Fix more compile errors.
Fix more compile errors.

xwhuang/sctp-refimpl,sctplab/sctp-refimpl,deepak899/sctp-refimpl,deepak899/sctp-refimpl,sctplab/sctp-refimpl,deepak899/sctp-refimpl,deepak899/sctp-refimpl,xwhuang/sctp-refimpl,sctplab/sctp-refimpl,sctplab/sctp-refimpl,deepak899/sctp-refimpl,xwhuang/sctp-refimpl,xwhuang/sctp-refimpl,xwhuang/sctp-refimpl,sctplab/sctp-refimpl,deepak899/sctp-refimpl,xwhuang/sctp-refimpl,sctplab/sctp-refimpl