add set_udp_port add set_udp_timeout add getvconf
add set_udp_port
add set_udp_timeout
add getvconf

add failback option to
gethostbyname
gethostbynamel

neeraj9/zfor,neeraj9/zfor,chaoslawful/zfor,chaoslawful/zfor,chaoslawful/zfor,neeraj9/zfor,chaoslawful/zfor,neeraj9/zfor,neeraj9/zfor