- n = writev(c->fd, *vector, n);
- if(n < 0 && errno == EAGAIN)
- return 1;
+#if HAVE_SENDMSG
+ if (c->out.out_fd.nfd) {
+ struct msghdr msg = {
+ .msg_name = NULL,
+ .msg_namelen = 0,
+ .msg_iov = *vector,
+ .msg_iovlen = n,
+ .msg_control = &c->out.out_fd,
+ .msg_controllen = sizeof (struct cmsghdr) + c->out.out_fd.nfd * sizeof (int),
+ };
+ int i;
+ c->out.out_fd.cmsghdr.cmsg_len = msg.msg_controllen;
+ c->out.out_fd.cmsghdr.cmsg_level = SOL_SOCKET;
+ c->out.out_fd.cmsghdr.cmsg_type = SCM_RIGHTS;
+ n = sendmsg(c->fd, &msg, 0);
+ if(n < 0 && errno == EAGAIN)
+ return 1;
+ for (i = 0; i < c->out.out_fd.nfd; i++)
+ close(c->out.out_fd.fd[i]);
+ c->out.out_fd.nfd = 0;
+ } else
+#endif
+ {
+ n = writev(c->fd, *vector, n);
+ if(n < 0 && errno == EAGAIN)
+ return 1;
+ }
+