Support all combinations of defines INET, INET6 and SCTP_DEBUG. Issue reported by Lally Singh.
Support all combinations of defines INET, INET6 and SCTP_DEBUG.
Issue reported by Lally Singh.

timsuchanek/sctp-refimpl,gale320/sctp-refimpl,timsuchanek/sctp-refimpl,TopPano/sctp-refimpl,sctplab/sctp-refimpl,tosakanth/sctp-refimpl,sdd330/sctp-refimpl,sctplab/sctp-refimpl,deepak899/sctp-refimpl,xwhuang/sctp-refimpl,xwhuang/sctp-refimpl,tosakanth/sctp-refimpl,TopPano/sctp-refimpl,gale320/sctp-refimpl,tosakanth/sctp-refimpl,xwhuang/sctp-refimpl,TopPano/sctp-refimpl,tosakanth/sctp-refimpl,sctplab/sctp-refimpl,sctplab/sctp-refimpl,TopPano/sctp-refimpl,timsuchanek/sctp-refimpl,sdd330/sctp-refimpl,sctplab/sctp-refimpl,deepak899/sctp-refimpl,timsuchanek/sctp-refimpl,tosakanth/sctp-refimpl,deepak899/sctp-refimpl,TopPano/sctp-refimpl,deepak899/sctp-refimpl,TopPano/sctp-refimpl,sdd330/sctp-refimpl,gale320/sctp-refimpl,deepak899/sctp-refimpl,TopPano/sctp-refimpl,xwhuang/sctp-refimpl,gale320/sctp-refimpl,timsuchanek/sctp-refimpl,timsuchanek/sctp-refimpl,gale320/sctp-refimpl,sdd330/sctp-refimpl,timsuchanek/sctp-refimpl,xwhuang/sctp-refimpl,tosakanth/sctp-refimpl,timsuchanek/sctp-refimpl,gale320/sctp-refimpl,tosakanth/sctp-refimpl,sdd330/sctp-refimpl,gale320/sctp-refimpl,gale320/sctp-refimpl,deepak899/sctp-refimpl,gale320/sctp-refimpl,sdd330/sctp-refimpl,sdd330/sctp-refimpl,sdd330/sctp-refimpl,tosakanth/sctp-refimpl,sdd330/sctp-refimpl,TopPano/sctp-refimpl,sctplab/sctp-refimpl,timsuchanek/sctp-refimpl,TopPano/sctp-refimpl,xwhuang/sctp-refimpl,tosakanth/sctp-refimpl