Test SO_REUSEPORT availablity

tryreuseport.go

package main

import (
	"log"

	"github.com/jbenet/go-reuseport"
)

func main() {
	for i := 0; i < 2; i++ {
		l, err := reuseport.Listen("tcp4", ":8080")
		if err != nil {
			log.Fatalf("Listen %d:", err)
		}
		defer l.Close()
	}
}