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if.h 3HEAD "10 Sep 2004" "SunOS 5.11" "Headers"
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

interface name length

ATTRIBUTES

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPEATTRIBUTE VALUE
Interface StabilityStandard
SEE ALSO

if_nametoindex(3XNET), attributes(5), standards(5)