Honor the UDP layer setting regarding UDP checksum computation for SCTP/UDP/IPv4. It depends on a commit of bz@ coming to FreeBSD head soon.
Honor the UDP layer setting regarding UDP checksum computation for
SCTP/UDP/IPv4.
It depends on a commit of bz@ coming to FreeBSD head soon.

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