remove INET and INET6 checks in netinet/sctp_uio.h
remove INET and INET6 checks in netinet/sctp_uio.h

weinrank/usrsctp,weinrank/usrsctp,sctplab/usrsctp,sctplab/usrsctp,CoolmanCZ/usrsctp,CoolmanCZ/usrsctp,sctplab/usrsctp,CoolmanCZ/usrsctp,weinrank/usrsctp,CoolmanCZ/usrsctp