#!/bin/bash
nc_cmd=`which nc`
nc_flavor=$($nc_cmd --version 2>&1 | grep -o nmap)
case "$nc_flavor" in
nmap)
nc_flavor_opts="-i1"
;;
*) # default, probably openbsd
nc_flavor_opts="-w1"
esac
$nc_cmd -uzv $nc_flavor_opts $1 $2 > /dev/null
exit $?