NAME

if.h, if - sockets local interfaces

SYNOPSIS

#include <net/if.h>

DESCRIPTION

The <net/if.h> header defines the if_nameindex structure, which includes the following members:

unsigned if_index     /* numeric index of the interface */
char     *if_name     /* null-terminated name of the interface */

The <net/if.h> header defines the following macro for the length of a buffer containing an interface name (including the terminating null character):

IF_NAMESIZE

ATTRIBUTES

See attributes(7) for descriptions of the following attributes:

SEE ALSO

if_nametoindex(3XNET), attributes(7), standards(7)