func (ifr *Ifreq) Name() string {
	return ByteSliceToString(ifr.raw.Ifrn[:])
}

// According to netdevice(7), only AF_INET addresses are returned for numerous
// sockaddr ioctls. For convenience, we expose these as Inet4Addr since the Port
// field and other data is always empty.

// Inet4Addr returns the Ifreq union data from an embedded sockaddr as a C

//	LWS            = [CRLF] 1*( SP | HT )
func isLWS(b byte) bool { return b == ' ' || b == '\t' }

// isCTL reports whether b is a control byte, according
// to http://www.w3.org/Protocols/rfc2616/rfc2616-sec2.html#sec2.2
//
//	CTL            = <any US-ASCII control character
//	                 (octets 0 - 31) and DEL (127)>
func isCTL(b byte) bool {
	const del = 0x7f // a CTL
	return b < ' ' || b == del
}

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