dcodeIO/webassembly

struct msghdr
{
    void *msg_name;
    socklen_t msg_namelen;
    struct iovec *msg_iov;
    int msg_iovlen;
    void *msg_control;
    socklen_t msg_controllen;
    int msg_flags;
};

struct cmsghdr
{
    socklen_t cmsg_len;
    int cmsg_level;
    int cmsg_type;
};