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.TH UN.H 3HEAD "Aug 30, 2002"
.SH NAME
un.h, un \- definitions for UNIX-domain sockets
.SH SYNOPSIS
.LP
.nf
#include <sys/un.h>
.fi

.SH DESCRIPTION
.LP
The <\fBsys/un.h\fR> header defines the \fBsockaddr_un\fR structure that
includes the following members:
.sp
.in +2
.nf
sa_family_t  sun_family   /* address family */
char         sun_path[]   /* socket pathname */
.fi
.in -2

.sp
.LP
The \fBsockaddr_un\fR structure is used to store addresses for UNIX domain
sockets. Values of this type must be cast to \fBstruct sockaddr\fR for use with
the socket interfaces.
.sp
.LP
The <\fBsys/un.h\fR> header defines the type \fBsa_family_t\fR as described in
\fBsocket.h\fR(3HEAD).
.SH ATTRIBUTES
.LP
See \fBattributes\fR(7) for descriptions of the following attributes:
.sp

.sp
.TS
box;
c | c
l | l .
ATTRIBUTE TYPE	ATTRIBUTE VALUE
_
Interface Stability	Standard
.TE

.SH SEE ALSO
.LP
.BR socket.h (3HEAD),
.BR bind (3SOCKET),
.BR sockaddr (3SOCKET),
.BR socket (3SOCKET),
.BR socketpair (3SOCKET),
.BR bind (3XNET),
.BR socket (3XNET),
.BR socketpair (3XNET),
.BR attributes (7),
.BR standards (7)