#if HAVE_SENDMSG
if (c->out.out_fd.nfd) {
- char cmsgbuf[CMSG_SPACE(sizeof(int) * XCB_MAX_PASS_FD)];
+ union {
+ struct cmsghdr cmsghdr;
+ char buf[CMSG_SPACE(XCB_MAX_PASS_FD * sizeof(int))];
+ } cmsgbuf;
struct msghdr msg = {
.msg_name = NULL,
.msg_namelen = 0,
.msg_iov = *vector,
.msg_iovlen = n,
- .msg_control = cmsgbuf,
+ .msg_control = cmsgbuf.buf,
.msg_controllen = CMSG_LEN(c->out.out_fd.nfd * sizeof (int)),
};
int i;