---
name: "sockaddr_un"
section: "3type"
platform: "linux"
package: "man-pages"
version: "6.19-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/sockaddr_un"
---

# sockaddr\_un(3type)

UNIX domain socket address

## NAME

sockaddr\_un - UNIX domain socket address

## LIBRARY

Standard C library (*libc*)

## SYNOPSIS

```
#include <sys/un.h>
```

**struct sockaddr\_un {**     **sa\_family\_t  sun\_family;**  /\* Address family \*/     **char         sun\_path\[\];**  /\* Socket pathname \*/ **};**

## DESCRIPTION

- *sockaddr\_un*

  Describes a UNIX domain socket address.

## STANDARDS

POSIX.1-2024.

## HISTORY

POSIX.1-2001.

## SEE ALSO

**sockaddr**(3)