#!/bin/sh
exec </dev/null

tryto
echo $?
tryto -V
echo $?

tryto -v sh -c 'sleep 1; exit 0'
echo $?
tryto -vn2 sh -c 'sleep 1; exit 1'
echo $?
tryto -vt1 sleep 14
echo $?
tryto -vt1 -k1 sh -c 'trap : TERM; sleep 3'
echo $?