><EFBFBD>ɥ쥹<EFBFBD>ϥͥåȥ<EFBFBD><EFBFBD><EFBFBD>Х<EFBFBD><EFBFBD>Ƚ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.It Fa h_addr
.Fa h_addr_list
<EFBFBD>ˤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǽ<EFBFBD><EFBFBD>Υ<EFBFBD><EFBFBD>ɥ쥹<EFBFBD>Ǥ<EFBFBD><EFBFBD>ꡢ<EFBFBD><EFBFBD><EFBFBD≯ߴ<EFBFBD><EFBFBD>ѡ<EFBFBD>
.El
.Pp
<EFBFBD>͡<EFBFBD><EFBFBD>ॵ<EFBFBD><EFBFBD><EFBFBD>Ф<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>硢
.Fn gethostbyname
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Fn gethostbyname
<EFBFBD>ϡ<EFBFBD><EFBFBD><EFBFBD>Ū<EFBFBD><EFBFBD>̾<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>դ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ۥ<EFBFBD><EFBFBD>Ȥ򡢸<EFBFBD><EFBFBD>ߤΥɥᥤ<EFBFBD><EFBFBD><EFBFBD>ȿƤΥɥᥤ<EFBFBD>󤫤鸡<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϡ<EFBFBD>̾<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɥåȤǽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>äƤ<EFBFBD><EFBFBD>ʤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD><EFBFBD>
̾<EFBFBD><EFBFBD><EFBFBD>˥ɥåȤ<EFBFBD><EFBFBD>ޤޤ<EFBFBD><EFBFBD>ʤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD>ϴĶ<EFBFBD><EFBFBD>ѿ<EFBFBD>
.Dq Ev HOSTALIASES
<EFBFBD>˥<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꥢ<EFBFBD><EFBFBD><EFBFBD>ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̾<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤޤ<EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϡ<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>̾<EFBFBD><EFBFBD>Ŭ<EFBFBD>礹<EFBFBD>륨<EFBFBD><EFBFBD><EFBFBD>ꥢ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǽ<EFBFBD><EFBFBD>˥<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꥢ<EFBFBD><EFBFBD><EFBFBD>ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD>ɥᥤ<EFBFBD>󸡺<EFBFBD><EFBFBD><EFBFBD>³<EFBFBD><EFBFBD><EFBFBD>ȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꥢ<EFBFBD><EFBFBD><EFBFBD>ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>񼰤ˤĤ<EFBFBD><EFBFBD>Ƥϡ<EFBFBD>
.Xr hostname 7
<EFBFBD>򻲾Ȥ<EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Pp
.Fn gethostbyname2
<EFBFBD>ؿ<EFBFBD><EFBFBD><EFBFBD>
.Fn gethostbyname
<EFBFBD><EFBFBD>ȯŸ<EFBFBD><EFBFBD><EFBFBD>ǡ<EFBFBD>
.Dv AF_INET
<EFBFBD>ʳ<EFBFBD><EFBFBD>Υ<EFBFBD><EFBFBD>ɥ쥹<EFBFBD>ե<EFBFBD><EFBFBD>ߥꡢ<EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD><EFBFBD><EFBFBD>
.Dv AF_INET6
<EFBFBD>Ǥθ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǽ<EFBFBD>ˤ<EFBFBD><EFBFBD>뤿<EFBFBD><EFBFBD><EFBFBD>Τ<EFBFBD><EFBFBD>ΤǤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ߤϡ<EFBFBD>
.Fa af
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Dv AF_INET
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤹ<EFBFBD><EFBFBD>ɬ<EFBFBD>פ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>¾<EFBFBD><EFBFBD><EFBFBD>ͤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Fn gethostbyname2
<EFBFBD>ؿ<EFBFBD><EFBFBD>ϡ<EFBFBD>
.Va h_errno
<EFBFBD><EFBFBD>
.Dv NETDB_INTERNAL
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǡ<EFBFBD>
.Dv NULL
<EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Pp
.Fn sethostent
<EFBFBD>ؿ<EFBFBD><EFBFBD>ϡ<EFBFBD><EFBFBD>䤤<EFBFBD><EFBFBD><EFBFBD>碌<EFBFBD>Ѥˡ<EFBFBD><EFBFBD><EFBFBD>³<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Tn TCP
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>åȤλ<EFBFBD><EFBFBD>Ѥ<EFBFBD><EFBFBD>׵᤹<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˻<EFBFBD><EFBFBD>ѤǤ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Fa stayopen
<EFBFBD>ե饰<EFBFBD><EFBFBD> 0 <20>Ǥʤ<C7A4><CAA4><EFBFBD><EFBFBD>С<EFBFBD>
.Tn TCP
<EFBFBD>ˤ<EFBFBD><EFBFBD>äƤ<EFBFBD><EFBFBD>٤Ƥ<EFBFBD><EFBFBD>䤤<EFBFBD><EFBFBD><EFBFBD>碌<EFBFBD><EFBFBD><EFBFBD>͡<EFBFBD><EFBFBD>ॵ<EFBFBD><EFBFBD><EFBFBD>Ф<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꡢ
.Fn gethostbyname ,
.Fn gethostbyname2 ,
.Fn gethostbyaddr
<EFBFBD>Τ<EFBFBD><EFBFBD>줾<EFBFBD><EFBFBD><EFBFBD>ƤӽФ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˤ⡢<EFBFBD><EFBFBD>³<EFBFBD><EFBFBD><EFBFBD>ݻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>褦<EFBFBD>˥<EFBFBD><EFBFBD>ץ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>¾<EFBFBD>ξ<EFBFBD><EFBFBD>硢<EFBFBD>䤤<EFBFBD><EFBFBD><EFBFBD>碌<EFBFBD><EFBFBD>
.Tn UDP
<EFBFBD>ǡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѥ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD>¹Ԥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Pp
.Fn endhostent
<EFBFBD>ؿ<EFBFBD><EFBFBD><EFBFBD>
.Tn TCP
<EFBFBD><EFBFBD>³<EFBFBD>򥯥<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Pp
.Fn herror
<EFBFBD>ؿ<EFBFBD><EFBFBD>Ͽ<EFBFBD><EFBFBD>ǽ<EFBFBD><EFBFBD>Ϥ˥<EFBFBD><EFBFBD>å<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>񤭽Ф<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>ǽ<EFBFBD><EFBFBD>Ϥ<EFBFBD>ʸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѥ<EFBFBD><EFBFBD>᡼<EFBFBD><EFBFBD>
.Fa s
<EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> ": " <20>ȡ<EFBFBD>
.Va h_errno
<EFBFBD><EFBFBD><EFBFBD>ͤ<EFBFBD><EFBFBD>б<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>å<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Pp
.Fn hstrerror
<EFBFBD>ؿ<EFBFBD><EFBFBD>ϡ<EFBFBD>
.Fa err
<EFBFBD>ѥ<EFBFBD><EFBFBD>᡼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͤ<EFBFBD><EFBFBD>б<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>å<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD>
ʸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Sh <EFBFBD><EFBFBD>Ϣ<EFBFBD>ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Bl -tag -width /etc/resolv.conf -compact
.It Pa /etc/hosts
.It Pa /etc/host.conf
.It Pa /etc/resolv.conf
.El
.Sh <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Fn gethostbyname ,
.Fn gethostbyname2 ,
.Fn gethostbyaddr
<EFBFBD>Υ<EFBFBD><EFBFBD>顼<EFBFBD><EFBFBD><EFBFBD>֤ϡ<EFBFBD><EFBFBD>̥<EFBFBD><EFBFBD>ݥ<EFBFBD><EFBFBD>󥿤<EFBFBD><EFBFBD>֤뤳<EFBFBD>ȤǼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ξ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Va h_errno
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>å<EFBFBD><EFBFBD><EFBFBD><EFBFBD>뤳<EFBFBD>Ȥˤ<EFBFBD><EFBFBD>ꡢ
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ū<EFBFBD>ʥ<EFBFBD><EFBFBD>顼<EFBFBD>Ǥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Τ<EFBFBD><EFBFBD><EFBFBD>
̵<EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>̤<EFBFBD>ΤΥۥ<EFBFBD><EFBFBD><EFBFBD>̾<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ᤫ<EFBFBD><EFBFBD>Ƚ<EFBFBD>ǤǤ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Fn herror
<EFBFBD>롼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˤ<EFBFBD><EFBFBD>äơ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>顼<EFBFBD>򵭽Ҥ<EFBFBD><EFBFBD>륨<EFBFBD>顼<EFBFBD><EFBFBD><EFBFBD>å<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɽ<EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Fa string
<EFBFBD>ϡ<EFBFBD>
.Dv NULL
<EFBFBD>Ǥʤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>졢<EFBFBD><EFBFBD><EFBFBD>˥<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȥ<EFBFBD><EFBFBD>ڡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>³<EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>顼<EFBFBD><EFBFBD><EFBFBD>å<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ü<EFBFBD>β<EFBFBD><EFBFBD>ԤȤȤ<EFBFBD><EFBFBD>˰<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Pp
<EFBFBD>ѿ<EFBFBD>
.Va h_errno
<EFBFBD>ϼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Bl -tag -width HOST_NOT_FOUND
.It Dv HOST_NOT_FOUND
<EFBFBD><EFBFBD><EFBFBD>ꤷ<EFBFBD><EFBFBD>̾<EFBFBD><EFBFBD><EFBFBD>Υۥ<EFBFBD><EFBFBD>Ȥ<EFBFBD>̤<EFBFBD>ΤǤ<EFBFBD><EFBFBD><EFBFBD>
.It Dv TRY_AGAIN
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̾<EFBFBD><EFBFBD>ϰ<EFBFBD><EFBFBD><EFBFBD>Ū<EFBFBD>ʥ<EFBFBD><EFBFBD>顼<EFBFBD>ǡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>륵<EFBFBD><EFBFBD><EFBFBD>Ф<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʤ<EFBFBD><EFBFBD>ä<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD><EFBFBD><EFBFBD>̣<EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ф餯<EFBFBD><EFBFBD><EFBFBD>ƺ<EFBFBD><EFBFBD>ٻ<EFBFBD><EFBFBD>ߤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>礬<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.It Dv NO_RECOVERY
<EFBFBD>ʤ<EFBFBD><EFBFBD>餫<EFBFBD><EFBFBD>ͽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Х<EFBFBD><EFBFBD>顼<EFBFBD><EFBFBD>ȯ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǽ<EFBFBD>ʥ<EFBFBD><EFBFBD>顼<EFBFBD>Ǥ<EFBFBD><EFBFBD><EFBFBD>
.It Dv NO_DATA
<EFBFBD>׵ᤵ<EFBFBD>줿̾<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͭ<EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>IP <20><><EFBFBD>ɥ쥹<C9A5><ECA5B9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϰ<EFBFBD><EFBFBD><EFBFBD>Ū<EFBFBD>ʥ<EFBFBD><EFBFBD>顼<EFBFBD>ǤϤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>ꤷ<EFBFBD><EFBFBD><EFBFBD>ۥ<EFBFBD><EFBFBD><EFBFBD>̾<EFBFBD><EFBFBD><EFBFBD>͡<EFBFBD><EFBFBD>ॵ<EFBFBD><EFBFBD><EFBFBD>Фˤ<EFBFBD><EFBFBD>Τ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˤ⤫<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>餺<EFBFBD><EFBFBD>
<EFBFBD>б<EFBFBD><EFBFBD><EFBFBD><EFBFBD>륢<EFBFBD>ɥ쥹<EFBFBD><EFBFBD><EFBFBD>ʤ<EFBFBD><EFBFBD>Ȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̣<EFBFBD>Ǥ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>Υ͡<EFBFBD><EFBFBD>ॵ<EFBFBD><EFBFBD><EFBFBD>Ф<EFBFBD><EFBFBD>Ф<EFBFBD><EFBFBD><EFBFBD>Ʊ<EFBFBD><EFBFBD><EFBFBD>ɥᥤ<EFBFBD><EFBFBD>̾<EFBFBD><EFBFBD><EFBFBD>̤ʥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>פ<EFBFBD><EFBFBD>׵<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ԥ<EFBFBD><EFBFBD>ȡ<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>뤫<EFBFBD>⤷<EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD><EFBFBD>Х᡼<EFBFBD><EFBFBD><EFBFBD>ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Υɥᥤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ͽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>礬<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.El
.Sh <EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Xr resolver 3 ,
.Xr hosts 5 ,
.Xr hostname 7 ,
.Xr named 8
.Sh <EFBFBD>ٹ<EFBFBD>
<EFBFBD>͡<EFBFBD><EFBFBD>ॵ<EFBFBD><EFBFBD><EFBFBD>Фϸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Pa /etc/hosts
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>򸡺<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>롼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>褦<EFBFBD><EFBFBD>
.Xr libc 3
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ۤ<EFBFBD><EFBFBD>줿<EFBFBD><EFBFBD><EFBFBD>硢
.Fn gethostent
<EFBFBD>ؿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>졢
.Fn sethostent
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Fn endhostent
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Pp
.Fn gethostent
<EFBFBD>ؿ<EFBFBD><EFBFBD>ϡ<EFBFBD>
.Pa /etc/hosts
<EFBFBD>ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>μ<EFBFBD><EFBFBD>ιԤ<EFBFBD><EFBFBD>ɤ߹<EFBFBD><EFBFBD>ߤޤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>κݡ<EFBFBD>ɬ<EFBFBD>פʤ<EFBFBD><EFBFBD>Хե<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>򥪡<EFBFBD><EFBFBD>ץ󤷤ޤ<EFBFBD><EFBFBD><EFBFBD>
.Pp
.Fn sethostent
<EFBFBD>ؿ<EFBFBD><EFBFBD>ϥե<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Pa etc/hosts
<EFBFBD>򥪡<EFBFBD><EFBFBD>ץ󤪤<EFBFBD><EFBFBD><EFBFBD>/<2F>ޤ<EFBFBD><DEA4>ϥ<EFBFBD><CFA5>磻<EFBFBD><EFA5A4><EFBFBD>ɤ<EFBFBD><C9A4>ޤ<EFBFBD><DEA4><EFBFBD>
.Fa stayopen
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 0 <20>Ǥʤ<C7A4><CAA4><EFBFBD><EFBFBD>С<EFBFBD>
.Fn gethostbyname ,
.Fn gethostbyname2 ,
.Fn gethostbyaddr
<EFBFBD>Τ<EFBFBD><EFBFBD>줾<EFBFBD><EFBFBD><EFBFBD>θƤӽФ<EFBFBD><EFBFBD>θ塢<EFBFBD>ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Pp
.Fn endhostent
<EFBFBD>ؿ<EFBFBD><EFBFBD>ϥե<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>򥯥<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
.Pp
.Sh <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Fn herror
<EFBFBD>ؿ<EFBFBD><EFBFBD><EFBFBD>
.Bx 4.3
<EFBFBD>Ǻǽ<EFBFBD><EFBFBD>˼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Fn endhostent ,
.Fn gethostbyaddr ,
.Fn gethostbyname ,
.Fn gethostent ,
.Fn sethostent
<EFBFBD>ؿ<EFBFBD><EFBFBD><EFBFBD>
.Bx 4.2
<EFBFBD>Ǻǽ<EFBFBD><EFBFBD>˼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
.Fn gethostbyname2
<EFBFBD>ؿ<EFBFBD><EFBFBD><EFBFBD> bind-4.9.4 <20>Ǻǽ<C7BA><C7BD>˼<EFBFBD><CBBC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><DEA4><EFBFBD><EFBFBD><EFBFBD>
.Sh <EFBFBD>Х<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>δؿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ū<EFBFBD>ǡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѥ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǥǡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɬ<EFBFBD>פʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϡ<EFBFBD>
<EFBFBD>ʸ<EFBFBD><EFBFBD>θƤӽФ<EFBFBD><EFBFBD>Ǿ<EFBFBD><EFBFBD>񤭤<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˥<EFBFBD><EFBFBD>ԡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>¸<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɬ<EFBFBD>פ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʤ<EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>ɥ쥹<EFBFBD>ǡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD><EFBFBD>Ƽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Τϸ<EFBFBD><EFBFBD>ߡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>󥿡<EFBFBD><EFBFBD>ͥåȥ<EFBFBD><EFBFBD>ɥ쥹<EFBFBD>ե<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޥå<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD><EFBFBD>