This file is indexed.

/usr/include/linux/un.h is in linux-libc-dev 3.2.0-23.36.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
#ifndef _LINUX_UN_H
#define _LINUX_UN_H

#include <linux/socket.h>

#define UNIX_PATH_MAX	108

struct sockaddr_un {
	__kernel_sa_family_t sun_family; /* AF_UNIX */
	char sun_path[UNIX_PATH_MAX];	/* pathname */
};

#endif /* _LINUX_UN_H */