use in6p_inputopts instead of in6p_recvoptions to make the code compilable on fbsd3 (not tested. could someone try to compile this on fbsd3?)
use in6p_inputopts instead of in6p_recvoptions to make the code
compilable on fbsd3
(not tested. could someone try to compile this on fbsd3?)

MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame