func (p *Pinger) AddIPAddr(ip *net.IPAddr) {
	p.mu.Lock()
	p.addrs[ip.String()] = ip
	if isIPv4(ip.IP) {
		p.hasIPv4 = true
	} else if isIPv6(ip.IP) {
		p.hasIPv6 = true
	}
	p.mu.Unlock()
}
func (p *Pinger) AddIPAddr(ip *net.IPAddr) {
	p.mu.Lock()
	p.addrs[ip.String()] = ip
	if isIPv4(ip.IP) {
		p.hasIPv4 = true
	} else if isIPv6(ip.IP) {
		p.hasIPv6 = true
	}
	p.mu.Unlock()
}
func ( p * Pinger ) AddIPAddr ( ip * net . IPAddr ) { p . mu . Lock ( ) p . addrs [ ip . String ( ) ] = ip if isIPv4 ( ip . IP ) { p . hasIPv4 = true } else if isIPv6 ( ip . IP ) { p . hasIPv6 = true } p . mu . Unlock ( ) }
// AddIPAddr adds an IP address to Pinger. ip arg should be a net.IPAddr
// pointer.
AddIPAddr adds an IP address to Pinger . ip arg should be a net . IPAddr pointer .