public static NF_STATUS nf_tcpSetSockOpt(ulong id, NF_SOCKET_OPTIONS optname, bool optval) { int dword = optval ? 1 : 0; return(nf_tcpSetSockOpt(id, optname, ref dword, Marshal.SizeOf(typeof(int)))); }
public static extern NF_STATUS nf_tcpSetSockOpt(ulong id, NF_SOCKET_OPTIONS optname, IntPtr optval, int optlen);